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 2405039-NE-FFTW120RU57
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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
GVNTrunkO2
May 03
  57 Minutes
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  49 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

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

GVNTrunkO2

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=-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

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- GVNTrunkO2: CXXFLAGS=-O2 CFLAGS=-O2- 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: Float + SSE - 1D FFT Size 32fftw: Float + SSE - 2D FFT Size 128fftw: Stock - 2D FFT Size 64fftw: Float + SSE - 1D FFT Size 256fftw: Float + SSE - 1D FFT Size 64fftw: Float + SSE - 1D FFT Size 2048fftw: Float + SSE - 1D FFT Size 128fftw: Float + SSE - 1D FFT Size 4096fftw: Stock - 1D FFT Size 256fftw: Stock - 1D FFT Size 128fftw: Float + SSE - 2D FFT Size 1024fftw: Float + SSE - 2D FFT Size 64fftw: Stock - 1D FFT Size 64fftw: Float + SSE - 1D FFT Size 512fftw: Stock - 1D FFT Size 1024fftw: Stock - 2D FFT Size 4096fftw: Float + SSE - 2D FFT Size 32fftw: Float + SSE - 1D FFT Size 1024fftw: Stock - 1D FFT Size 2048fftw: Stock - 2D FFT Size 32fftw: Stock - 1D FFT Size 4096fftw: Float + SSE - 2D FFT Size 2048fftw: Stock - 1D FFT Size 512fftw: Float + SSE - 2D FFT Size 256fftw: Stock - 1D FFT Size 32fftw: Stock - 2D FFT Size 256fftw: Float + SSE - 2D FFT Size 512fftw: Stock - 2D FFT Size 2048fftw: Stock - 2D FFT Size 128fftw: Stock - 2D FFT Size 1024fftw: Stock - 2D FFT Size 512fftw: Float + SSE - 2D FFT Size 4096NewGVNTrunkO22 x Intel Xeon E5-2620 v2NewGVNTrunkO3NoGVNTrunkO2NoGVNTrunkO3GVNTrunkO27245.8118334345.914269104001562813078143664324.94348.912340155094897.8152614300.52745.616499160304038.75108.93906.77028.94320.8114474957.03673.0119132741.63850.63145.63762.36691.37297.0113254249.713731104651532113048144204283.94376.712252159174898.0155544292.82774.216405159333998.95155.53874.17067.54332.1113094978.83643.8118642734.43866.63141.23766.06690.96874.6117954169.81392910160.61518313188140294209.54308.612174158194786.3152244206.92763.516360160214030.15180.03912.06992.44286.9113764996.83639.8118272747.43853.63130.63775.96690.47141.5115624322.314120102601548413116142424294.74383.312013157464903.2152724265.32774.016575161983998.05186.23928.87075.34342.4113735011.93669.7118212721.43831.83141.23774.86709.97248.0116384330.41381510256.31558412825141394275.24426.412079158144825.3155664287.22804.716633159524061.25180.03926.16978.14337.2113644983.23679.0117952745.83845.33152.53777.56696.9OpenBenchmarking.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: Float + SSE - Size: 1D FFT Size 32NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO2GVNTrunkO216003200480064008000SE +/- 60.01, N = 15SE +/- 21.30, N = 3SE +/- 92.26, N = 3SE +/- 94.72, N = 3SE +/- 84.15, N = 47141.56874.67297.07245.87248.0

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 128NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO2GVNTrunkO23K6K9K12K15KSE +/- 27.28, N = 3SE +/- 107.80, N = 3SE +/- 128.06, N = 3SE +/- 7.22, N = 3SE +/- 98.62, N = 31156211795113251183311638

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 64NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO2GVNTrunkO29001800270036004500SE +/- 3.18, N = 3SE +/- 12.06, N = 3SE +/- 53.86, N = 3SE +/- 6.00, N = 3SE +/- 29.53, N = 34322.34169.84249.74345.94330.4

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 256NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO2GVNTrunkO23K6K9K12K15KSE +/- 93.48, N = 14SE +/- 76.38, N = 3SE +/- 158.00, N = 3SE +/- 154.67, N = 3SE +/- 182.31, N = 31412013929137311426913815

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 64NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO2GVNTrunkO22K4K6K8K10KSE +/- 127.95, N = 3SE +/- 126.13, N = 4SE +/- 91.33, N = 3SE +/- 145.08, N = 3SE +/- 89.62, N = 810260.010160.610465.010400.010256.3

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 2048NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO2GVNTrunkO23K6K9K12K15KSE +/- 56.46, N = 3SE +/- 122.02, N = 9SE +/- 175.77, N = 4SE +/- 49.01, N = 3SE +/- 49.89, N = 31548415183153211562815584

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 128NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO2GVNTrunkO23K6K9K12K15KSE +/- 142.10, N = 3SE +/- 55.29, N = 3SE +/- 177.13, N = 3SE +/- 96.00, N = 14SE +/- 108.54, N = 31311613188130481307812825

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 4096NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO2GVNTrunkO23K6K9K12K15KSE +/- 134.94, N = 3SE +/- 147.99, N = 3SE +/- 80.23, N = 3SE +/- 36.75, N = 3SE +/- 71.84, N = 31424214029144201436614139

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 256NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO2GVNTrunkO29001800270036004500SE +/- 24.89, N = 3SE +/- 44.02, N = 4SE +/- 7.59, N = 3SE +/- 35.81, N = 3SE +/- 4.43, N = 34294.74209.54283.94324.94275.2

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 128NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO2GVNTrunkO29001800270036004500SE +/- 3.59, N = 3SE +/- 44.16, N = 15SE +/- 38.00, N = 8SE +/- 42.73, N = 13SE +/- 6.53, N = 34383.34308.64376.74348.94426.4

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 1024NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO2GVNTrunkO23K6K9K12K15KSE +/- 90.37, N = 3SE +/- 120.06, N = 3SE +/- 89.74, N = 3SE +/- 46.31, N = 3SE +/- 127.02, N = 31201312174122521234012079

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 64NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO2GVNTrunkO23K6K9K12K15KSE +/- 135.67, N = 3SE +/- 82.08, N = 3SE +/- 212.84, N = 3SE +/- 146.08, N = 15SE +/- 188.53, N = 41574615819159171550915814

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 64NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO2GVNTrunkO211002200330044005500SE +/- 3.76, N = 3SE +/- 50.95, N = 3SE +/- 4.40, N = 3SE +/- 4.98, N = 3SE +/- 48.00, N = 34903.24786.34898.04897.84825.3

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 512NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO2GVNTrunkO23K6K9K12K15KSE +/- 31.42, N = 3SE +/- 167.63, N = 5SE +/- 16.37, N = 3SE +/- 212.11, N = 3SE +/- 119.65, N = 31527215224155541526115566

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 1024NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO2GVNTrunkO29001800270036004500SE +/- 16.04, N = 3SE +/- 59.66, N = 3SE +/- 4.16, N = 3SE +/- 2.77, N = 3SE +/- 6.09, N = 34265.34206.94292.84300.54287.2

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 4096NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO2GVNTrunkO26001200180024003000SE +/- 25.94, N = 3SE +/- 3.91, N = 3SE +/- 25.72, N = 3SE +/- 6.20, N = 3SE +/- 18.33, N = 32774.02763.52774.22745.62804.7

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 32NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO2GVNTrunkO24K8K12K16K20KSE +/- 73.42, N = 3SE +/- 167.29, N = 15SE +/- 69.61, N = 3SE +/- 27.33, N = 3SE +/- 84.69, N = 31657516360164051649916633

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 1024NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO2GVNTrunkO23K6K9K12K15KSE +/- 80.57, N = 3SE +/- 194.71, N = 3SE +/- 224.59, N = 3SE +/- 162.96, N = 6SE +/- 179.77, N = 41619816021159331603015952

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 2048NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO2GVNTrunkO29001800270036004500SE +/- 55.04, N = 3SE +/- 20.70, N = 3SE +/- 45.30, N = 4SE +/- 20.09, N = 3SE +/- 6.59, N = 33998.04030.13998.94038.74061.2

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 32NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO2GVNTrunkO211002200330044005500SE +/- 32.36, N = 3SE +/- 28.23, N = 3SE +/- 34.42, N = 3SE +/- 37.57, N = 3SE +/- 26.78, N = 35186.25180.05155.55108.95180.0

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 4096NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO2GVNTrunkO28001600240032004000SE +/- 9.51, N = 3SE +/- 12.37, N = 3SE +/- 35.64, N = 3SE +/- 15.22, N = 3SE +/- 7.92, N = 33928.83912.03874.13906.73926.1

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 2048NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO2GVNTrunkO215003000450060007500SE +/- 18.34, N = 3SE +/- 33.90, N = 3SE +/- 12.25, N = 3SE +/- 18.38, N = 3SE +/- 41.51, N = 37075.36992.47067.57028.96978.1

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 512NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO2GVNTrunkO29001800270036004500SE +/- 2.08, N = 3SE +/- 55.21, N = 3SE +/- 3.99, N = 3SE +/- 9.84, N = 3SE +/- 21.53, N = 34342.44286.94332.14320.84337.2

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 256NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO2GVNTrunkO22K4K6K8K10KSE +/- 117.22, N = 3SE +/- 98.82, N = 3SE +/- 110.65, N = 12SE +/- 49.42, N = 3SE +/- 108.20, N = 31137311376113091144711364

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 32NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO2GVNTrunkO211002200330044005500SE +/- 16.12, N = 3SE +/- 29.03, N = 3SE +/- 15.57, N = 3SE +/- 63.75, N = 3SE +/- 22.74, N = 35011.94996.84978.84957.04983.2

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 256NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO2GVNTrunkO28001600240032004000SE +/- 29.61, N = 3SE +/- 32.44, N = 3SE +/- 26.90, N = 3SE +/- 17.03, N = 3SE +/- 13.29, N = 33669.73639.83643.83673.03679.0

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 512NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO2GVNTrunkO23K6K9K12K15KSE +/- 10.48, N = 3SE +/- 39.11, N = 3SE +/- 65.28, N = 3SE +/- 36.25, N = 3SE +/- 49.33, N = 31182111827118641191311795

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 2048NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO2GVNTrunkO26001200180024003000SE +/- 10.70, N = 3SE +/- 16.22, N = 3SE +/- 20.65, N = 3SE +/- 14.98, N = 3SE +/- 3.22, N = 32721.42747.42734.42741.62745.8

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 128NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO2GVNTrunkO28001600240032004000SE +/- 6.84, N = 3SE +/- 5.11, N = 3SE +/- 3.96, N = 3SE +/- 9.09, N = 3SE +/- 8.92, N = 33831.83853.63866.63850.63845.3

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 1024NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO2GVNTrunkO27001400210028003500SE +/- 11.68, N = 3SE +/- 12.53, N = 3SE +/- 8.65, N = 3SE +/- 4.40, N = 3SE +/- 12.89, N = 33141.23130.63141.23145.63152.5

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 512NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO2GVNTrunkO28001600240032004000SE +/- 3.67, N = 3SE +/- 5.41, N = 3SE +/- 16.10, N = 3SE +/- 20.87, N = 3SE +/- 5.75, N = 33774.83775.93766.03762.33777.5

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 4096NoGVNTrunkO3NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO2GVNTrunkO214002800420056007000SE +/- 10.25, N = 3SE +/- 23.08, N = 3SE +/- 5.59, N = 3SE +/- 17.48, N = 3SE +/- 6.82, N = 36709.96690.46690.96691.36696.9

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

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 .

GVNTrunkO2

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=-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 3 May 2024 11:40 by user .