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 2405022-NE-FFTW120RU45
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NewGVNTrunkO2
April 29
  59 Minutes
2 x Intel Xeon E5-2620 v2
April 30
 
NewGVNTrunkO3
April 30
  58 Minutes
NoGVNTrunkO2
May 01
  59 Minutes
NoGVNTrunkO3
May 02
  58 Minutes
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  47 Minutes

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NewGVNTrunkO2

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 + 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 + srbds: Not affected + tsx_async_abort: Not affected

2 x Intel Xeon E5-2620 v2

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 + 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 + srbds: Not affected + tsx_async_abort: Not affected

NewGVNTrunkO3

NoGVNTrunkO2

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 + 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 + srbds: Not affected + tsx_async_abort: Not affected

NoGVNTrunkO3

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: 5.14.0-437.el9.x86_64 (x86_64), Display Server: X Server, 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 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 + 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 + 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 95.14.0-437.el9.x86_64 (x86_64)X ServerGCC 11.4.1 20231218 + PGI Compiler 16.10-0 + LLVM 3.1 + CUDA 11.2ext41024x768ProcessorMotherboardChipsetMemoryDiskGraphicsAudioNetworkOSKernelDisplay ServerCompilerFile-SystemScreen ResolutionFftw-1.2.0run BenchmarksSystem Logs- Transparent Huge Pages: always- NewGVNTrunkO2: CXXFLAGS="-O2 -mllvm -enable-newgvn" CFLAGS="-O2 -mllvm -enable-newgvn"- 2 x Intel Xeon E5-2620 v2: CXXFLAGS="-O3 -mllvm -enable-newgvn" CFLAGS="-O3 -mllvm -enable-newgvn" - NewGVNTrunkO3: CXXFLAGS="-O3 -mllvm -enable-newgvn" CFLAGS="-O3 -mllvm -enable-newgvn"- NoGVNTrunkO2: CXXFLAGS=-O2 CFLAGS=-O2- NoGVNTrunkO3: CXXFLAGS=-O3 CFLAGS=-O3- 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 + 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 + srbds: Not affected + tsx_async_abort: Not affected

fftw-1.2.0runfftw: Stock - 1D FFT Size 32fftw: Stock - 1D FFT Size 64fftw: Stock - 2D FFT Size 32fftw: Stock - 2D FFT Size 64fftw: Stock - 1D FFT Size 128fftw: Stock - 1D FFT Size 256fftw: Stock - 1D FFT Size 512fftw: Stock - 2D FFT Size 128fftw: Stock - 2D FFT Size 256fftw: Stock - 2D FFT Size 512fftw: Stock - 1D FFT Size 1024fftw: Stock - 1D FFT Size 2048fftw: Stock - 1D FFT Size 4096fftw: Stock - 2D FFT Size 1024fftw: Stock - 2D FFT Size 2048fftw: Stock - 2D FFT Size 4096fftw: Float + SSE - 1D FFT Size 32fftw: Float + SSE - 1D FFT Size 64fftw: Float + SSE - 2D FFT Size 32fftw: Float + SSE - 2D FFT Size 64fftw: Float + SSE - 1D FFT Size 128fftw: Float + SSE - 1D FFT Size 256fftw: Float + SSE - 1D FFT Size 512fftw: Float + SSE - 2D FFT Size 128fftw: Float + SSE - 2D FFT Size 256fftw: Float + SSE - 2D FFT Size 512fftw: Float + SSE - 1D FFT Size 1024fftw: Float + SSE - 1D FFT Size 2048fftw: Float + SSE - 1D FFT Size 4096fftw: Float + SSE - 2D FFT Size 1024fftw: Float + SSE - 2D FFT Size 2048fftw: Float + SSE - 2D FFT Size 4096NewGVNTrunkO22 x Intel Xeon E5-2620 v2NewGVNTrunkO3NoGVNTrunkO2NoGVNTrunkO34957.04897.85108.94345.94348.94324.94320.83850.63673.03762.34300.54038.73906.73145.62741.62745.67245.8104001649915509130781426915261118331144711913160301562814366123407028.96691.34978.84898.05155.54249.74376.74283.94332.13866.63643.83766.04292.83998.93874.13141.22734.42774.27297.0104651640515917130481373115554113251130911864159331532114420122527067.56690.94996.84786.35180.04169.84308.64209.54286.93853.63639.83775.94206.94030.13912.03130.62747.42763.56874.610160.61636015819131881392915224117951137611827160211518314029121746992.46690.45011.94903.25186.24322.34383.34294.74342.43831.83669.73774.84265.33998.03928.83141.22721.42774.07141.5102601657515746131161412015272115621137311821161981548414242120137075.36709.9OpenBenchmarking.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: 1D FFT Size 32NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO211002200330044005500SE +/- 16.12, N = 3SE +/- 29.03, N = 3SE +/- 15.57, N = 3SE +/- 63.75, N = 35011.94996.84978.84957.0
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 32NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO29001800270036004500Min: 4980.4 / Avg: 5011.93 / Max: 5033.5Min: 4938.7 / Avg: 4996.77 / Max: 5025.8Min: 4962.5 / Avg: 4978.77 / Max: 5009.9Min: 4829.9 / Avg: 4956.97 / Max: 5029.6

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 64NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO211002200330044005500SE +/- 3.76, N = 3SE +/- 50.95, N = 3SE +/- 4.40, N = 3SE +/- 4.98, N = 34903.24786.34898.04897.8
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 64NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO29001800270036004500Min: 4895.7 / Avg: 4903.2 / Max: 4907.5Min: 4715.2 / Avg: 4786.33 / Max: 4885.1Min: 4893.4 / Avg: 4898 / Max: 4906.8Min: 4888.8 / Avg: 4897.83 / Max: 4906

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 32NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO211002200330044005500SE +/- 32.36, N = 3SE +/- 28.23, N = 3SE +/- 34.42, N = 3SE +/- 37.57, N = 35186.25180.05155.55108.9
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 32NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO29001800270036004500Min: 5123 / Avg: 5186.23 / Max: 5229.8Min: 5124 / Avg: 5180 / Max: 5214.2Min: 5116 / Avg: 5155.53 / Max: 5224.1Min: 5047.5 / Avg: 5108.9 / Max: 5177.1

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 64NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO29001800270036004500SE +/- 3.18, N = 3SE +/- 12.06, N = 3SE +/- 53.86, N = 3SE +/- 6.00, N = 34322.34169.84249.74345.9
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 64NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO28001600240032004000Min: 4316.6 / Avg: 4322.33 / Max: 4327.6Min: 4155 / Avg: 4169.8 / Max: 4193.7Min: 4144 / Avg: 4249.7 / Max: 4320.5Min: 4334.5 / Avg: 4345.87 / Max: 4354.9

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 128NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO29001800270036004500SE +/- 3.59, N = 3SE +/- 44.16, N = 15SE +/- 38.00, N = 8SE +/- 42.73, N = 134383.34308.64376.74348.9
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 128NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO28001600240032004000Min: 4379.5 / Avg: 4383.33 / Max: 4390.5Min: 3911.8 / Avg: 4308.64 / Max: 4440.4Min: 4111.4 / Avg: 4376.73 / Max: 4424.1Min: 3891.6 / Avg: 4348.91 / Max: 4442.3

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 256NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO29001800270036004500SE +/- 24.89, N = 3SE +/- 44.02, N = 4SE +/- 7.59, N = 3SE +/- 35.81, N = 34294.74209.54283.94324.9
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 256NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO28001600240032004000Min: 4250.4 / Avg: 4294.7 / Max: 4336.5Min: 4084.8 / Avg: 4209.53 / Max: 4291.9Min: 4268.8 / Avg: 4283.87 / Max: 4293Min: 4254.1 / Avg: 4324.93 / Max: 4369.5

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 512NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO29001800270036004500SE +/- 2.08, N = 3SE +/- 55.21, N = 3SE +/- 3.99, N = 3SE +/- 9.84, N = 34342.44286.94332.14320.8
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 512NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO28001600240032004000Min: 4338.9 / Avg: 4342.37 / Max: 4346.1Min: 4176.5 / Avg: 4286.9 / Max: 4344.1Min: 4324.2 / Avg: 4332.13 / Max: 4336.9Min: 4304.5 / Avg: 4320.83 / Max: 4338.5

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 128NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO28001600240032004000SE +/- 6.84, N = 3SE +/- 5.11, N = 3SE +/- 3.96, N = 3SE +/- 9.09, N = 33831.83853.63866.63850.6
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 128NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO27001400210028003500Min: 3823.7 / Avg: 3831.8 / Max: 3845.4Min: 3843.4 / Avg: 3853.6 / Max: 3859.1Min: 3859.7 / Avg: 3866.63 / Max: 3873.4Min: 3834.9 / Avg: 3850.57 / Max: 3866.4

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 256NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO28001600240032004000SE +/- 29.61, N = 3SE +/- 32.44, N = 3SE +/- 26.90, N = 3SE +/- 17.03, N = 33669.73639.83643.83673.0
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 256NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO26001200180024003000Min: 3613 / Avg: 3669.73 / Max: 3712.8Min: 3580 / Avg: 3639.8 / Max: 3691.5Min: 3602.1 / Avg: 3643.8 / Max: 3694.1Min: 3647.9 / Avg: 3673.03 / Max: 3705.5

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 512NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO28001600240032004000SE +/- 3.67, N = 3SE +/- 5.41, N = 3SE +/- 16.10, N = 3SE +/- 20.87, N = 33774.83775.93766.03762.3
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 512NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO27001400210028003500Min: 3768.2 / Avg: 3774.77 / Max: 3780.9Min: 3765.8 / Avg: 3775.9 / Max: 3784.3Min: 3734.2 / Avg: 3765.97 / Max: 3786.4Min: 3721.9 / Avg: 3762.3 / Max: 3791.6

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 1024NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO29001800270036004500SE +/- 16.04, N = 3SE +/- 59.66, N = 3SE +/- 4.16, N = 3SE +/- 2.77, N = 34265.34206.94292.84300.5
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 1024NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO27001400210028003500Min: 4233.2 / Avg: 4265.27 / Max: 4282Min: 4087.7 / Avg: 4206.9 / Max: 4271.2Min: 4287.6 / Avg: 4292.77 / Max: 4301Min: 4296.7 / Avg: 4300.5 / Max: 4305.9

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 2048NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO29001800270036004500SE +/- 55.04, N = 3SE +/- 20.70, N = 3SE +/- 45.30, N = 4SE +/- 20.09, N = 33998.04030.13998.94038.7
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 2048NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO27001400210028003500Min: 3888.1 / Avg: 3998.03 / Max: 4058Min: 3989.5 / Avg: 4030.1 / Max: 4057.4Min: 3864.4 / Avg: 3998.85 / Max: 4062.2Min: 4005.5 / Avg: 4038.73 / Max: 4074.9

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 4096NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO28001600240032004000SE +/- 9.51, N = 3SE +/- 12.37, N = 3SE +/- 35.64, N = 3SE +/- 15.22, N = 33928.83912.03874.13906.7
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 4096NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO27001400210028003500Min: 3915.5 / Avg: 3928.77 / Max: 3947.2Min: 3895.2 / Avg: 3911.97 / Max: 3936.1Min: 3804 / Avg: 3874.07 / Max: 3920.4Min: 3876.4 / Avg: 3906.73 / Max: 3924.1

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 1024NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO27001400210028003500SE +/- 11.68, N = 3SE +/- 12.53, N = 3SE +/- 8.65, N = 3SE +/- 4.40, N = 33141.23130.63141.23145.6
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 1024NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO25001000150020002500Min: 3118.2 / Avg: 3141.2 / Max: 3156.2Min: 3108.1 / Avg: 3130.6 / Max: 3151.4Min: 3131.8 / Avg: 3141.23 / Max: 3158.5Min: 3136.8 / Avg: 3145.6 / Max: 3150.1

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 2048NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO26001200180024003000SE +/- 10.70, N = 3SE +/- 16.22, N = 3SE +/- 20.65, N = 3SE +/- 14.98, N = 32721.42747.42734.42741.6
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 2048NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO25001000150020002500Min: 2700.2 / Avg: 2721.4 / Max: 2734.5Min: 2719.1 / Avg: 2747.4 / Max: 2775.3Min: 2702.6 / Avg: 2734.37 / Max: 2773.1Min: 2721.6 / Avg: 2741.57 / Max: 2770.9

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 4096NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO26001200180024003000SE +/- 25.94, N = 3SE +/- 3.91, N = 3SE +/- 25.72, N = 3SE +/- 6.20, N = 32774.02763.52774.22745.6
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 4096NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO25001000150020002500Min: 2745.2 / Avg: 2774.03 / Max: 2825.8Min: 2755.7 / Avg: 2763.5 / Max: 2767.9Min: 2734.2 / Avg: 2774.2 / Max: 2822.2Min: 2734.4 / Avg: 2745.6 / Max: 2755.8

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 32NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO216003200480064008000SE +/- 60.01, N = 15SE +/- 21.30, N = 3SE +/- 92.26, N = 3SE +/- 94.72, N = 37141.56874.67297.07245.8
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 32NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO213002600390052006500Min: 6716.9 / Avg: 7141.49 / Max: 7414.6Min: 6846.3 / Avg: 6874.57 / Max: 6916.3Min: 7113.8 / Avg: 7296.97 / Max: 7407.8Min: 7084.5 / Avg: 7245.83 / Max: 7412.5

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 64NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO22K4K6K8K10KSE +/- 127.95, N = 3SE +/- 126.13, N = 4SE +/- 91.33, N = 3SE +/- 145.08, N = 310260.010160.610465.010400.0
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 64NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO22K4K6K8K10KMin: 10082 / Avg: 10259.67 / Max: 10508Min: 9931.3 / Avg: 10160.55 / Max: 10476Min: 10284 / Avg: 10465.33 / Max: 10575Min: 10117 / Avg: 10400 / Max: 10597

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 32NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO24K8K12K16K20KSE +/- 73.42, N = 3SE +/- 167.29, N = 15SE +/- 69.61, N = 3SE +/- 27.33, N = 316575163601640516499
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 32NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO23K6K9K12K15KMin: 16456 / Avg: 16575 / Max: 16709Min: 14321 / Avg: 16359.93 / Max: 16881Min: 16314 / Avg: 16405.33 / Max: 16542Min: 16444 / Avg: 16498.67 / Max: 16526

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 64NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO23K6K9K12K15KSE +/- 135.67, N = 3SE +/- 82.08, N = 3SE +/- 212.84, N = 3SE +/- 146.08, N = 1515746158191591715509
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 64NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO23K6K9K12K15KMin: 15574 / Avg: 15746.33 / Max: 16014Min: 15699 / Avg: 15819 / Max: 15976Min: 15492 / Avg: 15917.33 / Max: 16145Min: 14628 / Avg: 15509.13 / Max: 16278

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 128NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO23K6K9K12K15KSE +/- 142.10, N = 3SE +/- 55.29, N = 3SE +/- 177.13, N = 3SE +/- 96.00, N = 1413116131881304813078
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 128NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO22K4K6K8K10KMin: 12840 / Avg: 13116.33 / Max: 13312Min: 13097 / Avg: 13188.33 / Max: 13288Min: 12734 / Avg: 13048.33 / Max: 13347Min: 11897 / Avg: 13078 / Max: 13376

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 256NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO23K6K9K12K15KSE +/- 93.48, N = 14SE +/- 76.38, N = 3SE +/- 158.00, N = 3SE +/- 154.67, N = 314120139291373114269
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 256NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO22K4K6K8K10KMin: 13401 / Avg: 14119.5 / Max: 14530Min: 13779 / Avg: 13929.33 / Max: 14028Min: 13431 / Avg: 13731 / Max: 13967Min: 13985 / Avg: 14269.33 / Max: 14517

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 512NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO23K6K9K12K15KSE +/- 31.42, N = 3SE +/- 167.63, N = 5SE +/- 16.37, N = 3SE +/- 212.11, N = 315272152241555415261
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 512NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO23K6K9K12K15KMin: 15237 / Avg: 15272.33 / Max: 15335Min: 14812 / Avg: 15224 / Max: 15794Min: 15522 / Avg: 15554.33 / Max: 15575Min: 14845 / Avg: 15261.33 / Max: 15540

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 128NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO23K6K9K12K15KSE +/- 27.28, N = 3SE +/- 107.80, N = 3SE +/- 128.06, N = 3SE +/- 7.22, N = 311562117951132511833
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 128NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO22K4K6K8K10KMin: 11511 / Avg: 11562.33 / Max: 11604Min: 11655 / Avg: 11795 / Max: 12007Min: 11091 / Avg: 11325.33 / Max: 11532Min: 11819 / Avg: 11833.33 / Max: 11842

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 256NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO22K4K6K8K10KSE +/- 117.22, N = 3SE +/- 98.82, N = 3SE +/- 110.65, N = 12SE +/- 49.42, N = 311373113761130911447
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 256NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO22K4K6K8K10KMin: 11168 / Avg: 11373 / Max: 11574Min: 11191 / Avg: 11375.67 / Max: 11529Min: 10113 / Avg: 11309.08 / Max: 11555Min: 11378 / Avg: 11447.33 / Max: 11543

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 512NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO23K6K9K12K15KSE +/- 10.48, N = 3SE +/- 39.11, N = 3SE +/- 65.28, N = 3SE +/- 36.25, N = 311821118271186411913
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 512NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO22K4K6K8K10KMin: 11802 / Avg: 11821.33 / Max: 11838Min: 11749 / Avg: 11827 / Max: 11871Min: 11742 / Avg: 11864.33 / Max: 11965Min: 11842 / Avg: 11912.67 / Max: 11962

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 1024NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO23K6K9K12K15KSE +/- 80.57, N = 3SE +/- 194.71, N = 3SE +/- 224.59, N = 3SE +/- 162.96, N = 616198160211593316030
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 1024NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO23K6K9K12K15KMin: 16050 / Avg: 16198.33 / Max: 16327Min: 15634 / Avg: 16021 / Max: 16252Min: 15487 / Avg: 15932.67 / Max: 16204Min: 15237 / Avg: 16029.5 / Max: 16275

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 2048NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO23K6K9K12K15KSE +/- 56.46, N = 3SE +/- 122.02, N = 9SE +/- 175.77, N = 4SE +/- 49.01, N = 315484151831532115628
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 2048NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO23K6K9K12K15KMin: 15372 / Avg: 15483.67 / Max: 15554Min: 14463 / Avg: 15183.22 / Max: 15634Min: 14807 / Avg: 15320.5 / Max: 15604Min: 15533 / Avg: 15627.67 / Max: 15697

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 4096NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO23K6K9K12K15KSE +/- 134.94, N = 3SE +/- 147.99, N = 3SE +/- 80.23, N = 3SE +/- 36.75, N = 314242140291442014366
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 4096NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO23K6K9K12K15KMin: 13994 / Avg: 14242.33 / Max: 14458Min: 13751 / Avg: 14029 / Max: 14256Min: 14306 / Avg: 14420.33 / Max: 14575Min: 14300 / Avg: 14366 / Max: 14427

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 1024NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO23K6K9K12K15KSE +/- 90.37, N = 3SE +/- 120.06, N = 3SE +/- 89.74, N = 3SE +/- 46.31, N = 312013121741225212340
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 1024NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO22K4K6K8K10KMin: 11873 / Avg: 12013 / Max: 12182Min: 12005 / Avg: 12173.67 / Max: 12406Min: 12088 / Avg: 12252.33 / Max: 12397Min: 12263 / Avg: 12339.67 / Max: 12423

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 2048NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO215003000450060007500SE +/- 18.34, N = 3SE +/- 33.90, N = 3SE +/- 12.25, N = 3SE +/- 18.38, N = 37075.36992.47067.57028.9
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 2048NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO212002400360048006000Min: 7040.9 / Avg: 7075.33 / Max: 7103.5Min: 6925.9 / Avg: 6992.4 / Max: 7037.1Min: 7049.5 / Avg: 7067.5 / Max: 7090.9Min: 6996.3 / Avg: 7028.9 / Max: 7059.9

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 4096NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO214002800420056007000SE +/- 10.25, N = 3SE +/- 23.08, N = 3SE +/- 5.59, N = 3SE +/- 17.48, N = 36709.96690.46690.96691.3
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 4096NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO212002400360048006000Min: 6695.7 / Avg: 6709.9 / Max: 6729.8Min: 6644.3 / Avg: 6690.4 / Max: 6715.6Min: 6679.7 / Avg: 6690.87 / Max: 6696.9Min: 6657.1 / Avg: 6691.27 / Max: 6714.8

NewGVNTrunkO2

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 + 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 + srbds: Not affected + tsx_async_abort: Not affected

Testing initiated at 29 April 2024 00:52 by user .

2 x Intel Xeon E5-2620 v2

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 + 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 + srbds: Not affected + tsx_async_abort: Not affected

Testing initiated at 30 April 2024 12:07 by user .

NewGVNTrunkO3

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 + 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 + srbds: Not affected + tsx_async_abort: Not affected

Testing initiated at 30 April 2024 12:17 by user .

NoGVNTrunkO2

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 + 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 + srbds: Not affected + tsx_async_abort: Not affected

Testing initiated at 1 May 2024 12:23 by user .

NoGVNTrunkO3

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: 5.14.0-437.el9.x86_64 (x86_64), Display Server: X Server, 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 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 + 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 + srbds: Not affected + tsx_async_abort: Not affected

Testing initiated at 2 May 2024 12:13 by user .