fftw-1.2.0run

2 x Intel Xeon E5-2620 v2 testing with a ASUS Z9PE-D8 WS (5503 BIOS) and ASPEED on CentOS Stream 9 via the Phoronix Test Suite.

Compare your own system(s) to this result file with the Phoronix Test Suite by running the command: phoronix-test-suite benchmark 2410194-NE-FFTW120RU62
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Result
Identifier
Performance Per
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Date
Run
  Test
  Duration
debug
July 13
  1 Hour, 54 Minutes
NoGVNO2
July 14
  57 Minutes
NoGVNO3
July 15
  57 Minutes
OptNoSimplO2
July 16
  17 Minutes
2 x Intel Xeon E5-2620 v2
July 17
  17 Minutes
OptNoSimplO3
July 19
  39 Minutes
OptSimplO2
July 21
  59 Minutes
OptSimplO3
July 22
  58 Minutes
OptRedO2
July 27
  57 Minutes
OptRedO3
July 28
  58 Minutes
OptPREO2
August 06
  59 Minutes
GVNO2
August 07
  58 Minutes
NewGVNO2
August 09
  58 Minutes
OptPREO3
August 12
  58 Minutes
NewGVNO333
August 28
  58 Minutes
GVNO3
August 29
  59 Minutes
PessimisticO3
September 04
  58 Minutes
PessimisticO2
September 05
  57 Minutes
PessimisticNewGVNO2
September 06
  57 Minutes
PessimisticNewGVNO3
September 07
  59 Minutes
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  56 Minutes

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debug

Kernel Notes: Transparent Huge Pages: always
Environment Notes: CXXFLAGS=-O2 CFLAGS=-O2
Compiler Notes: Optimized build with assertions; Built Apr 11 2013 (07:43:48); Default target: i386-pc-linux-gnu; Host CPU: i686
Processor Notes: Scaling Governor: intel_cpufreq conservative - CPU Microcode: 0x42e
Security Notes: gather_data_sampling: Not affected + itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + mmio_stale_data: Unknown: No mitigations + reg_file_data_sampling: Not affected + retbleed: Not affected + spec_rstack_overflow: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Retpolines; IBPB: conditional; IBRS_FW; STIBP: conditional; RSB filling; PBRSB-eIBRS: Not affected; BHI: Not affected + srbds: Not affected + tsx_async_abort: Not affected

NoGVNO2

Kernel Notes: Transparent Huge Pages: always
Environment Notes: CXXFLAGS="-O2 -mllvm -enable-newgvn -mllvm -disable-gvn=true" CFLAGS="-O2 -mllvm -enable-newgvn -mllvm -disable-gvn=true"
Compiler Notes: Optimized build with assertions; Built Apr 11 2013 (07:43:48); Default target: i386-pc-linux-gnu; Host CPU: i686
Processor Notes: Scaling Governor: intel_cpufreq conservative - CPU Microcode: 0x42e
Security Notes: gather_data_sampling: Not affected + itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + mmio_stale_data: Unknown: No mitigations + reg_file_data_sampling: Not affected + retbleed: Not affected + spec_rstack_overflow: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Retpolines; IBPB: conditional; IBRS_FW; STIBP: conditional; RSB filling; PBRSB-eIBRS: Not affected; BHI: Not affected + srbds: Not affected + tsx_async_abort: Not affected

NoGVNO3

Kernel Notes: Transparent Huge Pages: always
Environment Notes: CXXFLAGS="-O3 -mllvm -enable-newgvn -mllvm -disable-gvn=true" CFLAGS="-O3 -mllvm -enable-newgvn -mllvm -disable-gvn=true"
Compiler Notes: Optimized build with assertions; Built Apr 11 2013 (07:43:48); Default target: i386-pc-linux-gnu; Host CPU: i686
Processor Notes: Scaling Governor: intel_cpufreq conservative - CPU Microcode: 0x42e
Security Notes: gather_data_sampling: Not affected + itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + mmio_stale_data: Unknown: No mitigations + reg_file_data_sampling: Not affected + retbleed: Not affected + spec_rstack_overflow: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Retpolines; IBPB: conditional; IBRS_FW; STIBP: conditional; RSB filling; PBRSB-eIBRS: Not affected; BHI: Not affected + srbds: Not affected + tsx_async_abort: Not affected

OptNoSimplO2

Kernel Notes: Transparent Huge Pages: always
Environment Notes: CXXFLAGS="-O2 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=false -mllvm -enable-newgvn-pre=false -mllvm -enable-newgvn-simpl=false" CFLAGS="-O2 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=false -mllvm -enable-newgvn-pre=false -mllvm -enable-newgvn-simpl=false"
Compiler Notes: Optimized build with assertions; Built Apr 11 2013 (07:43:48); Default target: i386-pc-linux-gnu; Host CPU: i686
Processor Notes: Scaling Governor: intel_cpufreq conservative - CPU Microcode: 0x42e
Security Notes: gather_data_sampling: Not affected + itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + mmio_stale_data: Unknown: No mitigations + reg_file_data_sampling: Not affected + retbleed: Not affected + spec_rstack_overflow: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Retpolines; IBPB: conditional; IBRS_FW; STIBP: conditional; RSB filling; PBRSB-eIBRS: Not affected; BHI: Not affected + srbds: Not affected + tsx_async_abort: Not affected

2 x Intel Xeon E5-2620 v2

Processor: 2 x Intel Xeon E5-2620 v2 @ 2.60GHz (12 Cores / 24 Threads), Motherboard: ASUS Z9PE-D8 WS (5503 BIOS), Chipset: Intel Xeon E7 v2/Xeon, Memory: 32GB, Disk: 256GB Samsung SSD 850 + 2000GB Western Digital WD20EARX-00P, Graphics: ASPEED, Audio: Realtek ALC898, Network: 2 x Intel 82574L

OS: CentOS Stream 9, Kernel: 5.14.0-467.el9.x86_64 (x86_64), Display Server: X Server, Display Driver: NVIDIA, Compiler: GCC 11.4.1 20231218 + PGI Compiler 16.10-0 + LLVM 3.1 + CUDA 11.2, File-System: ext4, Screen Resolution: 1024x768

OptNoSimplO3

Kernel Notes: Transparent Huge Pages: always
Environment Notes: CXXFLAGS="-O3 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=false -mllvm -enable-newgvn-pre=false -mllvm -enable-newgvn-simpl=false" CFLAGS="-O3 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=false -mllvm -enable-newgvn-pre=false -mllvm -enable-newgvn-simpl=false"
Compiler Notes: Optimized build with assertions; Built Apr 11 2013 (07:43:48); Default target: i386-pc-linux-gnu; Host CPU: i686
Processor Notes: Scaling Governor: intel_cpufreq conservative - CPU Microcode: 0x42e
Security Notes: gather_data_sampling: Not affected + itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + mmio_stale_data: Unknown: No mitigations + reg_file_data_sampling: Not affected + retbleed: Not affected + spec_rstack_overflow: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Retpolines; IBPB: conditional; IBRS_FW; STIBP: conditional; RSB filling; PBRSB-eIBRS: Not affected; BHI: Not affected + srbds: Not affected + tsx_async_abort: Not affected

OptSimplO2

Kernel Notes: Transparent Huge Pages: always
Environment Notes: CXXFLAGS="-O2 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=false -mllvm -enable-newgvn-pre=false -mllvm -enable-newgvn-simpl=true" CFLAGS="-O2 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=false -mllvm -enable-newgvn-pre=false -mllvm -enable-newgvn-simpl=true"
Compiler Notes: Optimized build with assertions; Built Apr 11 2013 (07:43:48); Default target: i386-pc-linux-gnu; Host CPU: i686
Processor Notes: Scaling Governor: intel_cpufreq conservative - CPU Microcode: 0x42e
Security Notes: gather_data_sampling: Not affected + itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + mmio_stale_data: Unknown: No mitigations + reg_file_data_sampling: Not affected + retbleed: Not affected + spec_rstack_overflow: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Retpolines; IBPB: conditional; IBRS_FW; STIBP: conditional; RSB filling; PBRSB-eIBRS: Not affected; BHI: Not affected + srbds: Not affected + tsx_async_abort: Not affected

OptSimplO3

Kernel Notes: Transparent Huge Pages: always
Environment Notes: CXXFLAGS="-O3 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=false -mllvm -enable-newgvn-pre=false -mllvm -enable-newgvn-simpl=true" CFLAGS="-O3 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=false -mllvm -enable-newgvn-pre=false -mllvm -enable-newgvn-simpl=true"
Compiler Notes: Optimized build with assertions; Built Apr 11 2013 (07:43:48); Default target: i386-pc-linux-gnu; Host CPU: i686
Processor Notes: Scaling Governor: intel_cpufreq conservative - CPU Microcode: 0x42e
Security Notes: gather_data_sampling: Not affected + itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + mmio_stale_data: Unknown: No mitigations + reg_file_data_sampling: Not affected + retbleed: Not affected + spec_rstack_overflow: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Retpolines; IBPB: conditional; IBRS_FW; STIBP: conditional; RSB filling; PBRSB-eIBRS: Not affected; BHI: Not affected + srbds: Not affected + tsx_async_abort: Not affected

OptRedO2

Kernel Notes: Transparent Huge Pages: always
Environment Notes: CXXFLAGS="-O2 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=true -mllvm -enable-newgvn-simpl=true -mllvm -enable-newgvn-pre=false" CFLAGS="-O2 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=true -mllvm -enable-newgvn-simpl=true -mllvm -enable-newgvn-pre=false"
Compiler Notes: Optimized build with assertions; Built Apr 11 2013 (07:43:48); Default target: i386-pc-linux-gnu; Host CPU: i686
Processor Notes: Scaling Governor: intel_cpufreq conservative - CPU Microcode: 0x42e
Security Notes: gather_data_sampling: Not affected + itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + mmio_stale_data: Unknown: No mitigations + reg_file_data_sampling: Not affected + retbleed: Not affected + spec_rstack_overflow: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Retpolines; IBPB: conditional; IBRS_FW; STIBP: conditional; RSB filling; PBRSB-eIBRS: Not affected; BHI: Not affected + srbds: Not affected + tsx_async_abort: Not affected

OptRedO3

Processor: 2 x Intel Xeon E5-2620 v2 @ 2.60GHz (12 Cores / 24 Threads), Motherboard: ASUS Z9PE-D8 WS (5503 BIOS), Chipset: Intel Xeon E7 v2/Xeon, Memory: 32GB, Disk: 2000GB Western Digital WD20EARX-00P + 256GB Samsung SSD 850, Graphics: ASPEED, Audio: Realtek ALC898, Monitor: ASUS VW190, Network: 2 x Intel 82574L

OS: CentOS Stream 9, Kernel: 5.14.0-474.el9.x86_64 (x86_64), Display Server: X Server, Display Driver: NVIDIA, Compiler: GCC 11.4.1 20231218 + PGI Compiler 16.10-0 + LLVM 3.1 + CUDA 11.2, File-System: ext4, Screen Resolution: 1024x768

Kernel Notes: Transparent Huge Pages: always
Environment Notes: CXXFLAGS="-O3 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=true -mllvm -enable-newgvn-simpl=true -mllvm -enable-newgvn-pre=false" CFLAGS="-O3 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=true -mllvm -enable-newgvn-simpl=true -mllvm -enable-newgvn-pre=false"
Compiler Notes: Optimized build with assertions; Built Apr 11 2013 (07:43:48); Default target: i386-pc-linux-gnu; Host CPU: i686
Processor Notes: Scaling Governor: intel_cpufreq conservative - CPU Microcode: 0x42e
Security Notes: gather_data_sampling: Not affected + itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + mmio_stale_data: Unknown: No mitigations + reg_file_data_sampling: Not affected + retbleed: Not affected + spec_rstack_overflow: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Retpolines; IBPB: conditional; IBRS_FW; STIBP: conditional; RSB filling; PBRSB-eIBRS: Not affected; BHI: Not affected + srbds: Not affected + tsx_async_abort: Not affected

OptPREO2

Kernel Notes: Transparent Huge Pages: always
Environment Notes: CXXFLAGS="-O2 -mllvm -enable-newgvn" CFLAGS="-O2 -mllvm -enable-newgvn"
Compiler Notes: Optimized build with assertions; Built Apr 11 2013 (07:43:48); Default target: i386-pc-linux-gnu; Host CPU: i686
Processor Notes: Scaling Governor: intel_cpufreq conservative - CPU Microcode: 0x42e
Security Notes: gather_data_sampling: Not affected + itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + mmio_stale_data: Unknown: No mitigations + reg_file_data_sampling: Not affected + retbleed: Not affected + spec_rstack_overflow: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Retpolines; IBPB: conditional; IBRS_FW; STIBP: conditional; RSB filling; PBRSB-eIBRS: Not affected; BHI: Not affected + srbds: Not affected + tsx_async_abort: Not affected

GVNO2

Kernel Notes: Transparent Huge Pages: always
Environment Notes: CXXFLAGS=-O2 CFLAGS=-O2
Compiler Notes: Optimized build with assertions; Built Apr 11 2013 (07:43:48); Default target: i386-pc-linux-gnu; Host CPU: i686
Processor Notes: Scaling Governor: intel_cpufreq conservative - CPU Microcode: 0x42e
Security Notes: gather_data_sampling: Not affected + itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + mmio_stale_data: Unknown: No mitigations + reg_file_data_sampling: Not affected + retbleed: Not affected + spec_rstack_overflow: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Retpolines; IBPB: conditional; IBRS_FW; STIBP: conditional; RSB filling; PBRSB-eIBRS: Not affected; BHI: Not affected + srbds: Not affected + tsx_async_abort: Not affected

NewGVNO2

Kernel Notes: Transparent Huge Pages: always
Environment Notes: CXXFLAGS="-O2 -mllvm -enable-newgvn" CFLAGS="-O2 -mllvm -enable-newgvn"
Compiler Notes: Optimized build with assertions; Built Apr 11 2013 (07:43:48); Default target: i386-pc-linux-gnu; Host CPU: i686
Processor Notes: Scaling Governor: intel_cpufreq conservative - CPU Microcode: 0x42e
Security Notes: gather_data_sampling: Not affected + itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + mmio_stale_data: Unknown: No mitigations + reg_file_data_sampling: Not affected + retbleed: Not affected + spec_rstack_overflow: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Retpolines; IBPB: conditional; IBRS_FW; STIBP: conditional; RSB filling; PBRSB-eIBRS: Not affected; BHI: Not affected + srbds: Not affected + tsx_async_abort: Not affected

OptPREO3

OS: CentOS Stream 9, Kernel: 5.14.0-480.el9.x86_64 (x86_64), Display Server: X Server, Display Driver: NVIDIA, Compiler: GCC 11.4.1 20231218 + PGI Compiler 16.10-0 + LLVM 3.1 + CUDA 11.2, File-System: ext4, Screen Resolution: 1024x768

Kernel Notes: Transparent Huge Pages: always
Environment Notes: CXXFLAGS="-O3 -mllvm -enable-newgvn" CFLAGS="-O3 -mllvm -enable-newgvn"
Compiler Notes: Optimized build with assertions; Built Apr 11 2013 (07:43:48); Default target: i386-pc-linux-gnu; Host CPU: i686
Processor Notes: Scaling Governor: intel_cpufreq conservative - CPU Microcode: 0x42e
Security Notes: gather_data_sampling: Not affected + itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + mmio_stale_data: Unknown: No mitigations + reg_file_data_sampling: Not affected + retbleed: Not affected + spec_rstack_overflow: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Retpolines; IBPB: conditional; IBRS_FW; STIBP: conditional; RSB filling; PBRSB-eIBRS: Not affected; BHI: Not affected + srbds: Not affected + tsx_async_abort: Not affected

NewGVNO333

GVNO3

Processor: 2 x Intel Xeon E5-2620 v2 @ 2.60GHz (12 Cores / 24 Threads), Motherboard: ASUS Z9PE-D8 WS (5503 BIOS), Chipset: Intel Xeon E7 v2/Xeon, Memory: 32GB, Disk: 256GB Samsung SSD 850 + 2000GB Western Digital WD20EARX-00P, Graphics: ASPEED, Audio: Realtek ALC898, Monitor: ASUS VW190, Network: 2 x Intel 82574L

OS: CentOS Stream 9, Kernel: 5.14.0-496.el9.x86_64 (x86_64), Display Server: X Server, Display Driver: NVIDIA, Compiler: GCC 11.5.0 20240719 + PGI Compiler 16.10-0 + LLVM 3.1 + CUDA 11.2, File-System: ext4, Screen Resolution: 1024x768

Kernel Notes: Transparent Huge Pages: always
Environment Notes: CXXFLAGS=-O3 CFLAGS=-O3
Compiler Notes: Optimized build with assertions; Built Apr 11 2013 (07:43:48); Default target: i386-pc-linux-gnu; Host CPU: i686
Processor Notes: Scaling Governor: intel_cpufreq conservative - CPU Microcode: 0x42e
Security Notes: gather_data_sampling: Not affected + itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + mmio_stale_data: Unknown: No mitigations + reg_file_data_sampling: Not affected + retbleed: Not affected + spec_rstack_overflow: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Retpolines; IBPB: conditional; IBRS_FW; STIBP: conditional; RSB filling; PBRSB-eIBRS: Not affected; BHI: Not affected + srbds: Not affected + tsx_async_abort: Not affected

PessimisticO3

PessimisticO2

Kernel Notes: Transparent Huge Pages: always
Environment Notes: CXXFLAGS=-O2 CFLAGS=-O2
Compiler Notes: Optimized build with assertions; Built Apr 11 2013 (07:43:48); Default target: i386-pc-linux-gnu; Host CPU: i686
Processor Notes: Scaling Governor: intel_cpufreq conservative - CPU Microcode: 0x42e
Security Notes: gather_data_sampling: Not affected + itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + mmio_stale_data: Unknown: No mitigations + reg_file_data_sampling: Not affected + retbleed: Not affected + spec_rstack_overflow: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Retpolines; IBPB: conditional; IBRS_FW; STIBP: conditional; RSB filling; PBRSB-eIBRS: Not affected; BHI: Not affected + srbds: Not affected + tsx_async_abort: Not affected

PessimisticNewGVNO2

Kernel Notes: Transparent Huge Pages: always
Environment Notes: CXXFLAGS="-O2 -mllvm -enable-newgvn" CFLAGS="-O2 -mllvm -enable-newgvn"
Compiler Notes: Optimized build with assertions; Built Apr 11 2013 (07:43:48); Default target: i386-pc-linux-gnu; Host CPU: i686
Processor Notes: Scaling Governor: intel_cpufreq conservative - CPU Microcode: 0x42e
Security Notes: gather_data_sampling: Not affected + itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + mmio_stale_data: Unknown: No mitigations + reg_file_data_sampling: Not affected + retbleed: Not affected + spec_rstack_overflow: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Retpolines; IBPB: conditional; IBRS_FW; STIBP: conditional; RSB filling; PBRSB-eIBRS: Not affected; BHI: Not affected + srbds: Not affected + tsx_async_abort: Not affected

PessimisticNewGVNO3

OS: CentOS Stream 9, Kernel: 5.14.0-503.el9.x86_64 (x86_64), Display Server: X Server, Display Driver: NVIDIA, Compiler: GCC 11.5.0 20240719 + PGI Compiler 16.10-0 + LLVM 3.1 + CUDA 11.2, File-System: ext4, Screen Resolution: 1024x768

Kernel Notes: Transparent Huge Pages: always
Environment Notes: CXXFLAGS="-O3 -mllvm -enable-newgvn" CFLAGS="-O3 -mllvm -enable-newgvn"
Compiler Notes: Optimized build with assertions; Built Apr 11 2013 (07:43:48); Default target: i386-pc-linux-gnu; Host CPU: i686
Processor Notes: Scaling Governor: intel_cpufreq conservative - CPU Microcode: 0x42e
Security Notes: gather_data_sampling: Not affected + itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + mmio_stale_data: Unknown: No mitigations + reg_file_data_sampling: Not affected + retbleed: Not affected + spec_rstack_overflow: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Retpolines; IBPB: conditional; IBRS_FW; STIBP: conditional; RSB filling; PBRSB-eIBRS: Not affected; BHI: Not affected + srbds: Not affected + tsx_async_abort: Not affected

fftw-1.2.0runProcessorMotherboardChipsetMemoryDiskGraphicsAudioNetworkMonitorOSKernelDisplay ServerDisplay DriverCompilerFile-SystemScreen ResolutiondebugNoGVNO2NoGVNO3OptNoSimplO22 x Intel Xeon E5-2620 v2OptNoSimplO3OptSimplO2OptSimplO3OptRedO2OptRedO3OptPREO2GVNO2NewGVNO2OptPREO3NewGVNO333GVNO3PessimisticO3PessimisticO2PessimisticNewGVNO2PessimisticNewGVNO32 x Intel Xeon E5-2620 v2 @ 2.60GHz (12 Cores / 24 Threads)ASUS Z9PE-D8 WS (5503 BIOS)Intel Xeon E7 v2/Xeon32GB256GB Samsung SSD 850 + 2000GB Western Digital WD20EARX-00PASPEEDRealtek ALC8982 x Intel 82574LCentOS Stream 95.14.0-467.el9.x86_64 (x86_64)X ServerNVIDIAGCC 11.4.1 20231218 + PGI Compiler 16.10-0 + LLVM 3.1 + CUDA 11.2ext41024x7682000GB Western Digital WD20EARX-00P + 256GB Samsung SSD 850ASUS VW1905.14.0-474.el9.x86_64 (x86_64)5.14.0-480.el9.x86_64 (x86_64)256GB Samsung SSD 850 + 2000GB Western Digital WD20EARX-00P5.14.0-496.el9.x86_64 (x86_64)GCC 11.5.0 20240719 + PGI Compiler 16.10-0 + LLVM 3.1 + CUDA 11.25.14.0-503.el9.x86_64 (x86_64)OpenBenchmarking.orgKernel Details- Transparent Huge Pages: alwaysEnvironment Details- debug: CXXFLAGS=-O2 CFLAGS=-O2- NoGVNO2: CXXFLAGS="-O2 -mllvm -enable-newgvn -mllvm -disable-gvn=true" CFLAGS="-O2 -mllvm -enable-newgvn -mllvm -disable-gvn=true"- NoGVNO3: CXXFLAGS="-O3 -mllvm -enable-newgvn -mllvm -disable-gvn=true" CFLAGS="-O3 -mllvm -enable-newgvn -mllvm -disable-gvn=true"- OptNoSimplO2: CXXFLAGS="-O2 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=false -mllvm -enable-newgvn-pre=false -mllvm -enable-newgvn-simpl=false" CFLAGS="-O2 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=false -mllvm -enable-newgvn-pre=false -mllvm -enable-newgvn-simpl=false"- 2 x Intel Xeon E5-2620 v2: CXXFLAGS="-O2 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=false -mllvm -enable-newgvn-pre=false -mllvm -enable-newgvn-simpl=false" CFLAGS="-O2 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=false -mllvm -enable-newgvn-pre=false -mllvm -enable-newgvn-simpl=false"- OptNoSimplO3: CXXFLAGS="-O3 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=false -mllvm -enable-newgvn-pre=false -mllvm -enable-newgvn-simpl=false" CFLAGS="-O3 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=false -mllvm -enable-newgvn-pre=false -mllvm -enable-newgvn-simpl=false"- OptSimplO2: CXXFLAGS="-O2 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=false -mllvm -enable-newgvn-pre=false -mllvm -enable-newgvn-simpl=true" CFLAGS="-O2 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=false -mllvm -enable-newgvn-pre=false -mllvm -enable-newgvn-simpl=true"- OptSimplO3: CXXFLAGS="-O3 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=false -mllvm -enable-newgvn-pre=false -mllvm -enable-newgvn-simpl=true" CFLAGS="-O3 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=false -mllvm -enable-newgvn-pre=false -mllvm -enable-newgvn-simpl=true"- OptRedO2: CXXFLAGS="-O2 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=true -mllvm -enable-newgvn-simpl=true -mllvm -enable-newgvn-pre=false" CFLAGS="-O2 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=true -mllvm -enable-newgvn-simpl=true -mllvm -enable-newgvn-pre=false"- OptRedO3: CXXFLAGS="-O3 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=true -mllvm -enable-newgvn-simpl=true -mllvm -enable-newgvn-pre=false" CFLAGS="-O3 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=true -mllvm -enable-newgvn-simpl=true -mllvm -enable-newgvn-pre=false"- OptPREO2: CXXFLAGS="-O2 -mllvm -enable-newgvn" CFLAGS="-O2 -mllvm -enable-newgvn"- GVNO2: CXXFLAGS=-O2 CFLAGS=-O2- NewGVNO2: CXXFLAGS="-O2 -mllvm -enable-newgvn" CFLAGS="-O2 -mllvm -enable-newgvn"- OptPREO3: CXXFLAGS="-O3 -mllvm -enable-newgvn" CFLAGS="-O3 -mllvm -enable-newgvn"- NewGVNO333: CXXFLAGS="-O3 -mllvm -enable-newgvn" CFLAGS="-O3 -mllvm -enable-newgvn"- GVNO3: CXXFLAGS=-O3 CFLAGS=-O3- PessimisticO3: CXXFLAGS=-O3 CFLAGS=-O3- PessimisticO2: CXXFLAGS=-O2 CFLAGS=-O2- PessimisticNewGVNO2: CXXFLAGS="-O2 -mllvm -enable-newgvn" CFLAGS="-O2 -mllvm -enable-newgvn"- PessimisticNewGVNO3: CXXFLAGS="-O3 -mllvm -enable-newgvn" CFLAGS="-O3 -mllvm -enable-newgvn"Compiler Details- Optimized build with assertions; Built Apr 11 2013 (07:43:48); Default target: i386-pc-linux-gnu; Host CPU: i686Processor Details- Scaling Governor: intel_cpufreq conservative - CPU Microcode: 0x42eSecurity Details- gather_data_sampling: Not affected + itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + mmio_stale_data: Unknown: No mitigations + reg_file_data_sampling: Not affected + retbleed: Not affected + spec_rstack_overflow: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Retpolines; IBPB: conditional; IBRS_FW; STIBP: conditional; RSB filling; PBRSB-eIBRS: Not affected; BHI: Not affected + srbds: Not affected + tsx_async_abort: Not affected

debugNoGVNO2NoGVNO3OptNoSimplO22 x Intel Xeon E5-2620 v2OptNoSimplO3OptSimplO2OptSimplO3OptRedO2OptRedO3OptPREO2GVNO2NewGVNO2OptPREO3NewGVNO333GVNO3PessimisticO3PessimisticO2PessimisticNewGVNO2PessimisticNewGVNO3Result OverviewPhoronix Test Suite100%107%113%120%FFTWFFTWFFTWFFTWFFTWFFTWFFTWFFTWFFTWFFTWFFTWFFTWFFTWFFTWFFTWFFTWFFTWFFTWFFTWFFTWFFTWFFTWFFTWFFTWFFTWFFTWFFTWFFTWFFTWFFTWFFTWFFTWStock - 2D FFT Size 4096Float + SSE - 2D FFT Size 32Float + SSE - 2D FFT Size 4096Float + SSE - 2D FFT Size 64Float + SSE - 2D FFT Size 1024Float + SSE - 2D FFT Size 2048Float + SSE - 1D FFT Size 32Float + SSE - 2D FFT Size 128Float + SSE - 1D FFT Size 64Float + SSE - 1D FFT Size 256Float + SSE - 1D FFT Size 1024Stock - 2D FFT Size 1024Float + SSE - 1D FFT Size 128Float + SSE - 2D FFT Size 256Stock - 2D FFT Size 2048Stock - 2D FFT Size 64Float + SSE - 1D FFT Size 4096Stock - 1D FFT Size 128Float + SSE - 1D FFT Size 512Stock - 2D FFT Size 512Stock - 2D FFT Size 256Stock - 1D FFT Size 1024Stock - 1D FFT Size 32Stock - 1D FFT Size 256Float + SSE - 2D FFT Size 512Stock - 2D FFT Size 32Stock - 1D FFT Size 512Float + SSE - 1D FFT Size 2048Stock - 1D FFT Size 2048Stock - 2D FFT Size 128Stock - 1D FFT Size 4096Stock - 1D FFT Size 64

fftw-1.2.0runfftw: Float + SSE - 2D FFT Size 4096fftw: Stock - 2D FFT Size 4096fftw: Float + SSE - 2D FFT Size 2048fftw: Stock - 2D FFT Size 2048fftw: Float + SSE - 2D FFT Size 1024fftw: Stock - 2D FFT Size 1024fftw: Float + SSE - 1D FFT Size 4096fftw: Float + SSE - 1D FFT Size 32fftw: Float + SSE - 2D FFT Size 512fftw: Float + SSE - 2D FFT Size 64fftw: Stock - 1D FFT Size 4096fftw: Float + SSE - 2D FFT Size 128fftw: Stock - 1D FFT Size 128fftw: Stock - 2D FFT Size 512fftw: Float + SSE - 1D FFT Size 2048fftw: Float + SSE - 2D FFT Size 256fftw: Stock - 1D FFT Size 2048fftw: Float + SSE - 1D FFT Size 64fftw: Stock - 2D FFT Size 128fftw: Float + SSE - 1D FFT Size 1024fftw: Stock - 1D FFT Size 256fftw: Stock - 1D FFT Size 1024fftw: Stock - 2D FFT Size 256fftw: Float + SSE - 1D FFT Size 256fftw: Float + SSE - 1D FFT Size 512fftw: Stock - 2D FFT Size 64fftw: Stock - 1D FFT Size 32fftw: Float + SSE - 1D FFT Size 128fftw: Stock - 1D FFT Size 512fftw: Float + SSE - 2D FFT Size 32fftw: Stock - 1D FFT Size 64fftw: Stock - 2D FFT Size 32debugNoGVNO2NoGVNO3OptNoSimplO22 x Intel Xeon E5-2620 v2OptNoSimplO3OptSimplO2OptSimplO3OptRedO2OptRedO3OptPREO2GVNO2NewGVNO2OptPREO3NewGVNO333GVNO3PessimisticO3PessimisticO2PessimisticNewGVNO2PessimisticNewGVNO36092.72751.46459.12706.610890.73123.1140917287.011870149823914.8117294420.63780.715513114144055.69870.63855.8162664296.24285.63660.613679155524309.24998.5127024320.4164404906.85218.76717.92756.07027.02723.7123163091.6141867311.411803158783895.4117434414.63773.315461113994051.3103503835.5161414308.34282.93686.713989155604336.74967.1130264344.4165484907.75211.56717.12738.97077.72736.0122213107.2143537347.411750159523912.1119524379.53797.515457115114055.0104703861.6160594290.54270.03693.314032154714289.85020.8132064345.7165264897.95219.05603.72231.16728.22662.0119033053.1142436805.011714135023909.5121884358.83679.215543110944046.9101313812.5156354309.24233.73671.313651152894337.15008.9127894340.1134714846.95127.95618.52239.36665.92642.1119063048.5142596925.711715136363907.0122954354.33736.515539110874046.4102293848.0155174316.14178.43634.913831152704336.65024.6127404285.8133944899.55115.05634.22200.06731.12664.3119493018.7143176912.711778137403917.4125914364.23751.115551111374031.39964.43839.4156304312.84198.13616.913795154004354.74898.0128504314.4134144899.95144.66694.62757.97024.02726.6123373110.3143377116.011780157823911.5115784408.43748.415526114404030.6102563836.5159624275.64276.03642.814455154144318.64962.7132454334.2164444911.45217.96707.92758.97072.12725.0121823083.8141857041.311858159813919.3119344417.13759.415631113784039.5103213836.4160374247.74286.33673.013983155744326.34963.8130584346.8163734905.75213.46697.32773.97021.62728.1122023123.4142347252.411836159893923.9116094415.53780.615568113564048.3103543831.9160994288.14280.93622.214125152944320.84957.9130724340.0166684892.05189.36718.82767.17059.02707.2122983149.1144307194.911709158453921.7119434415.33784.415538113374037.2103973821.5161694329.54252.93655.813997154044337.34990.1130004367.8165194899.15220.56688.42762.47005.52710.8121253126.0142797355.911821153883931.3117884402.83775.915407114654045.510357.83855.9160904314.34267.93641.614247155384286.45000.0131674366.8163444902.95144.86703.22755.06983.62716.2122183142.0143637205.111841160353936.0117394433.23767.915428114113989.49996.33836.2161674300.94232.83589.514044157044206.74997.4128314298.4166404885.05179.16697.22752.96988.02727.8122133138.1144387397.611652159063924.2117964405.03769.915564114084051.5104183834.9162344308.34263.23648.014150156124316.45005.7129084334.2163444894.25213.26707.02755.46992.72700.4121323085.7139797126.711893161413920.7117814427.23785.115389114824034.4103153837.3161434241.64288.43583.514266152104321.45008.8131434338.5163484893.85209.06732.22745.87080.82718.0119903114.7144347316.411803161103934.4119914294.03776.915571115484053.410279.53824.5159394317.04286.73610.314009155454265.15021.3132194332.9165544891.05180.46724.52779.87049.22705.0120643120.2142897243.111818158423950.0117954327.33761.915426114674042.0103723805.3161194313.44290.63654.914124155764347.45019.8131464352.1163114899.65176.46716.12774.87085.32726.8121313133.0143757166.111821156113934.6118204434.73780.815481114804063.8104103812.3162234289.24282.53603.613794155254280.94979.9130194350.4164874914.15176.16692.22766.57027.52721.2121293097.4143227191.311806159943927.1115774405.53776.015338114024034.3105983865.1159794335.84265.53629.714365154034291.05004.9130954354.2164484893.45201.16718.42758.07001.62731.4122423118.2142957420.811693157873932.3117264412.33768.015367113934046.4105293829.8161654301.84271.73663.614328153804260.55027.4130314319.9165484899.65173.56710.82744.47068.92707.5121783134.6144447379.911838158733949.1117464295.73772.515556114344049.110378.03855.4160654293.24276.93643.314091155084287.65020.0132384332.4163784884.45208.7OpenBenchmarking.org

FFTW

FFTW is a C subroutine library for computing the discrete Fourier transform (DFT) in one or more dimensions. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 4096debugNoGVNO2NoGVNO3OptNoSimplO22 x Intel Xeon E5-2620 v2OptNoSimplO3OptSimplO2OptSimplO3OptRedO2OptRedO3OptPREO2GVNO2NewGVNO2OptPREO3NewGVNO333GVNO3PessimisticO3PessimisticO2PessimisticNewGVNO2PessimisticNewGVNO314002800420056007000SE +/- 262.37, N = 9SE +/- 13.11, N = 3SE +/- 21.46, N = 3SE +/- 4.28, N = 3SE +/- 8.82, N = 3SE +/- 7.27, N = 3SE +/- 9.08, N = 3SE +/- 11.45, N = 3SE +/- 4.50, N = 3SE +/- 15.62, N = 3SE +/- 15.10, N = 3SE +/- 5.39, N = 3SE +/- 10.55, N = 3SE +/- 20.27, N = 3SE +/- 23.42, N = 3SE +/- 23.90, N = 3SE +/- 8.99, N = 3SE +/- 22.81, N = 3SE +/- 6.00, N = 3SE +/- 15.73, N = 36092.76717.96717.15603.75618.55634.26694.66707.96697.36718.86688.46703.26697.26707.06732.26724.56716.16692.26718.46710.8

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 4096debugNoGVNO2NoGVNO3OptNoSimplO22 x Intel Xeon E5-2620 v2OptNoSimplO3OptSimplO2OptSimplO3OptRedO2OptRedO3OptPREO2GVNO2NewGVNO2OptPREO3NewGVNO333GVNO3PessimisticO3PessimisticO2PessimisticNewGVNO2PessimisticNewGVNO36001200180024003000SE +/- 5.74, N = 3SE +/- 14.23, N = 3SE +/- 16.56, N = 3SE +/- 16.21, N = 3SE +/- 8.09, N = 3SE +/- 21.99, N = 15SE +/- 8.89, N = 3SE +/- 5.14, N = 3SE +/- 15.05, N = 3SE +/- 13.13, N = 3SE +/- 11.48, N = 3SE +/- 5.66, N = 3SE +/- 8.68, N = 3SE +/- 7.45, N = 3SE +/- 13.80, N = 3SE +/- 19.40, N = 3SE +/- 23.10, N = 3SE +/- 23.64, N = 3SE +/- 7.03, N = 3SE +/- 10.94, N = 32751.42756.02738.92231.12239.32200.02757.92758.92773.92767.12762.42755.02752.92755.42745.82779.82774.82766.52758.02744.4

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 2048debugNoGVNO2NoGVNO3OptNoSimplO22 x Intel Xeon E5-2620 v2OptNoSimplO3OptSimplO2OptSimplO3OptRedO2OptRedO3OptPREO2GVNO2NewGVNO2OptPREO3NewGVNO333GVNO3PessimisticO3PessimisticO2PessimisticNewGVNO2PessimisticNewGVNO315003000450060007500SE +/- 44.49, N = 3SE +/- 11.97, N = 3SE +/- 8.17, N = 3SE +/- 33.67, N = 3SE +/- 41.03, N = 3SE +/- 25.37, N = 3SE +/- 15.79, N = 3SE +/- 14.30, N = 3SE +/- 19.13, N = 3SE +/- 28.87, N = 3SE +/- 26.38, N = 3SE +/- 18.93, N = 3SE +/- 12.08, N = 3SE +/- 43.40, N = 3SE +/- 2.80, N = 3SE +/- 2.26, N = 3SE +/- 10.65, N = 3SE +/- 24.24, N = 3SE +/- 48.51, N = 3SE +/- 14.84, N = 36459.17027.07077.76728.26665.96731.17024.07072.17021.67059.07005.56983.66988.06992.77080.87049.27085.37027.57001.67068.9

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 2048debugNoGVNO2NoGVNO3OptNoSimplO22 x Intel Xeon E5-2620 v2OptNoSimplO3OptSimplO2OptSimplO3OptRedO2OptRedO3OptPREO2GVNO2NewGVNO2OptPREO3NewGVNO333GVNO3PessimisticO3PessimisticO2PessimisticNewGVNO2PessimisticNewGVNO36001200180024003000SE +/- 3.24, N = 3SE +/- 8.21, N = 3SE +/- 12.56, N = 3SE +/- 6.15, N = 3SE +/- 5.49, N = 3SE +/- 6.56, N = 3SE +/- 17.93, N = 3SE +/- 16.84, N = 3SE +/- 16.99, N = 3SE +/- 12.30, N = 3SE +/- 13.94, N = 3SE +/- 13.80, N = 3SE +/- 19.22, N = 3SE +/- 11.61, N = 3SE +/- 6.49, N = 3SE +/- 18.48, N = 3SE +/- 5.76, N = 3SE +/- 14.64, N = 3SE +/- 12.84, N = 3SE +/- 4.65, N = 32706.62723.72736.02662.02642.12664.32726.62725.02728.12707.22710.82716.22727.82700.42718.02705.02726.82721.22731.42707.5

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 1024debugNoGVNO2NoGVNO3OptNoSimplO22 x Intel Xeon E5-2620 v2OptNoSimplO3OptSimplO2OptSimplO3OptRedO2OptRedO3OptPREO2GVNO2NewGVNO2OptPREO3NewGVNO333GVNO3PessimisticO3PessimisticO2PessimisticNewGVNO2PessimisticNewGVNO33K6K9K12K15KSE +/- 644.68, N = 12SE +/- 81.04, N = 3SE +/- 76.28, N = 3SE +/- 124.86, N = 3SE +/- 40.01, N = 3SE +/- 58.86, N = 3SE +/- 48.60, N = 3SE +/- 70.39, N = 3SE +/- 76.29, N = 3SE +/- 15.68, N = 3SE +/- 58.30, N = 3SE +/- 69.17, N = 3SE +/- 63.84, N = 3SE +/- 74.77, N = 3SE +/- 72.25, N = 3SE +/- 43.51, N = 3SE +/- 46.46, N = 3SE +/- 44.50, N = 3SE +/- 81.50, N = 3SE +/- 55.07, N = 310890.712316.012221.011903.011906.011949.012337.012182.012202.012298.012125.012218.012213.012132.011990.012064.012131.012129.012242.012178.0

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 1024debugNoGVNO2NoGVNO3OptNoSimplO22 x Intel Xeon E5-2620 v2OptNoSimplO3OptSimplO2OptSimplO3OptRedO2OptRedO3OptPREO2GVNO2NewGVNO2OptPREO3NewGVNO333GVNO3PessimisticO3PessimisticO2PessimisticNewGVNO2PessimisticNewGVNO37001400210028003500SE +/- 15.08, N = 3SE +/- 13.41, N = 3SE +/- 38.36, N = 3SE +/- 12.20, N = 3SE +/- 13.57, N = 3SE +/- 8.28, N = 3SE +/- 26.70, N = 3SE +/- 10.08, N = 3SE +/- 14.89, N = 3SE +/- 9.39, N = 3SE +/- 8.38, N = 3SE +/- 5.57, N = 3SE +/- 18.27, N = 3SE +/- 15.98, N = 3SE +/- 24.45, N = 3SE +/- 12.60, N = 3SE +/- 1.11, N = 3SE +/- 31.08, N = 3SE +/- 24.52, N = 3SE +/- 17.57, N = 33123.13091.63107.23053.13048.53018.73110.33083.83123.43149.13126.03142.03138.13085.73114.73120.23133.03097.43118.23134.6

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 4096debugNoGVNO2NoGVNO3OptNoSimplO22 x Intel Xeon E5-2620 v2OptNoSimplO3OptSimplO2OptSimplO3OptRedO2OptRedO3OptPREO2GVNO2NewGVNO2OptPREO3NewGVNO333GVNO3PessimisticO3PessimisticO2PessimisticNewGVNO2PessimisticNewGVNO33K6K9K12K15KSE +/- 193.73, N = 3SE +/- 80.21, N = 3SE +/- 135.86, N = 3SE +/- 19.46, N = 3SE +/- 82.03, N = 3SE +/- 55.79, N = 3SE +/- 123.09, N = 3SE +/- 94.10, N = 3SE +/- 62.13, N = 3SE +/- 94.63, N = 3SE +/- 55.00, N = 3SE +/- 46.84, N = 3SE +/- 56.04, N = 3SE +/- 89.82, N = 3SE +/- 25.71, N = 3SE +/- 41.07, N = 3SE +/- 33.27, N = 3SE +/- 9.50, N = 3SE +/- 111.29, N = 3SE +/- 110.96, N = 31409114186143531424314259143171433714185142341443014279143631443813979144341428914375143221429514444

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 32debugNoGVNO2NoGVNO3OptNoSimplO22 x Intel Xeon E5-2620 v2OptNoSimplO3OptSimplO2OptSimplO3OptRedO2OptRedO3OptPREO2GVNO2NewGVNO2OptPREO3NewGVNO333GVNO3PessimisticO3PessimisticO2PessimisticNewGVNO2PessimisticNewGVNO316003200480064008000SE +/- 5.79, N = 3SE +/- 79.17, N = 3SE +/- 35.65, N = 3SE +/- 24.17, N = 3SE +/- 64.34, N = 15SE +/- 71.46, N = 15SE +/- 52.52, N = 15SE +/- 90.54, N = 15SE +/- 76.45, N = 5SE +/- 57.27, N = 15SE +/- 98.33, N = 3SE +/- 65.67, N = 7SE +/- 12.13, N = 3SE +/- 54.90, N = 15SE +/- 72.31, N = 3SE +/- 82.98, N = 4SE +/- 56.02, N = 15SE +/- 45.97, N = 3SE +/- 14.66, N = 3SE +/- 12.63, N = 37287.07311.47347.46805.06925.76912.77116.07041.37252.47194.97355.97205.17397.67126.77316.47243.17166.17191.37420.87379.9

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 512debugNoGVNO2NoGVNO3OptNoSimplO22 x Intel Xeon E5-2620 v2OptNoSimplO3OptSimplO2OptSimplO3OptRedO2OptRedO3OptPREO2GVNO2NewGVNO2OptPREO3NewGVNO333GVNO3PessimisticO3PessimisticO2PessimisticNewGVNO2PessimisticNewGVNO33K6K9K12K15KSE +/- 97.11, N = 3SE +/- 84.01, N = 3SE +/- 19.97, N = 3SE +/- 64.54, N = 3SE +/- 37.37, N = 3SE +/- 61.50, N = 3SE +/- 128.25, N = 3SE +/- 36.67, N = 3SE +/- 93.72, N = 3SE +/- 39.68, N = 3SE +/- 83.95, N = 3SE +/- 40.29, N = 3SE +/- 64.51, N = 3SE +/- 57.89, N = 3SE +/- 41.82, N = 3SE +/- 52.21, N = 3SE +/- 60.34, N = 3SE +/- 74.64, N = 3SE +/- 106.71, N = 3SE +/- 127.52, N = 31187011803117501171411715117781178011858118361170911821118411165211893118031181811821118061169311838

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 64debugNoGVNO2NoGVNO3OptNoSimplO22 x Intel Xeon E5-2620 v2OptNoSimplO3OptSimplO2OptSimplO3OptRedO2OptRedO3OptPREO2GVNO2NewGVNO2OptPREO3NewGVNO333GVNO3PessimisticO3PessimisticO2PessimisticNewGVNO2PessimisticNewGVNO33K6K9K12K15KSE +/- 26.91, N = 3SE +/- 70.08, N = 3SE +/- 133.36, N = 3SE +/- 41.97, N = 3SE +/- 70.91, N = 3SE +/- 55.77, N = 3SE +/- 136.22, N = 15SE +/- 82.53, N = 3SE +/- 23.46, N = 3SE +/- 86.00, N = 3SE +/- 159.78, N = 15SE +/- 50.86, N = 3SE +/- 181.67, N = 3SE +/- 39.26, N = 3SE +/- 39.26, N = 3SE +/- 125.58, N = 15SE +/- 137.71, N = 15SE +/- 107.04, N = 3SE +/- 148.65, N = 7SE +/- 49.59, N = 31498215878159521350213636137401578215981159891584515388160351590616141161101584215611159941578715873

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 4096debugNoGVNO2NoGVNO3OptNoSimplO22 x Intel Xeon E5-2620 v2OptNoSimplO3OptSimplO2OptSimplO3OptRedO2OptRedO3OptPREO2GVNO2NewGVNO2OptPREO3NewGVNO333GVNO3PessimisticO3PessimisticO2PessimisticNewGVNO2PessimisticNewGVNO38001600240032004000SE +/- 17.36, N = 3SE +/- 8.63, N = 3SE +/- 13.90, N = 3SE +/- 1.10, N = 3SE +/- 8.30, N = 3SE +/- 13.95, N = 3SE +/- 7.30, N = 3SE +/- 15.54, N = 3SE +/- 4.75, N = 3SE +/- 5.34, N = 3SE +/- 11.64, N = 3SE +/- 9.96, N = 3SE +/- 4.58, N = 3SE +/- 4.73, N = 3SE +/- 0.15, N = 3SE +/- 8.49, N = 3SE +/- 5.80, N = 3SE +/- 10.45, N = 3SE +/- 16.37, N = 3SE +/- 8.18, N = 33914.83895.43912.13909.53907.03917.43911.53919.33923.93921.73931.33936.03924.23920.73934.43950.03934.63927.13932.33949.1

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 128debugNoGVNO2NoGVNO3OptNoSimplO22 x Intel Xeon E5-2620 v2OptNoSimplO3OptSimplO2OptSimplO3OptRedO2OptRedO3OptPREO2GVNO2NewGVNO2OptPREO3NewGVNO333GVNO3PessimisticO3PessimisticO2PessimisticNewGVNO2PessimisticNewGVNO33K6K9K12K15KSE +/- 84.15, N = 12SE +/- 95.52, N = 3SE +/- 92.80, N = 3SE +/- 113.85, N = 15SE +/- 82.96, N = 15SE +/- 50.90, N = 3SE +/- 111.70, N = 3SE +/- 47.40, N = 3SE +/- 48.56, N = 3SE +/- 104.94, N = 8SE +/- 94.72, N = 15SE +/- 95.45, N = 3SE +/- 91.43, N = 10SE +/- 147.41, N = 3SE +/- 86.04, N = 3SE +/- 105.79, N = 7SE +/- 101.06, N = 3SE +/- 136.55, N = 3SE +/- 62.19, N = 3SE +/- 118.42, N = 31172911743119521218812295125911157811934116091194311788117391179611781119911179511820115771172611746

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 128debugNoGVNO2NoGVNO3OptNoSimplO22 x Intel Xeon E5-2620 v2OptNoSimplO3OptSimplO2OptSimplO3OptRedO2OptRedO3OptPREO2GVNO2NewGVNO2OptPREO3NewGVNO333GVNO3PessimisticO3PessimisticO2PessimisticNewGVNO2PessimisticNewGVNO310002000300040005000SE +/- 6.43, N = 3SE +/- 2.46, N = 3SE +/- 35.10, N = 9SE +/- 1.43, N = 3SE +/- 3.10, N = 3SE +/- 2.94, N = 3SE +/- 2.45, N = 3SE +/- 2.14, N = 3SE +/- 4.33, N = 3SE +/- 2.25, N = 3SE +/- 4.02, N = 3SE +/- 1.52, N = 3SE +/- 5.65, N = 3SE +/- 9.28, N = 3SE +/- 51.58, N = 15SE +/- 52.07, N = 15SE +/- 1.58, N = 3SE +/- 3.05, N = 3SE +/- 6.19, N = 3SE +/- 36.81, N = 154420.64414.64379.54358.84354.34364.24408.44417.14415.54415.34402.84433.24405.04427.24294.04327.34434.74405.54412.34295.7

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 512debugNoGVNO2NoGVNO3OptNoSimplO22 x Intel Xeon E5-2620 v2OptNoSimplO3OptSimplO2OptSimplO3OptRedO2OptRedO3OptPREO2GVNO2NewGVNO2OptPREO3NewGVNO333GVNO3PessimisticO3PessimisticO2PessimisticNewGVNO2PessimisticNewGVNO38001600240032004000SE +/- 10.97, N = 3SE +/- 13.13, N = 3SE +/- 10.93, N = 3SE +/- 38.03, N = 5SE +/- 41.40, N = 5SE +/- 14.36, N = 3SE +/- 34.42, N = 12SE +/- 9.69, N = 3SE +/- 6.77, N = 3SE +/- 7.10, N = 3SE +/- 16.55, N = 3SE +/- 5.58, N = 3SE +/- 20.08, N = 3SE +/- 3.13, N = 3SE +/- 14.05, N = 3SE +/- 6.57, N = 3SE +/- 21.49, N = 3SE +/- 11.78, N = 3SE +/- 14.01, N = 3SE +/- 2.02, N = 33780.73773.33797.53679.23736.53751.13748.43759.43780.63784.43775.93767.93769.93785.13776.93761.93780.83776.03768.03772.5

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 2048debugNoGVNO2NoGVNO3OptNoSimplO22 x Intel Xeon E5-2620 v2OptNoSimplO3OptSimplO2OptSimplO3OptRedO2OptRedO3OptPREO2GVNO2NewGVNO2OptPREO3NewGVNO333GVNO3PessimisticO3PessimisticO2PessimisticNewGVNO2PessimisticNewGVNO33K6K9K12K15KSE +/- 41.31, N = 3SE +/- 75.96, N = 3SE +/- 78.24, N = 3SE +/- 24.95, N = 3SE +/- 107.49, N = 3SE +/- 15.63, N = 3SE +/- 37.49, N = 3SE +/- 27.28, N = 3SE +/- 58.95, N = 3SE +/- 33.86, N = 3SE +/- 53.18, N = 3SE +/- 20.00, N = 3SE +/- 42.13, N = 3SE +/- 16.00, N = 3SE +/- 20.01, N = 3SE +/- 76.47, N = 3SE +/- 97.36, N = 3SE +/- 130.85, N = 3SE +/- 143.99, N = 3SE +/- 17.24, N = 31551315461154571554315539155511552615631155681553815407154281556415389155711542615481153381536715556

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 256debugNoGVNO2NoGVNO3OptNoSimplO22 x Intel Xeon E5-2620 v2OptNoSimplO3OptSimplO2OptSimplO3OptRedO2OptRedO3OptPREO2GVNO2NewGVNO2OptPREO3NewGVNO333GVNO3PessimisticO3PessimisticO2PessimisticNewGVNO2PessimisticNewGVNO32K4K6K8K10KSE +/- 86.71, N = 3SE +/- 85.30, N = 3SE +/- 40.95, N = 3SE +/- 115.75, N = 3SE +/- 119.21, N = 3SE +/- 21.39, N = 3SE +/- 35.14, N = 3SE +/- 91.42, N = 3SE +/- 108.39, N = 3SE +/- 140.84, N = 3SE +/- 55.86, N = 3SE +/- 40.76, N = 3SE +/- 84.51, N = 3SE +/- 60.95, N = 3SE +/- 65.80, N = 3SE +/- 34.04, N = 3SE +/- 62.20, N = 3SE +/- 73.06, N = 3SE +/- 68.55, N = 3SE +/- 62.20, N = 31141411399115111109411087111371144011378113561133711465114111140811482115481146711480114021139311434

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 2048debugNoGVNO2NoGVNO3OptNoSimplO22 x Intel Xeon E5-2620 v2OptNoSimplO3OptSimplO2OptSimplO3OptRedO2OptRedO3OptPREO2GVNO2NewGVNO2OptPREO3NewGVNO333GVNO3PessimisticO3PessimisticO2PessimisticNewGVNO2PessimisticNewGVNO39001800270036004500SE +/- 6.96, N = 3SE +/- 6.84, N = 3SE +/- 8.12, N = 3SE +/- 18.65, N = 3SE +/- 11.79, N = 3SE +/- 6.58, N = 3SE +/- 14.04, N = 3SE +/- 7.07, N = 3SE +/- 14.17, N = 3SE +/- 22.16, N = 3SE +/- 4.44, N = 3SE +/- 47.88, N = 4SE +/- 12.48, N = 3SE +/- 16.83, N = 3SE +/- 8.15, N = 3SE +/- 14.25, N = 3SE +/- 9.60, N = 3SE +/- 6.35, N = 3SE +/- 4.42, N = 3SE +/- 11.53, N = 34055.64051.34055.04046.94046.44031.34030.64039.54048.34037.24045.53989.44051.54034.44053.44042.04063.84034.34046.44049.1

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 64debugNoGVNO2NoGVNO3OptNoSimplO22 x Intel Xeon E5-2620 v2OptNoSimplO3OptSimplO2OptSimplO3OptRedO2OptRedO3OptPREO2GVNO2NewGVNO2OptPREO3NewGVNO333GVNO3PessimisticO3PessimisticO2PessimisticNewGVNO2PessimisticNewGVNO32K4K6K8K10KSE +/- 172.96, N = 15SE +/- 99.10, N = 3SE +/- 114.62, N = 3SE +/- 33.87, N = 3SE +/- 54.50, N = 3SE +/- 98.25, N = 3SE +/- 141.95, N = 3SE +/- 15.38, N = 3SE +/- 18.19, N = 3SE +/- 18.11, N = 3SE +/- 69.65, N = 13SE +/- 144.31, N = 15SE +/- 85.65, N = 3SE +/- 7.77, N = 3SE +/- 101.28, N = 5SE +/- 40.83, N = 3SE +/- 10.59, N = 3SE +/- 17.46, N = 3SE +/- 31.09, N = 3SE +/- 80.37, N = 109870.610350.010470.010131.010229.09964.410256.010321.010354.010397.010357.89996.310418.010315.010279.510372.010410.010598.010529.010378.0

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 128debugNoGVNO2NoGVNO3OptNoSimplO22 x Intel Xeon E5-2620 v2OptNoSimplO3OptSimplO2OptSimplO3OptRedO2OptRedO3OptPREO2GVNO2NewGVNO2OptPREO3NewGVNO333GVNO3PessimisticO3PessimisticO2PessimisticNewGVNO2PessimisticNewGVNO38001600240032004000SE +/- 4.06, N = 3SE +/- 7.88, N = 3SE +/- 3.71, N = 3SE +/- 31.53, N = 3SE +/- 9.25, N = 3SE +/- 21.66, N = 3SE +/- 18.17, N = 3SE +/- 4.22, N = 3SE +/- 14.94, N = 3SE +/- 28.74, N = 3SE +/- 11.59, N = 3SE +/- 21.71, N = 3SE +/- 17.74, N = 3SE +/- 29.76, N = 3SE +/- 30.58, N = 3SE +/- 4.10, N = 3SE +/- 29.21, N = 3SE +/- 2.08, N = 3SE +/- 24.20, N = 3SE +/- 4.48, N = 33855.83835.53861.63812.53848.03839.43836.53836.43831.93821.53855.93836.23834.93837.33824.53805.33812.33865.13829.83855.4

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 1024debugNoGVNO2NoGVNO3OptNoSimplO22 x Intel Xeon E5-2620 v2OptNoSimplO3OptSimplO2OptSimplO3OptRedO2OptRedO3OptPREO2GVNO2NewGVNO2OptPREO3NewGVNO333GVNO3PessimisticO3PessimisticO2PessimisticNewGVNO2PessimisticNewGVNO33K6K9K12K15KSE +/- 80.85, N = 3SE +/- 67.72, N = 3SE +/- 80.68, N = 3SE +/- 43.66, N = 3SE +/- 112.78, N = 3SE +/- 32.22, N = 3SE +/- 73.63, N = 3SE +/- 141.62, N = 3SE +/- 85.56, N = 3SE +/- 94.45, N = 3SE +/- 82.71, N = 3SE +/- 78.73, N = 3SE +/- 75.24, N = 3SE +/- 21.01, N = 3SE +/- 129.47, N = 3SE +/- 15.17, N = 3SE +/- 78.81, N = 3SE +/- 135.76, N = 3SE +/- 64.06, N = 3SE +/- 86.33, N = 31626616141160591563515517156301596216037160991616916090161671623416143159391611916223159791616516065

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 256debugNoGVNO2NoGVNO3OptNoSimplO22 x Intel Xeon E5-2620 v2OptNoSimplO3OptSimplO2OptSimplO3OptRedO2OptRedO3OptPREO2GVNO2NewGVNO2OptPREO3NewGVNO333GVNO3PessimisticO3PessimisticO2PessimisticNewGVNO2PessimisticNewGVNO39001800270036004500SE +/- 1.72, N = 3SE +/- 1.57, N = 3SE +/- 15.53, N = 3SE +/- 1.60, N = 3SE +/- 27.37, N = 3SE +/- 24.49, N = 3SE +/- 8.48, N = 3SE +/- 53.04, N = 3SE +/- 22.07, N = 3SE +/- 17.30, N = 3SE +/- 3.18, N = 3SE +/- 24.27, N = 3SE +/- 5.17, N = 3SE +/- 43.31, N = 3SE +/- 17.44, N = 3SE +/- 19.87, N = 3SE +/- 10.82, N = 3SE +/- 12.05, N = 3SE +/- 2.74, N = 3SE +/- 4.79, N = 34296.24308.34290.54309.24316.14312.84275.64247.74288.14329.54314.34300.94308.34241.64317.04313.44289.24335.84301.84293.2

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 1024debugNoGVNO2NoGVNO3OptNoSimplO22 x Intel Xeon E5-2620 v2OptNoSimplO3OptSimplO2OptSimplO3OptRedO2OptRedO3OptPREO2GVNO2NewGVNO2OptPREO3NewGVNO333GVNO3PessimisticO3PessimisticO2PessimisticNewGVNO2PessimisticNewGVNO39001800270036004500SE +/- 5.54, N = 3SE +/- 2.87, N = 3SE +/- 19.30, N = 3SE +/- 8.01, N = 3SE +/- 59.35, N = 3SE +/- 25.83, N = 3SE +/- 11.99, N = 3SE +/- 4.50, N = 3SE +/- 4.77, N = 3SE +/- 32.58, N = 3SE +/- 14.59, N = 3SE +/- 48.65, N = 4SE +/- 9.92, N = 3SE +/- 4.55, N = 3SE +/- 7.01, N = 3SE +/- 8.12, N = 3SE +/- 10.52, N = 3SE +/- 26.82, N = 3SE +/- 6.86, N = 3SE +/- 28.59, N = 34285.64282.94270.04233.74178.44198.14276.04286.34280.94252.94267.94232.84263.24288.44286.74290.64282.54265.54271.74276.9

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 256debugNoGVNO2NoGVNO3OptNoSimplO22 x Intel Xeon E5-2620 v2OptNoSimplO3OptSimplO2OptSimplO3OptRedO2OptRedO3OptPREO2GVNO2NewGVNO2OptPREO3NewGVNO333GVNO3PessimisticO3PessimisticO2PessimisticNewGVNO2PessimisticNewGVNO38001600240032004000SE +/- 23.34, N = 3SE +/- 13.35, N = 3SE +/- 7.11, N = 3SE +/- 17.09, N = 3SE +/- 23.89, N = 3SE +/- 37.88, N = 3SE +/- 34.93, N = 3SE +/- 34.82, N = 3SE +/- 16.18, N = 3SE +/- 33.79, N = 3SE +/- 12.43, N = 3SE +/- 47.63, N = 3SE +/- 33.28, N = 3SE +/- 35.49, N = 3SE +/- 23.72, N = 3SE +/- 12.33, N = 3SE +/- 50.06, N = 3SE +/- 20.14, N = 3SE +/- 4.70, N = 3SE +/- 11.87, N = 33660.63686.73693.33671.33634.93616.93642.83673.03622.23655.83641.63589.53648.03583.53610.33654.93603.63629.73663.63643.3

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 256debugNoGVNO2NoGVNO3OptNoSimplO22 x Intel Xeon E5-2620 v2OptNoSimplO3OptSimplO2OptSimplO3OptRedO2OptRedO3OptPREO2GVNO2NewGVNO2OptPREO3NewGVNO333GVNO3PessimisticO3PessimisticO2PessimisticNewGVNO2PessimisticNewGVNO33K6K9K12K15KSE +/- 98.34, N = 3SE +/- 30.75, N = 3SE +/- 28.45, N = 3SE +/- 68.09, N = 3SE +/- 67.57, N = 3SE +/- 58.29, N = 3SE +/- 115.02, N = 3SE +/- 36.46, N = 3SE +/- 145.93, N = 4SE +/- 165.24, N = 3SE +/- 145.87, N = 3SE +/- 150.68, N = 4SE +/- 71.88, N = 3SE +/- 127.87, N = 3SE +/- 146.24, N = 4SE +/- 169.36, N = 3SE +/- 101.06, N = 3SE +/- 169.66, N = 3SE +/- 137.11, N = 3SE +/- 95.21, N = 131367913989140321365113831137951445513983141251399714247140441415014266140091412413794143651432814091

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 512debugNoGVNO2NoGVNO3OptNoSimplO22 x Intel Xeon E5-2620 v2OptNoSimplO3OptSimplO2OptSimplO3OptRedO2OptRedO3OptPREO2GVNO2NewGVNO2OptPREO3NewGVNO333GVNO3PessimisticO3PessimisticO2PessimisticNewGVNO2PessimisticNewGVNO33K6K9K12K15KSE +/- 123.58, N = 3SE +/- 81.91, N = 3SE +/- 120.34, N = 3SE +/- 157.18, N = 3SE +/- 127.67, N = 3SE +/- 66.70, N = 3SE +/- 60.73, N = 3SE +/- 63.39, N = 3SE +/- 195.78, N = 3SE +/- 104.45, N = 3SE +/- 127.81, N = 3SE +/- 89.29, N = 3SE +/- 71.36, N = 3SE +/- 45.83, N = 3SE +/- 163.42, N = 3SE +/- 109.69, N = 3SE +/- 168.49, N = 3SE +/- 89.79, N = 3SE +/- 109.70, N = 3SE +/- 143.51, N = 31555215560154711528915270154001541415574152941540415538157041561215210155451557615525154031538015508

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 64debugNoGVNO2NoGVNO3OptNoSimplO22 x Intel Xeon E5-2620 v2OptNoSimplO3OptSimplO2OptSimplO3OptRedO2OptRedO3OptPREO2GVNO2NewGVNO2OptPREO3NewGVNO333GVNO3PessimisticO3PessimisticO2PessimisticNewGVNO2PessimisticNewGVNO39001800270036004500SE +/- 21.54, N = 3SE +/- 4.40, N = 3SE +/- 46.52, N = 4SE +/- 4.58, N = 3SE +/- 5.04, N = 3SE +/- 7.74, N = 3SE +/- 4.27, N = 3SE +/- 21.71, N = 3SE +/- 22.79, N = 3SE +/- 18.00, N = 3SE +/- 61.56, N = 3SE +/- 51.49, N = 4SE +/- 22.90, N = 3SE +/- 3.34, N = 3SE +/- 60.33, N = 3SE +/- 2.62, N = 3SE +/- 60.71, N = 3SE +/- 52.12, N = 4SE +/- 56.44, N = 3SE +/- 48.59, N = 44309.24336.74289.84337.14336.64354.74318.64326.34320.84337.34286.44206.74316.44321.44265.14347.44280.94291.04260.54287.6

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 32debugNoGVNO2NoGVNO3OptNoSimplO22 x Intel Xeon E5-2620 v2OptNoSimplO3OptSimplO2OptSimplO3OptRedO2OptRedO3OptPREO2GVNO2NewGVNO2OptPREO3NewGVNO333GVNO3PessimisticO3PessimisticO2PessimisticNewGVNO2PessimisticNewGVNO311002200330044005500SE +/- 29.89, N = 3SE +/- 8.35, N = 3SE +/- 23.10, N = 3SE +/- 17.04, N = 3SE +/- 4.74, N = 3SE +/- 95.20, N = 13SE +/- 25.51, N = 3SE +/- 39.97, N = 3SE +/- 31.02, N = 3SE +/- 13.97, N = 3SE +/- 15.07, N = 3SE +/- 13.08, N = 3SE +/- 31.02, N = 3SE +/- 18.68, N = 3SE +/- 2.77, N = 3SE +/- 26.35, N = 3SE +/- 15.16, N = 3SE +/- 24.70, N = 3SE +/- 1.59, N = 3SE +/- 8.67, N = 34998.54967.15020.85008.95024.64898.04962.74963.84957.94990.15000.04997.45005.75008.85021.35019.84979.95004.95027.45020.0

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 128debugNoGVNO2NoGVNO3OptNoSimplO22 x Intel Xeon E5-2620 v2OptNoSimplO3OptSimplO2OptSimplO3OptRedO2OptRedO3OptPREO2GVNO2NewGVNO2OptPREO3NewGVNO333GVNO3PessimisticO3PessimisticO2PessimisticNewGVNO2PessimisticNewGVNO33K6K9K12K15KSE +/- 136.03, N = 15SE +/- 160.95, N = 3SE +/- 33.80, N = 3SE +/- 84.00, N = 3SE +/- 136.77, N = 3SE +/- 80.49, N = 3SE +/- 45.94, N = 3SE +/- 130.44, N = 3SE +/- 133.00, N = 3SE +/- 67.87, N = 3SE +/- 132.00, N = 5SE +/- 79.22, N = 3SE +/- 169.95, N = 3SE +/- 120.91, N = 3SE +/- 46.51, N = 3SE +/- 52.35, N = 3SE +/- 90.08, N = 3SE +/- 165.41, N = 3SE +/- 93.99, N = 3SE +/- 63.14, N = 31270213026132061278912740128501324513058130721300013167128311290813143132191314613019130951303113238

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 512debugNoGVNO2NoGVNO3OptNoSimplO22 x Intel Xeon E5-2620 v2OptNoSimplO3OptSimplO2OptSimplO3OptRedO2OptRedO3OptPREO2GVNO2NewGVNO2OptPREO3NewGVNO333GVNO3PessimisticO3PessimisticO2PessimisticNewGVNO2PessimisticNewGVNO39001800270036004500SE +/- 16.10, N = 3SE +/- 12.50, N = 3SE +/- 15.04, N = 3SE +/- 2.84, N = 3SE +/- 22.16, N = 3SE +/- 11.47, N = 3SE +/- 27.65, N = 3SE +/- 4.56, N = 3SE +/- 3.08, N = 3SE +/- 10.85, N = 3SE +/- 8.76, N = 3SE +/- 23.58, N = 3SE +/- 7.37, N = 3SE +/- 13.39, N = 3SE +/- 10.16, N = 3SE +/- 15.02, N = 3SE +/- 16.20, N = 3SE +/- 18.08, N = 3SE +/- 32.02, N = 3SE +/- 19.75, N = 34320.44344.44345.74340.14285.84314.44334.24346.84340.04367.84366.84298.44334.24338.54332.94352.14350.44354.24319.94332.4

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 32debugNoGVNO2NoGVNO3OptNoSimplO22 x Intel Xeon E5-2620 v2OptNoSimplO3OptSimplO2OptSimplO3OptRedO2OptRedO3OptPREO2GVNO2NewGVNO2OptPREO3NewGVNO333GVNO3PessimisticO3PessimisticO2PessimisticNewGVNO2PessimisticNewGVNO34K8K12K16K20KSE +/- 98.77, N = 3SE +/- 136.41, N = 3SE +/- 139.56, N = 3SE +/- 131.37, N = 3SE +/- 107.35, N = 3SE +/- 102.53, N = 3SE +/- 64.02, N = 3SE +/- 92.64, N = 3SE +/- 42.15, N = 3SE +/- 23.39, N = 3SE +/- 142.90, N = 3SE +/- 87.96, N = 3SE +/- 197.17, N = 3SE +/- 33.40, N = 3SE +/- 81.03, N = 3SE +/- 194.05, N = 3SE +/- 72.72, N = 3SE +/- 107.68, N = 3SE +/- 123.12, N = 3SE +/- 35.88, N = 31644016548165261347113394134141644416373166681651916344166401634416348165541631116487164481654816378

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 64debugNoGVNO2NoGVNO3OptNoSimplO22 x Intel Xeon E5-2620 v2OptNoSimplO3OptSimplO2OptSimplO3OptRedO2OptRedO3OptPREO2GVNO2NewGVNO2OptPREO3NewGVNO333GVNO3PessimisticO3PessimisticO2PessimisticNewGVNO2PessimisticNewGVNO311002200330044005500SE +/- 2.78, N = 3SE +/- 3.97, N = 3SE +/- 5.21, N = 3SE +/- 61.09, N = 3SE +/- 7.41, N = 3SE +/- 4.42, N = 3SE +/- 6.01, N = 3SE +/- 3.52, N = 3SE +/- 7.40, N = 3SE +/- 8.65, N = 3SE +/- 11.20, N = 3SE +/- 14.95, N = 3SE +/- 2.54, N = 3SE +/- 10.53, N = 3SE +/- 0.13, N = 3SE +/- 6.59, N = 3SE +/- 4.79, N = 3SE +/- 7.46, N = 3SE +/- 15.45, N = 3SE +/- 25.89, N = 34906.84907.74897.94846.94899.54899.94911.44905.74892.04899.14902.94885.04894.24893.84891.04899.64914.14893.44899.64884.4

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 32debugNoGVNO2NoGVNO3OptNoSimplO22 x Intel Xeon E5-2620 v2OptNoSimplO3OptSimplO2OptSimplO3OptRedO2OptRedO3OptPREO2GVNO2NewGVNO2OptPREO3NewGVNO333GVNO3PessimisticO3PessimisticO2PessimisticNewGVNO2PessimisticNewGVNO311002200330044005500SE +/- 7.51, N = 3SE +/- 12.52, N = 3SE +/- 6.35, N = 3SE +/- 43.81, N = 3SE +/- 6.03, N = 3SE +/- 41.81, N = 3SE +/- 6.97, N = 3SE +/- 12.54, N = 3SE +/- 32.60, N = 3SE +/- 11.16, N = 3SE +/- 55.21, N = 3SE +/- 33.03, N = 3SE +/- 1.29, N = 3SE +/- 5.69, N = 3SE +/- 11.03, N = 3SE +/- 39.92, N = 3SE +/- 36.57, N = 3SE +/- 11.17, N = 3SE +/- 33.93, N = 3SE +/- 6.51, N = 35218.75211.55219.05127.95115.05144.65217.95213.45189.35220.55144.85179.15213.25209.05180.45176.45176.15201.15173.55208.7

debug

Kernel Notes: Transparent Huge Pages: always
Environment Notes: CXXFLAGS=-O2 CFLAGS=-O2
Compiler Notes: Optimized build with assertions; Built Apr 11 2013 (07:43:48); Default target: i386-pc-linux-gnu; Host CPU: i686
Processor Notes: Scaling Governor: intel_cpufreq conservative - CPU Microcode: 0x42e
Security Notes: gather_data_sampling: Not affected + itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + mmio_stale_data: Unknown: No mitigations + reg_file_data_sampling: Not affected + retbleed: Not affected + spec_rstack_overflow: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Retpolines; IBPB: conditional; IBRS_FW; STIBP: conditional; RSB filling; PBRSB-eIBRS: Not affected; BHI: Not affected + srbds: Not affected + tsx_async_abort: Not affected

Testing initiated at 13 July 2024 17:47 by user .

NoGVNO2

Kernel Notes: Transparent Huge Pages: always
Environment Notes: CXXFLAGS="-O2 -mllvm -enable-newgvn -mllvm -disable-gvn=true" CFLAGS="-O2 -mllvm -enable-newgvn -mllvm -disable-gvn=true"
Compiler Notes: Optimized build with assertions; Built Apr 11 2013 (07:43:48); Default target: i386-pc-linux-gnu; Host CPU: i686
Processor Notes: Scaling Governor: intel_cpufreq conservative - CPU Microcode: 0x42e
Security Notes: gather_data_sampling: Not affected + itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + mmio_stale_data: Unknown: No mitigations + reg_file_data_sampling: Not affected + retbleed: Not affected + spec_rstack_overflow: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Retpolines; IBPB: conditional; IBRS_FW; STIBP: conditional; RSB filling; PBRSB-eIBRS: Not affected; BHI: Not affected + srbds: Not affected + tsx_async_abort: Not affected

Testing initiated at 14 July 2024 21:56 by user .

NoGVNO3

Kernel Notes: Transparent Huge Pages: always
Environment Notes: CXXFLAGS="-O3 -mllvm -enable-newgvn -mllvm -disable-gvn=true" CFLAGS="-O3 -mllvm -enable-newgvn -mllvm -disable-gvn=true"
Compiler Notes: Optimized build with assertions; Built Apr 11 2013 (07:43:48); Default target: i386-pc-linux-gnu; Host CPU: i686
Processor Notes: Scaling Governor: intel_cpufreq conservative - CPU Microcode: 0x42e
Security Notes: gather_data_sampling: Not affected + itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + mmio_stale_data: Unknown: No mitigations + reg_file_data_sampling: Not affected + retbleed: Not affected + spec_rstack_overflow: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Retpolines; IBPB: conditional; IBRS_FW; STIBP: conditional; RSB filling; PBRSB-eIBRS: Not affected; BHI: Not affected + srbds: Not affected + tsx_async_abort: Not affected

Testing initiated at 15 July 2024 15:34 by user .

OptNoSimplO2

Kernel Notes: Transparent Huge Pages: always
Environment Notes: CXXFLAGS="-O2 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=false -mllvm -enable-newgvn-pre=false -mllvm -enable-newgvn-simpl=false" CFLAGS="-O2 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=false -mllvm -enable-newgvn-pre=false -mllvm -enable-newgvn-simpl=false"
Compiler Notes: Optimized build with assertions; Built Apr 11 2013 (07:43:48); Default target: i386-pc-linux-gnu; Host CPU: i686
Processor Notes: Scaling Governor: intel_cpufreq conservative - CPU Microcode: 0x42e
Security Notes: gather_data_sampling: Not affected + itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + mmio_stale_data: Unknown: No mitigations + reg_file_data_sampling: Not affected + retbleed: Not affected + spec_rstack_overflow: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Retpolines; IBPB: conditional; IBRS_FW; STIBP: conditional; RSB filling; PBRSB-eIBRS: Not affected; BHI: Not affected + srbds: Not affected + tsx_async_abort: Not affected

Testing initiated at 16 July 2024 13:54 by user .

2 x Intel Xeon E5-2620 v2

Processor: 2 x Intel Xeon E5-2620 v2 @ 2.60GHz (12 Cores / 24 Threads), Motherboard: ASUS Z9PE-D8 WS (5503 BIOS), Chipset: Intel Xeon E7 v2/Xeon, Memory: 32GB, Disk: 256GB Samsung SSD 850 + 2000GB Western Digital WD20EARX-00P, Graphics: ASPEED, Audio: Realtek ALC898, Network: 2 x Intel 82574L

OS: CentOS Stream 9, Kernel: 5.14.0-467.el9.x86_64 (x86_64), Display Server: X Server, Display Driver: NVIDIA, Compiler: GCC 11.4.1 20231218 + PGI Compiler 16.10-0 + LLVM 3.1 + CUDA 11.2, File-System: ext4, Screen Resolution: 1024x768

Kernel Notes: Transparent Huge Pages: always
Environment Notes: CXXFLAGS="-O2 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=false -mllvm -enable-newgvn-pre=false -mllvm -enable-newgvn-simpl=false" CFLAGS="-O2 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=false -mllvm -enable-newgvn-pre=false -mllvm -enable-newgvn-simpl=false"
Compiler Notes: Optimized build with assertions; Built Apr 11 2013 (07:43:48); Default target: i386-pc-linux-gnu; Host CPU: i686
Processor Notes: Scaling Governor: intel_cpufreq conservative - CPU Microcode: 0x42e
Security Notes: gather_data_sampling: Not affected + itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + mmio_stale_data: Unknown: No mitigations + reg_file_data_sampling: Not affected + retbleed: Not affected + spec_rstack_overflow: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Retpolines; IBPB: conditional; IBRS_FW; STIBP: conditional; RSB filling; PBRSB-eIBRS: Not affected; BHI: Not affected + srbds: Not affected + tsx_async_abort: Not affected

Testing initiated at 17 July 2024 03:06 by user .

OptNoSimplO3

Kernel Notes: Transparent Huge Pages: always
Environment Notes: CXXFLAGS="-O3 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=false -mllvm -enable-newgvn-pre=false -mllvm -enable-newgvn-simpl=false" CFLAGS="-O3 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=false -mllvm -enable-newgvn-pre=false -mllvm -enable-newgvn-simpl=false"
Compiler Notes: Optimized build with assertions; Built Apr 11 2013 (07:43:48); Default target: i386-pc-linux-gnu; Host CPU: i686
Processor Notes: Scaling Governor: intel_cpufreq conservative - CPU Microcode: 0x42e
Security Notes: gather_data_sampling: Not affected + itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + mmio_stale_data: Unknown: No mitigations + reg_file_data_sampling: Not affected + retbleed: Not affected + spec_rstack_overflow: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Retpolines; IBPB: conditional; IBRS_FW; STIBP: conditional; RSB filling; PBRSB-eIBRS: Not affected; BHI: Not affected + srbds: Not affected + tsx_async_abort: Not affected

Testing initiated at 19 July 2024 04:22 by user .

OptSimplO2

Kernel Notes: Transparent Huge Pages: always
Environment Notes: CXXFLAGS="-O2 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=false -mllvm -enable-newgvn-pre=false -mllvm -enable-newgvn-simpl=true" CFLAGS="-O2 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=false -mllvm -enable-newgvn-pre=false -mllvm -enable-newgvn-simpl=true"
Compiler Notes: Optimized build with assertions; Built Apr 11 2013 (07:43:48); Default target: i386-pc-linux-gnu; Host CPU: i686
Processor Notes: Scaling Governor: intel_cpufreq conservative - CPU Microcode: 0x42e
Security Notes: gather_data_sampling: Not affected + itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + mmio_stale_data: Unknown: No mitigations + reg_file_data_sampling: Not affected + retbleed: Not affected + spec_rstack_overflow: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Retpolines; IBPB: conditional; IBRS_FW; STIBP: conditional; RSB filling; PBRSB-eIBRS: Not affected; BHI: Not affected + srbds: Not affected + tsx_async_abort: Not affected

Testing initiated at 21 July 2024 17:09 by user .

OptSimplO3

Kernel Notes: Transparent Huge Pages: always
Environment Notes: CXXFLAGS="-O3 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=false -mllvm -enable-newgvn-pre=false -mllvm -enable-newgvn-simpl=true" CFLAGS="-O3 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=false -mllvm -enable-newgvn-pre=false -mllvm -enable-newgvn-simpl=true"
Compiler Notes: Optimized build with assertions; Built Apr 11 2013 (07:43:48); Default target: i386-pc-linux-gnu; Host CPU: i686
Processor Notes: Scaling Governor: intel_cpufreq conservative - CPU Microcode: 0x42e
Security Notes: gather_data_sampling: Not affected + itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + mmio_stale_data: Unknown: No mitigations + reg_file_data_sampling: Not affected + retbleed: Not affected + spec_rstack_overflow: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Retpolines; IBPB: conditional; IBRS_FW; STIBP: conditional; RSB filling; PBRSB-eIBRS: Not affected; BHI: Not affected + srbds: Not affected + tsx_async_abort: Not affected

Testing initiated at 22 July 2024 14:28 by user .

OptRedO2

Kernel Notes: Transparent Huge Pages: always
Environment Notes: CXXFLAGS="-O2 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=true -mllvm -enable-newgvn-simpl=true -mllvm -enable-newgvn-pre=false" CFLAGS="-O2 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=true -mllvm -enable-newgvn-simpl=true -mllvm -enable-newgvn-pre=false"
Compiler Notes: Optimized build with assertions; Built Apr 11 2013 (07:43:48); Default target: i386-pc-linux-gnu; Host CPU: i686
Processor Notes: Scaling Governor: intel_cpufreq conservative - CPU Microcode: 0x42e
Security Notes: gather_data_sampling: Not affected + itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + mmio_stale_data: Unknown: No mitigations + reg_file_data_sampling: Not affected + retbleed: Not affected + spec_rstack_overflow: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Retpolines; IBPB: conditional; IBRS_FW; STIBP: conditional; RSB filling; PBRSB-eIBRS: Not affected; BHI: Not affected + srbds: Not affected + tsx_async_abort: Not affected

Testing initiated at 27 July 2024 14:28 by user .

OptRedO3

Processor: 2 x Intel Xeon E5-2620 v2 @ 2.60GHz (12 Cores / 24 Threads), Motherboard: ASUS Z9PE-D8 WS (5503 BIOS), Chipset: Intel Xeon E7 v2/Xeon, Memory: 32GB, Disk: 2000GB Western Digital WD20EARX-00P + 256GB Samsung SSD 850, Graphics: ASPEED, Audio: Realtek ALC898, Monitor: ASUS VW190, Network: 2 x Intel 82574L

OS: CentOS Stream 9, Kernel: 5.14.0-474.el9.x86_64 (x86_64), Display Server: X Server, Display Driver: NVIDIA, Compiler: GCC 11.4.1 20231218 + PGI Compiler 16.10-0 + LLVM 3.1 + CUDA 11.2, File-System: ext4, Screen Resolution: 1024x768

Kernel Notes: Transparent Huge Pages: always
Environment Notes: CXXFLAGS="-O3 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=true -mllvm -enable-newgvn-simpl=true -mllvm -enable-newgvn-pre=false" CFLAGS="-O3 -mllvm -enable-newgvn -mllvm -enable-phi-of-ops=true -mllvm -enable-newgvn-simpl=true -mllvm -enable-newgvn-pre=false"
Compiler Notes: Optimized build with assertions; Built Apr 11 2013 (07:43:48); Default target: i386-pc-linux-gnu; Host CPU: i686
Processor Notes: Scaling Governor: intel_cpufreq conservative - CPU Microcode: 0x42e
Security Notes: gather_data_sampling: Not affected + itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + mmio_stale_data: Unknown: No mitigations + reg_file_data_sampling: Not affected + retbleed: Not affected + spec_rstack_overflow: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Retpolines; IBPB: conditional; IBRS_FW; STIBP: conditional; RSB filling; PBRSB-eIBRS: Not affected; BHI: Not affected + srbds: Not affected + tsx_async_abort: Not affected

Testing initiated at 28 July 2024 15:15 by user .

OptPREO2

Kernel Notes: Transparent Huge Pages: always
Environment Notes: CXXFLAGS="-O2 -mllvm -enable-newgvn" CFLAGS="-O2 -mllvm -enable-newgvn"
Compiler Notes: Optimized build with assertions; Built Apr 11 2013 (07:43:48); Default target: i386-pc-linux-gnu; Host CPU: i686
Processor Notes: Scaling Governor: intel_cpufreq conservative - CPU Microcode: 0x42e
Security Notes: gather_data_sampling: Not affected + itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + mmio_stale_data: Unknown: No mitigations + reg_file_data_sampling: Not affected + retbleed: Not affected + spec_rstack_overflow: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Retpolines; IBPB: conditional; IBRS_FW; STIBP: conditional; RSB filling; PBRSB-eIBRS: Not affected; BHI: Not affected + srbds: Not affected + tsx_async_abort: Not affected

Testing initiated at 6 August 2024 17:07 by user .

GVNO2

Kernel Notes: Transparent Huge Pages: always
Environment Notes: CXXFLAGS=-O2 CFLAGS=-O2
Compiler Notes: Optimized build with assertions; Built Apr 11 2013 (07:43:48); Default target: i386-pc-linux-gnu; Host CPU: i686
Processor Notes: Scaling Governor: intel_cpufreq conservative - CPU Microcode: 0x42e
Security Notes: gather_data_sampling: Not affected + itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + mmio_stale_data: Unknown: No mitigations + reg_file_data_sampling: Not affected + retbleed: Not affected + spec_rstack_overflow: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Retpolines; IBPB: conditional; IBRS_FW; STIBP: conditional; RSB filling; PBRSB-eIBRS: Not affected; BHI: Not affected + srbds: Not affected + tsx_async_abort: Not affected

Testing initiated at 7 August 2024 15:33 by user .

NewGVNO2

Kernel Notes: Transparent Huge Pages: always
Environment Notes: CXXFLAGS="-O2 -mllvm -enable-newgvn" CFLAGS="-O2 -mllvm -enable-newgvn"
Compiler Notes: Optimized build with assertions; Built Apr 11 2013 (07:43:48); Default target: i386-pc-linux-gnu; Host CPU: i686
Processor Notes: Scaling Governor: intel_cpufreq conservative - CPU Microcode: 0x42e
Security Notes: gather_data_sampling: Not affected + itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + mmio_stale_data: Unknown: No mitigations + reg_file_data_sampling: Not affected + retbleed: Not affected + spec_rstack_overflow: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Retpolines; IBPB: conditional; IBRS_FW; STIBP: conditional; RSB filling; PBRSB-eIBRS: Not affected; BHI: Not affected + srbds: Not affected + tsx_async_abort: Not affected

Testing initiated at 9 August 2024 00:40 by user .

OptPREO3

Processor: 2 x Intel Xeon E5-2620 v2 @ 2.60GHz (12 Cores / 24 Threads), Motherboard: ASUS Z9PE-D8 WS (5503 BIOS), Chipset: Intel Xeon E7 v2/Xeon, Memory: 32GB, Disk: 2000GB Western Digital WD20EARX-00P + 256GB Samsung SSD 850, Graphics: ASPEED, Audio: Realtek ALC898, Monitor: ASUS VW190, Network: 2 x Intel 82574L

OS: CentOS Stream 9, Kernel: 5.14.0-480.el9.x86_64 (x86_64), Display Server: X Server, Display Driver: NVIDIA, Compiler: GCC 11.4.1 20231218 + PGI Compiler 16.10-0 + LLVM 3.1 + CUDA 11.2, File-System: ext4, Screen Resolution: 1024x768

Kernel Notes: Transparent Huge Pages: always
Environment Notes: CXXFLAGS="-O3 -mllvm -enable-newgvn" CFLAGS="-O3 -mllvm -enable-newgvn"
Compiler Notes: Optimized build with assertions; Built Apr 11 2013 (07:43:48); Default target: i386-pc-linux-gnu; Host CPU: i686
Processor Notes: Scaling Governor: intel_cpufreq conservative - CPU Microcode: 0x42e
Security Notes: gather_data_sampling: Not affected + itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + mmio_stale_data: Unknown: No mitigations + reg_file_data_sampling: Not affected + retbleed: Not affected + spec_rstack_overflow: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Retpolines; IBPB: conditional; IBRS_FW; STIBP: conditional; RSB filling; PBRSB-eIBRS: Not affected; BHI: Not affected + srbds: Not affected + tsx_async_abort: Not affected

Testing initiated at 12 August 2024 15:47 by user .

NewGVNO333

Kernel Notes: Transparent Huge Pages: always
Environment Notes: CXXFLAGS="-O3 -mllvm -enable-newgvn" CFLAGS="-O3 -mllvm -enable-newgvn"
Compiler Notes: Optimized build with assertions; Built Apr 11 2013 (07:43:48); Default target: i386-pc-linux-gnu; Host CPU: i686
Processor Notes: Scaling Governor: intel_cpufreq conservative - CPU Microcode: 0x42e
Security Notes: gather_data_sampling: Not affected + itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + mmio_stale_data: Unknown: No mitigations + reg_file_data_sampling: Not affected + retbleed: Not affected + spec_rstack_overflow: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Retpolines; IBPB: conditional; IBRS_FW; STIBP: conditional; RSB filling; PBRSB-eIBRS: Not affected; BHI: Not affected + srbds: Not affected + tsx_async_abort: Not affected

Testing initiated at 28 August 2024 19:15 by user .

GVNO3

Processor: 2 x Intel Xeon E5-2620 v2 @ 2.60GHz (12 Cores / 24 Threads), Motherboard: ASUS Z9PE-D8 WS (5503 BIOS), Chipset: Intel Xeon E7 v2/Xeon, Memory: 32GB, Disk: 256GB Samsung SSD 850 + 2000GB Western Digital WD20EARX-00P, Graphics: ASPEED, Audio: Realtek ALC898, Monitor: ASUS VW190, Network: 2 x Intel 82574L

OS: CentOS Stream 9, Kernel: 5.14.0-496.el9.x86_64 (x86_64), Display Server: X Server, Display Driver: NVIDIA, Compiler: GCC 11.5.0 20240719 + PGI Compiler 16.10-0 + LLVM 3.1 + CUDA 11.2, File-System: ext4, Screen Resolution: 1024x768

Kernel Notes: Transparent Huge Pages: always
Environment Notes: CXXFLAGS=-O3 CFLAGS=-O3
Compiler Notes: Optimized build with assertions; Built Apr 11 2013 (07:43:48); Default target: i386-pc-linux-gnu; Host CPU: i686
Processor Notes: Scaling Governor: intel_cpufreq conservative - CPU Microcode: 0x42e
Security Notes: gather_data_sampling: Not affected + itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + mmio_stale_data: Unknown: No mitigations + reg_file_data_sampling: Not affected + retbleed: Not affected + spec_rstack_overflow: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Retpolines; IBPB: conditional; IBRS_FW; STIBP: conditional; RSB filling; PBRSB-eIBRS: Not affected; BHI: Not affected + srbds: Not affected + tsx_async_abort: Not affected

Testing initiated at 29 August 2024 14:08 by user .

PessimisticO3

Kernel Notes: Transparent Huge Pages: always
Environment Notes: CXXFLAGS=-O3 CFLAGS=-O3
Compiler Notes: Optimized build with assertions; Built Apr 11 2013 (07:43:48); Default target: i386-pc-linux-gnu; Host CPU: i686
Processor Notes: Scaling Governor: intel_cpufreq conservative - CPU Microcode: 0x42e
Security Notes: gather_data_sampling: Not affected + itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + mmio_stale_data: Unknown: No mitigations + reg_file_data_sampling: Not affected + retbleed: Not affected + spec_rstack_overflow: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Retpolines; IBPB: conditional; IBRS_FW; STIBP: conditional; RSB filling; PBRSB-eIBRS: Not affected; BHI: Not affected + srbds: Not affected + tsx_async_abort: Not affected

Testing initiated at 4 September 2024 18:01 by user .

PessimisticO2

Kernel Notes: Transparent Huge Pages: always
Environment Notes: CXXFLAGS=-O2 CFLAGS=-O2
Compiler Notes: Optimized build with assertions; Built Apr 11 2013 (07:43:48); Default target: i386-pc-linux-gnu; Host CPU: i686
Processor Notes: Scaling Governor: intel_cpufreq conservative - CPU Microcode: 0x42e
Security Notes: gather_data_sampling: Not affected + itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + mmio_stale_data: Unknown: No mitigations + reg_file_data_sampling: Not affected + retbleed: Not affected + spec_rstack_overflow: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Retpolines; IBPB: conditional; IBRS_FW; STIBP: conditional; RSB filling; PBRSB-eIBRS: Not affected; BHI: Not affected + srbds: Not affected + tsx_async_abort: Not affected

Testing initiated at 5 September 2024 15:16 by user .

PessimisticNewGVNO2

Kernel Notes: Transparent Huge Pages: always
Environment Notes: CXXFLAGS="-O2 -mllvm -enable-newgvn" CFLAGS="-O2 -mllvm -enable-newgvn"
Compiler Notes: Optimized build with assertions; Built Apr 11 2013 (07:43:48); Default target: i386-pc-linux-gnu; Host CPU: i686
Processor Notes: Scaling Governor: intel_cpufreq conservative - CPU Microcode: 0x42e
Security Notes: gather_data_sampling: Not affected + itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + mmio_stale_data: Unknown: No mitigations + reg_file_data_sampling: Not affected + retbleed: Not affected + spec_rstack_overflow: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Retpolines; IBPB: conditional; IBRS_FW; STIBP: conditional; RSB filling; PBRSB-eIBRS: Not affected; BHI: Not affected + srbds: Not affected + tsx_async_abort: Not affected

Testing initiated at 6 September 2024 17:54 by user .

PessimisticNewGVNO3

Processor: 2 x Intel Xeon E5-2620 v2 @ 2.60GHz (12 Cores / 24 Threads), Motherboard: ASUS Z9PE-D8 WS (5503 BIOS), Chipset: Intel Xeon E7 v2/Xeon, Memory: 32GB, Disk: 256GB Samsung SSD 850 + 2000GB Western Digital WD20EARX-00P, Graphics: ASPEED, Audio: Realtek ALC898, Monitor: ASUS VW190, Network: 2 x Intel 82574L

OS: CentOS Stream 9, Kernel: 5.14.0-503.el9.x86_64 (x86_64), Display Server: X Server, Display Driver: NVIDIA, Compiler: GCC 11.5.0 20240719 + PGI Compiler 16.10-0 + LLVM 3.1 + CUDA 11.2, File-System: ext4, Screen Resolution: 1024x768

Kernel Notes: Transparent Huge Pages: always
Environment Notes: CXXFLAGS="-O3 -mllvm -enable-newgvn" CFLAGS="-O3 -mllvm -enable-newgvn"
Compiler Notes: Optimized build with assertions; Built Apr 11 2013 (07:43:48); Default target: i386-pc-linux-gnu; Host CPU: i686
Processor Notes: Scaling Governor: intel_cpufreq conservative - CPU Microcode: 0x42e
Security Notes: gather_data_sampling: Not affected + itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + mmio_stale_data: Unknown: No mitigations + reg_file_data_sampling: Not affected + retbleed: Not affected + spec_rstack_overflow: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Retpolines; IBPB: conditional; IBRS_FW; STIBP: conditional; RSB filling; PBRSB-eIBRS: Not affected; BHI: Not affected + srbds: Not affected + tsx_async_abort: Not affected

Testing initiated at 7 September 2024 14:20 by user .