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 2407160-NE-FFTW120RU06
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debug
July 13
  1 Hour, 54 Minutes
NoGVNO2
July 14
  57 Minutes
NoGVNO3
July 15
  57 Minutes
OptNoSimplO2
July 16
  17 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

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

fftw-1.2.0runOpenBenchmarking.orgPhoronix Test Suite2 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 11.2ext41024x768ProcessorMotherboardChipsetMemoryDiskGraphicsAudioNetworkOSKernelDisplay ServerDisplay DriverCompilerFile-SystemScreen ResolutionFftw-1.2.0run BenchmarksSystem Logs- Transparent Huge Pages: always- 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" - Optimized build with assertions; Built Apr 11 2013 (07:43:48); Default target: i386-pc-linux-gnu; Host CPU: i686 - Scaling Governor: intel_cpufreq conservative - CPU Microcode: 0x42e- 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

debugNoGVNO2NoGVNO3OptNoSimplO2Result OverviewPhoronix Test Suite100%106%112%118%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 - 1D FFT Size 64Float + SSE - 1D FFT Size 1024Float + SSE - 1D FFT Size 128Float + SSE - 2D FFT Size 128Float + SSE - 2D FFT Size 256Stock - 2D FFT Size 512Float + SSE - 1D FFT Size 256Stock - 2D FFT Size 2048Stock - 2D FFT Size 1024Float + SSE - 1D FFT Size 4096Stock - 2D FFT Size 32Float + SSE - 1D FFT Size 512Stock - 1D FFT Size 128Float + SSE - 2D FFT Size 512Stock - 2D FFT Size 128Stock - 1D FFT Size 64Stock - 1D FFT Size 1024Stock - 2D FFT Size 64Stock - 1D FFT Size 32Stock - 2D FFT Size 256Stock - 1D FFT Size 512Float + SSE - 1D FFT Size 2048Stock - 1D FFT Size 4096Stock - 1D FFT Size 256Stock - 1D FFT Size 2048

fftw-1.2.0runfftw: Stock - 2D FFT Size 4096fftw: Float + SSE - 2D FFT Size 32fftw: Float + SSE - 2D FFT Size 64fftw: Float + SSE - 2D FFT Size 2048fftw: Float + SSE - 1D FFT Size 32fftw: Float + SSE - 1D FFT Size 1024fftw: Float + SSE - 1D FFT Size 128fftw: Float + SSE - 2D FFT Size 128fftw: Float + SSE - 2D FFT Size 256fftw: Stock - 2D FFT Size 512fftw: Float + SSE - 1D FFT Size 256fftw: Stock - 2D FFT Size 2048fftw: Stock - 2D FFT Size 1024fftw: Float + SSE - 1D FFT Size 4096fftw: Stock - 2D FFT Size 32fftw: Float + SSE - 1D FFT Size 512fftw: Stock - 1D FFT Size 128fftw: Float + SSE - 2D FFT Size 512fftw: Stock - 2D FFT Size 128fftw: Stock - 1D FFT Size 64fftw: Stock - 1D FFT Size 1024fftw: Stock - 2D FFT Size 64fftw: Stock - 1D FFT Size 32fftw: Stock - 2D FFT Size 256fftw: Stock - 1D FFT Size 512fftw: Float + SSE - 1D FFT Size 2048fftw: Stock - 1D FFT Size 4096fftw: Stock - 1D FFT Size 256fftw: Stock - 1D FFT Size 2048fftw: Float + SSE - 2D FFT Size 4096fftw: Float + SSE - 2D FFT Size 1024fftw: Float + SSE - 1D FFT Size 64debugNoGVNO2NoGVNO3OptNoSimplO22751.416440149826459.17287.0162661270211729114143780.7136792706.63123.1140915218.7155524420.6118703855.84906.84285.64309.24998.53660.64320.4155133914.84296.24055.66092.710890.79870.62756.016548158787027.07311.4161411302611743113993773.3139892723.73091.6141865211.5155604414.6118033835.54907.74282.94336.74967.13686.74344.4154613895.44308.34051.36717.912316103502738.916526159527077.77347.4160591320611952115113797.5140322736.03107.2143535219.0154714379.5117503861.64897.94270.04289.85020.83693.34345.7154573912.14290.54055.06717.112221104702231.113471135026728.26805.0156351278912188110943679.2136512662.03053.1142435127.9152894358.8117143812.54846.94233.74337.15008.93671.34340.1155433909.54309.24046.95603.71190310131OpenBenchmarking.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: Stock - Size: 2D FFT Size 4096OptNoSimplO2NoGVNO3NoGVNO2debug6001200180024003000SE +/- 16.21, N = 3SE +/- 16.56, N = 3SE +/- 14.23, N = 3SE +/- 5.74, N = 32231.12738.92756.02751.4
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 4096OptNoSimplO2NoGVNO3NoGVNO2debug5001000150020002500Min: 2211.8 / Avg: 2231.1 / Max: 2263.3Min: 2706.2 / Avg: 2738.87 / Max: 2759.9Min: 2731.3 / Avg: 2755.97 / Max: 2780.6Min: 2741.5 / Avg: 2751.4 / Max: 2761.4

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 32OptNoSimplO2NoGVNO3NoGVNO2debug4K8K12K16K20KSE +/- 131.37, N = 3SE +/- 139.56, N = 3SE +/- 136.41, N = 3SE +/- 98.77, N = 313471165261654816440
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 32OptNoSimplO2NoGVNO3NoGVNO2debug3K6K9K12K15KMin: 13276 / Avg: 13471 / Max: 13721Min: 16251 / Avg: 16525.67 / Max: 16706Min: 16346 / Avg: 16548.33 / Max: 16808Min: 16291 / Avg: 16440.33 / Max: 16627

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 64OptNoSimplO2NoGVNO3NoGVNO2debug3K6K9K12K15KSE +/- 41.97, N = 3SE +/- 133.36, N = 3SE +/- 70.08, N = 3SE +/- 26.91, N = 313502159521587814982
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 64OptNoSimplO2NoGVNO3NoGVNO2debug3K6K9K12K15KMin: 13422 / Avg: 13502 / Max: 13564Min: 15686 / Avg: 15952 / Max: 16102Min: 15780 / Avg: 15878.33 / Max: 16014Min: 14940 / Avg: 14981.67 / Max: 15032

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 2048OptNoSimplO2NoGVNO3NoGVNO2debug15003000450060007500SE +/- 33.67, N = 3SE +/- 8.17, N = 3SE +/- 11.97, N = 3SE +/- 44.49, N = 36728.27077.77027.06459.1
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 2048OptNoSimplO2NoGVNO3NoGVNO2debug12002400360048006000Min: 6661 / Avg: 6728.17 / Max: 6766Min: 7063.5 / Avg: 7077.73 / Max: 7091.8Min: 7014.6 / Avg: 7026.97 / Max: 7050.9Min: 6376.6 / Avg: 6459.13 / Max: 6529.2

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 32OptNoSimplO2NoGVNO3NoGVNO2debug16003200480064008000SE +/- 24.17, N = 3SE +/- 35.65, N = 3SE +/- 79.17, N = 3SE +/- 5.79, N = 36805.07347.47311.47287.0
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 32OptNoSimplO2NoGVNO3NoGVNO2debug13002600390052006500Min: 6757.6 / Avg: 6805 / Max: 6836.9Min: 7277.2 / Avg: 7347.43 / Max: 7393.2Min: 7153.1 / Avg: 7311.43 / Max: 7391.1Min: 7276.2 / Avg: 7287.03 / Max: 7296

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 1024OptNoSimplO2NoGVNO3NoGVNO2debug3K6K9K12K15KSE +/- 43.66, N = 3SE +/- 80.68, N = 3SE +/- 67.72, N = 3SE +/- 80.85, N = 315635160591614116266
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 1024OptNoSimplO2NoGVNO3NoGVNO2debug3K6K9K12K15KMin: 15570 / Avg: 15635 / Max: 15718Min: 15912 / Avg: 16059.33 / Max: 16190Min: 16057 / Avg: 16141 / Max: 16275Min: 16128 / Avg: 16266 / Max: 16408

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 128OptNoSimplO2NoGVNO3NoGVNO2debug3K6K9K12K15KSE +/- 84.00, N = 3SE +/- 33.80, N = 3SE +/- 160.95, N = 3SE +/- 136.03, N = 1512789132061302612702
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 128OptNoSimplO2NoGVNO3NoGVNO2debug2K4K6K8K10KMin: 12643 / Avg: 12788.67 / Max: 12934Min: 13149 / Avg: 13206.33 / Max: 13266Min: 12782 / Avg: 13026.33 / Max: 13330Min: 11627 / Avg: 12701.87 / Max: 13246

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 128OptNoSimplO2NoGVNO3NoGVNO2debug3K6K9K12K15KSE +/- 113.85, N = 15SE +/- 92.80, N = 3SE +/- 95.52, N = 3SE +/- 84.15, N = 1212188119521174311729
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 128OptNoSimplO2NoGVNO3NoGVNO2debug2K4K6K8K10KMin: 11279 / Avg: 12187.93 / Max: 12659Min: 11769 / Avg: 11952.33 / Max: 12069Min: 11606 / Avg: 11743.33 / Max: 11927Min: 11465 / Avg: 11728.58 / Max: 12525

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 256OptNoSimplO2NoGVNO3NoGVNO2debug2K4K6K8K10KSE +/- 115.75, N = 3SE +/- 40.95, N = 3SE +/- 85.30, N = 3SE +/- 86.71, N = 311094115111139911414
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 256OptNoSimplO2NoGVNO3NoGVNO2debug2K4K6K8K10KMin: 10962 / Avg: 11094.33 / Max: 11325Min: 11436 / Avg: 11511 / Max: 11577Min: 11229 / Avg: 11398.67 / Max: 11499Min: 11241 / Avg: 11414 / Max: 11511

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 512OptNoSimplO2NoGVNO3NoGVNO2debug8001600240032004000SE +/- 38.03, N = 5SE +/- 10.93, N = 3SE +/- 13.13, N = 3SE +/- 10.97, N = 33679.23797.53773.33780.7
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 512OptNoSimplO2NoGVNO3NoGVNO2debug7001400210028003500Min: 3578.2 / Avg: 3679.18 / Max: 3768.8Min: 3780 / Avg: 3797.5 / Max: 3817.6Min: 3747 / Avg: 3773.27 / Max: 3786.7Min: 3762.5 / Avg: 3780.67 / Max: 3800.4

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 256OptNoSimplO2NoGVNO3NoGVNO2debug3K6K9K12K15KSE +/- 68.09, N = 3SE +/- 28.45, N = 3SE +/- 30.75, N = 3SE +/- 98.34, N = 313651140321398913679
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 256OptNoSimplO2NoGVNO3NoGVNO2debug2K4K6K8K10KMin: 13519 / Avg: 13651 / Max: 13746Min: 13980 / Avg: 14032 / Max: 14078Min: 13930 / Avg: 13988.67 / Max: 14034Min: 13529 / Avg: 13678.67 / Max: 13864

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 2048OptNoSimplO2NoGVNO3NoGVNO2debug6001200180024003000SE +/- 6.15, N = 3SE +/- 12.56, N = 3SE +/- 8.21, N = 3SE +/- 3.24, N = 32662.02736.02723.72706.6
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 2048OptNoSimplO2NoGVNO3NoGVNO2debug5001000150020002500Min: 2651.5 / Avg: 2662.03 / Max: 2672.8Min: 2711.2 / Avg: 2735.97 / Max: 2752Min: 2708 / Avg: 2723.7 / Max: 2735.7Min: 2700.4 / Avg: 2706.57 / Max: 2711.4

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 1024OptNoSimplO2NoGVNO3NoGVNO2debug7001400210028003500SE +/- 12.20, N = 3SE +/- 38.36, N = 3SE +/- 13.41, N = 3SE +/- 15.08, N = 33053.13107.23091.63123.1
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 1024OptNoSimplO2NoGVNO3NoGVNO2debug5001000150020002500Min: 3031.3 / Avg: 3053.1 / Max: 3073.5Min: 3034.2 / Avg: 3107.17 / Max: 3164.2Min: 3070.5 / Avg: 3091.6 / Max: 3116.5Min: 3093.1 / Avg: 3123.1 / Max: 3140.8

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 4096OptNoSimplO2NoGVNO3NoGVNO2debug3K6K9K12K15KSE +/- 19.46, N = 3SE +/- 135.86, N = 3SE +/- 80.21, N = 3SE +/- 193.73, N = 314243143531418614091
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 4096OptNoSimplO2NoGVNO3NoGVNO2debug2K4K6K8K10KMin: 14212 / Avg: 14243.33 / Max: 14279Min: 14136 / Avg: 14352.67 / Max: 14603Min: 14026 / Avg: 14185.67 / Max: 14279Min: 13704 / Avg: 14091 / Max: 14301

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 32OptNoSimplO2NoGVNO3NoGVNO2debug11002200330044005500SE +/- 43.81, N = 3SE +/- 6.35, N = 3SE +/- 12.52, N = 3SE +/- 7.51, N = 35127.95219.05211.55218.7
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 32OptNoSimplO2NoGVNO3NoGVNO2debug9001800270036004500Min: 5069.5 / Avg: 5127.93 / Max: 5213.7Min: 5209 / Avg: 5219.03 / Max: 5230.8Min: 5188.4 / Avg: 5211.5 / Max: 5231.4Min: 5209 / Avg: 5218.73 / Max: 5233.5

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 512OptNoSimplO2NoGVNO3NoGVNO2debug3K6K9K12K15KSE +/- 157.18, N = 3SE +/- 120.34, N = 3SE +/- 81.91, N = 3SE +/- 123.58, N = 315289154711556015552
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 512OptNoSimplO2NoGVNO3NoGVNO2debug3K6K9K12K15KMin: 14988 / Avg: 15289 / Max: 15518Min: 15297 / Avg: 15471 / Max: 15702Min: 15443 / Avg: 15560.33 / Max: 15718Min: 15406 / Avg: 15552.33 / Max: 15798

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 128OptNoSimplO2NoGVNO3NoGVNO2debug9001800270036004500SE +/- 1.43, N = 3SE +/- 35.10, N = 9SE +/- 2.46, N = 3SE +/- 6.43, N = 34358.84379.54414.64420.6
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 128OptNoSimplO2NoGVNO3NoGVNO2debug8001600240032004000Min: 4356.6 / Avg: 4358.83 / Max: 4361.5Min: 4136.6 / Avg: 4379.52 / Max: 4440.4Min: 4410.3 / Avg: 4414.63 / Max: 4418.8Min: 4408.7 / Avg: 4420.57 / Max: 4430.8

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 512OptNoSimplO2NoGVNO3NoGVNO2debug3K6K9K12K15KSE +/- 64.54, N = 3SE +/- 19.97, N = 3SE +/- 84.01, N = 3SE +/- 97.11, N = 311714117501180311870
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 512OptNoSimplO2NoGVNO3NoGVNO2debug2K4K6K8K10KMin: 11623 / Avg: 11714.33 / Max: 11839Min: 11712 / Avg: 11749.67 / Max: 11780Min: 11643 / Avg: 11803.33 / Max: 11927Min: 11676 / Avg: 11870 / Max: 11975

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 128OptNoSimplO2NoGVNO3NoGVNO2debug8001600240032004000SE +/- 31.53, N = 3SE +/- 3.71, N = 3SE +/- 7.88, N = 3SE +/- 4.06, N = 33812.53861.63835.53855.8
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 128OptNoSimplO2NoGVNO3NoGVNO2debug7001400210028003500Min: 3753.9 / Avg: 3812.47 / Max: 3862Min: 3856.9 / Avg: 3861.57 / Max: 3868.9Min: 3824.1 / Avg: 3835.47 / Max: 3850.6Min: 3848.4 / Avg: 3855.77 / Max: 3862.4

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 64OptNoSimplO2NoGVNO3NoGVNO2debug11002200330044005500SE +/- 61.09, N = 3SE +/- 5.21, N = 3SE +/- 3.97, N = 3SE +/- 2.78, N = 34846.94897.94907.74906.8
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 64OptNoSimplO2NoGVNO3NoGVNO2debug9001800270036004500Min: 4725.1 / Avg: 4846.87 / Max: 4916.4Min: 4889.6 / Avg: 4897.87 / Max: 4907.5Min: 4903.3 / Avg: 4907.67 / Max: 4915.6Min: 4901.8 / Avg: 4906.77 / Max: 4911.4

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 1024OptNoSimplO2NoGVNO3NoGVNO2debug9001800270036004500SE +/- 8.01, N = 3SE +/- 19.30, N = 3SE +/- 2.87, N = 3SE +/- 5.54, N = 34233.74270.04282.94285.6
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 1024OptNoSimplO2NoGVNO3NoGVNO2debug7001400210028003500Min: 4218.3 / Avg: 4233.73 / Max: 4245.2Min: 4233.9 / Avg: 4269.97 / Max: 4299.9Min: 4278.5 / Avg: 4282.93 / Max: 4288.3Min: 4279.6 / Avg: 4285.63 / Max: 4296.7

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 64OptNoSimplO2NoGVNO3NoGVNO2debug9001800270036004500SE +/- 4.58, N = 3SE +/- 46.52, N = 4SE +/- 4.40, N = 3SE +/- 21.54, N = 34337.14289.84336.74309.2
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 64OptNoSimplO2NoGVNO3NoGVNO2debug8001600240032004000Min: 4331.2 / Avg: 4337.07 / Max: 4346.1Min: 4151.4 / Avg: 4289.75 / Max: 4352.7Min: 4328.8 / Avg: 4336.73 / Max: 4344Min: 4274.7 / Avg: 4309.23 / Max: 4348.8

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 32OptNoSimplO2NoGVNO3NoGVNO2debug11002200330044005500SE +/- 17.04, N = 3SE +/- 23.10, N = 3SE +/- 8.35, N = 3SE +/- 29.89, N = 35008.95020.84967.14998.5
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 32OptNoSimplO2NoGVNO3NoGVNO2debug9001800270036004500Min: 4976.2 / Avg: 5008.93 / Max: 5033.5Min: 4974.7 / Avg: 5020.83 / Max: 5046.1Min: 4950.8 / Avg: 4967.07 / Max: 4978.5Min: 4939.1 / Avg: 4998.5 / Max: 5034

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 256OptNoSimplO2NoGVNO3NoGVNO2debug8001600240032004000SE +/- 17.09, N = 3SE +/- 7.11, N = 3SE +/- 13.35, N = 3SE +/- 23.34, N = 33671.33693.33686.73660.6
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 256OptNoSimplO2NoGVNO3NoGVNO2debug6001200180024003000Min: 3638.4 / Avg: 3671.33 / Max: 3695.7Min: 3685.7 / Avg: 3693.3 / Max: 3707.5Min: 3661.5 / Avg: 3686.73 / Max: 3706.9Min: 3613.9 / Avg: 3660.57 / Max: 3685

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 512OptNoSimplO2NoGVNO3NoGVNO2debug9001800270036004500SE +/- 2.84, N = 3SE +/- 15.04, N = 3SE +/- 12.50, N = 3SE +/- 16.10, N = 34340.14345.74344.44320.4
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 512OptNoSimplO2NoGVNO3NoGVNO2debug8001600240032004000Min: 4336.5 / Avg: 4340.1 / Max: 4345.7Min: 4320.7 / Avg: 4345.7 / Max: 4372.7Min: 4319.5 / Avg: 4344.37 / Max: 4359Min: 4288.5 / Avg: 4320.4 / Max: 4340.1

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 2048OptNoSimplO2NoGVNO3NoGVNO2debug3K6K9K12K15KSE +/- 24.95, N = 3SE +/- 78.24, N = 3SE +/- 75.96, N = 3SE +/- 41.31, N = 315543154571546115513
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 2048OptNoSimplO2NoGVNO3NoGVNO2debug3K6K9K12K15KMin: 15496 / Avg: 15543 / Max: 15581Min: 15335 / Avg: 15457.33 / Max: 15603Min: 15332 / Avg: 15461 / Max: 15595Min: 15443 / Avg: 15513 / Max: 15586

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 4096OptNoSimplO2NoGVNO3NoGVNO2debug8001600240032004000SE +/- 1.10, N = 3SE +/- 13.90, N = 3SE +/- 8.63, N = 3SE +/- 17.36, N = 33909.53912.13895.43914.8
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 4096OptNoSimplO2NoGVNO3NoGVNO2debug7001400210028003500Min: 3907.3 / Avg: 3909.47 / Max: 3910.9Min: 3887.5 / Avg: 3912.13 / Max: 3935.6Min: 3878.1 / Avg: 3895.37 / Max: 3904.1Min: 3881.5 / Avg: 3914.77 / Max: 3940

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 256OptNoSimplO2NoGVNO3NoGVNO2debug9001800270036004500SE +/- 1.60, N = 3SE +/- 15.53, N = 3SE +/- 1.57, N = 3SE +/- 1.72, N = 34309.24290.54308.34296.2
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 256OptNoSimplO2NoGVNO3NoGVNO2debug7001400210028003500Min: 4306 / Avg: 4309.2 / Max: 4310.9Min: 4259.7 / Avg: 4290.47 / Max: 4309.6Min: 4306.5 / Avg: 4308.27 / Max: 4311.4Min: 4293.5 / Avg: 4296.2 / Max: 4299.4

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 2048OptNoSimplO2NoGVNO3NoGVNO2debug9001800270036004500SE +/- 18.65, N = 3SE +/- 8.12, N = 3SE +/- 6.84, N = 3SE +/- 6.96, N = 34046.94055.04051.34055.6
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 2048OptNoSimplO2NoGVNO3NoGVNO2debug7001400210028003500Min: 4009.7 / Avg: 4046.93 / Max: 4067.4Min: 4045.1 / Avg: 4055 / Max: 4071.1Min: 4038.4 / Avg: 4051.27 / Max: 4061.7Min: 4044.3 / Avg: 4055.6 / Max: 4068.3

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 4096OptNoSimplO2NoGVNO3NoGVNO2debug14002800420056007000SE +/- 4.28, N = 3SE +/- 21.46, N = 3SE +/- 13.11, N = 3SE +/- 262.37, N = 95603.76717.16717.96092.7
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 4096OptNoSimplO2NoGVNO3NoGVNO2debug12002400360048006000Min: 5597.5 / Avg: 5603.67 / Max: 5611.9Min: 6676.2 / Avg: 6717.1 / Max: 6748.8Min: 6695 / Avg: 6717.9 / Max: 6740.4Min: 4677.2 / Avg: 6092.67 / Max: 6740.5

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 1024OptNoSimplO2NoGVNO3NoGVNO2debug3K6K9K12K15KSE +/- 124.86, N = 3SE +/- 76.28, N = 3SE +/- 81.04, N = 3SE +/- 644.68, N = 1211903.012221.012316.010890.7
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 1024OptNoSimplO2NoGVNO3NoGVNO2debug2K4K6K8K10KMin: 11661 / Avg: 11902.67 / Max: 12078Min: 12119 / Avg: 12220.67 / Max: 12370Min: 12159 / Avg: 12315.67 / Max: 12430Min: 5632.4 / Avg: 10890.73 / Max: 12351

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 64OptNoSimplO2NoGVNO3NoGVNO2debug2K4K6K8K10KSE +/- 33.87, N = 3SE +/- 114.62, N = 3SE +/- 99.10, N = 3SE +/- 172.96, N = 1510131.010470.010350.09870.6
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 64OptNoSimplO2NoGVNO3NoGVNO2debug2K4K6K8K10KMin: 10066 / Avg: 10131 / Max: 10180Min: 10269 / Avg: 10469.67 / Max: 10666Min: 10164 / Avg: 10350.33 / Max: 10502Min: 8180.8 / Avg: 9870.62 / Max: 10612

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

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 16 July 2024 13:54 by user .