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 2405061-NE-FFTW120RU34
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  Test
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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
GVNTrunkO3
May 05
  1 Hour, 3 Minutes
NoPREO2
May 06
  58 Minutes
Invert Hiding All Results Option
  52 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

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

GVNTrunkO3

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

NoPREO2

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- GVNTrunkO3: CXXFLAGS=-O3 CFLAGS=-O3- NoPREO2: 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 - 2D FFT Size 4096fftw: Stock - 2D FFT Size 4096fftw: Float + SSE - 2D FFT Size 2048fftw: Stock - 2D FFT Size 2048fftw: Float + SSE - 2D FFT Size 1024fftw: Stock - 2D FFT Size 1024fftw: Float + SSE - 2D FFT Size 64fftw: Stock - 1D FFT Size 128fftw: Float + SSE - 1D FFT Size 4096fftw: Float + SSE - 1D FFT Size 2048fftw: Float + SSE - 2D FFT Size 256fftw: Float + SSE - 2D FFT Size 512fftw: Stock - 1D FFT Size 4096fftw: Float + SSE - 1D FFT Size 512fftw: Stock - 1D FFT Size 2048fftw: Float + SSE - 1D FFT Size 1024fftw: Stock - 2D FFT Size 512fftw: Float + SSE - 1D FFT Size 32fftw: Float + SSE - 1D FFT Size 256fftw: Stock - 2D FFT Size 128fftw: Stock - 1D FFT Size 256fftw: Float + SSE - 2D FFT Size 32fftw: Float + SSE - 1D FFT Size 128fftw: Stock - 2D FFT Size 256fftw: Stock - 1D FFT Size 1024fftw: Float + SSE - 2D FFT Size 128fftw: Float + SSE - 1D FFT Size 64fftw: Stock - 2D FFT Size 64fftw: Stock - 1D FFT Size 512fftw: Stock - 1D FFT Size 64fftw: Stock - 1D FFT Size 32fftw: Stock - 2D FFT Size 32NewGVNTrunkO22 x Intel Xeon E5-2620 v2NewGVNTrunkO3NoGVNTrunkO2NoGVNTrunkO3GVNTrunkO2GVNTrunkO3NoPREO26691.32745.67028.92741.6123403145.6155094348.9143661562811447119133906.7152614038.7160303762.37245.8142693850.64324.916499130783673.04300.511833104004345.94320.84897.84957.05108.96690.92774.27067.52734.4122523141.2159174376.7144201532111309118643874.1155543998.9159333766.07297.0137313866.64283.916405130483643.84292.811325104654249.74332.14898.04978.85155.56690.42763.56992.42747.4121743130.6158194308.6140291518311376118273912.0152244030.1160213775.96874.6139293853.64209.516360131883639.84206.91179510160.64169.84286.94786.34996.85180.06709.92774.07075.32721.4120133141.2157464383.3142421548411373118213928.8152723998.0161983774.87141.5141203831.84294.716575131163669.74265.311562102604322.34342.44903.25011.95186.26696.92804.76978.12745.8120793152.5158144426.4141391558411364117953926.1155664061.2159523777.57248.0138153845.34275.216633128253679.04287.21163810256.34330.44337.24825.34983.25180.06701.62787.77078.42708.2120643096.1155394418.3141441526411543118373938.4152733992.2161893769.37223.4141353822.24300.716679130833563.84283.211949105154246.04341.14877.14925.55220.16716.72781.57049.32700.7120593136.5157384368.8142301554511393117693927.4152214008.7159613762.87360.1139153854.14192.916706131343611.74232.111443103324342.84291.44875.64936.95111.8OpenBenchmarking.org

FFTW

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

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 4096NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO2GVNTrunkO2GVNTrunkO3NoGVNTrunkO3NoPREO214002800420056007000SE +/- 23.08, N = 3SE +/- 5.59, N = 3SE +/- 17.48, N = 3SE +/- 6.82, N = 3SE +/- 2.64, N = 3SE +/- 10.25, N = 3SE +/- 18.84, N = 36690.46690.96691.36696.96701.66709.96716.7

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 4096NewGVNTrunkO2NoGVNTrunkO2NoGVNTrunkO3NewGVNTrunkO3NoPREO2GVNTrunkO3GVNTrunkO26001200180024003000SE +/- 6.20, N = 3SE +/- 3.91, N = 3SE +/- 25.94, N = 3SE +/- 25.72, N = 3SE +/- 19.73, N = 3SE +/- 24.18, N = 3SE +/- 18.33, N = 32745.62763.52774.02774.22781.52787.72804.7

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 2048GVNTrunkO2NoGVNTrunkO2NewGVNTrunkO2NoPREO2NewGVNTrunkO3NoGVNTrunkO3GVNTrunkO315003000450060007500SE +/- 41.51, N = 3SE +/- 33.90, N = 3SE +/- 18.38, N = 3SE +/- 6.35, N = 3SE +/- 12.25, N = 3SE +/- 18.34, N = 3SE +/- 9.82, N = 36978.16992.47028.97049.37067.57075.37078.4

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 2048NoPREO2GVNTrunkO3NoGVNTrunkO3NewGVNTrunkO3NewGVNTrunkO2GVNTrunkO2NoGVNTrunkO26001200180024003000SE +/- 3.59, N = 3SE +/- 11.15, N = 3SE +/- 10.70, N = 3SE +/- 20.65, N = 3SE +/- 14.98, N = 3SE +/- 3.22, N = 3SE +/- 16.22, N = 32700.72708.22721.42734.42741.62745.82747.4

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 1024NoGVNTrunkO3NoPREO2GVNTrunkO3GVNTrunkO2NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO23K6K9K12K15KSE +/- 90.37, N = 3SE +/- 74.21, N = 3SE +/- 81.51, N = 13SE +/- 127.02, N = 3SE +/- 120.06, N = 3SE +/- 89.74, N = 3SE +/- 46.31, N = 312013120591206412079121741225212340

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 1024GVNTrunkO3NoGVNTrunkO2NoPREO2NewGVNTrunkO3NoGVNTrunkO3NewGVNTrunkO2GVNTrunkO27001400210028003500SE +/- 13.55, N = 3SE +/- 12.53, N = 3SE +/- 8.02, N = 3SE +/- 8.65, N = 3SE +/- 11.68, N = 3SE +/- 4.40, N = 3SE +/- 12.89, N = 33096.13130.63136.53141.23141.23145.63152.5

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 64NewGVNTrunkO2GVNTrunkO3NoPREO2NoGVNTrunkO3GVNTrunkO2NoGVNTrunkO2NewGVNTrunkO33K6K9K12K15KSE +/- 146.08, N = 15SE +/- 149.36, N = 15SE +/- 149.76, N = 15SE +/- 135.67, N = 3SE +/- 188.53, N = 4SE +/- 82.08, N = 3SE +/- 212.84, N = 315509155391573815746158141581915917

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 128NoGVNTrunkO2NewGVNTrunkO2NoPREO2NewGVNTrunkO3NoGVNTrunkO3GVNTrunkO3GVNTrunkO29001800270036004500SE +/- 44.16, N = 15SE +/- 42.73, N = 13SE +/- 38.93, N = 7SE +/- 38.00, N = 8SE +/- 3.59, N = 3SE +/- 4.81, N = 3SE +/- 6.53, N = 34308.64348.94368.84376.74383.34418.34426.4

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 4096NoGVNTrunkO2GVNTrunkO2GVNTrunkO3NoPREO2NoGVNTrunkO3NewGVNTrunkO2NewGVNTrunkO33K6K9K12K15KSE +/- 147.99, N = 3SE +/- 71.84, N = 3SE +/- 131.99, N = 3SE +/- 101.14, N = 3SE +/- 134.94, N = 3SE +/- 36.75, N = 3SE +/- 80.23, N = 314029141391414414230142421436614420

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 2048NoGVNTrunkO2GVNTrunkO3NewGVNTrunkO3NoGVNTrunkO3NoPREO2GVNTrunkO2NewGVNTrunkO23K6K9K12K15KSE +/- 122.02, N = 9SE +/- 181.88, N = 4SE +/- 175.77, N = 4SE +/- 56.46, N = 3SE +/- 34.35, N = 3SE +/- 49.89, N = 3SE +/- 49.01, N = 315183152641532115484155451558415628

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 256NewGVNTrunkO3GVNTrunkO2NoGVNTrunkO3NoGVNTrunkO2NoPREO2NewGVNTrunkO2GVNTrunkO32K4K6K8K10KSE +/- 110.65, N = 12SE +/- 108.20, N = 3SE +/- 117.22, N = 3SE +/- 98.82, N = 3SE +/- 141.89, N = 3SE +/- 49.42, N = 3SE +/- 54.85, N = 311309113641137311376113931144711543

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 512NoPREO2GVNTrunkO2NoGVNTrunkO3NoGVNTrunkO2GVNTrunkO3NewGVNTrunkO3NewGVNTrunkO23K6K9K12K15KSE +/- 86.49, N = 3SE +/- 49.33, N = 3SE +/- 10.48, N = 3SE +/- 39.11, N = 3SE +/- 18.56, N = 3SE +/- 65.28, N = 3SE +/- 36.25, N = 311769117951182111827118371186411913

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 4096NewGVNTrunkO3NewGVNTrunkO2NoGVNTrunkO2GVNTrunkO2NoPREO2NoGVNTrunkO3GVNTrunkO38001600240032004000SE +/- 35.64, N = 3SE +/- 15.22, N = 3SE +/- 12.37, N = 3SE +/- 7.92, N = 3SE +/- 3.45, N = 3SE +/- 9.51, N = 3SE +/- 5.78, N = 33874.13906.73912.03926.13927.43928.83938.4

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 512NoPREO2NoGVNTrunkO2NewGVNTrunkO2NoGVNTrunkO3GVNTrunkO3NewGVNTrunkO3GVNTrunkO23K6K9K12K15KSE +/- 145.59, N = 3SE +/- 167.63, N = 5SE +/- 212.11, N = 3SE +/- 31.42, N = 3SE +/- 121.51, N = 15SE +/- 16.37, N = 3SE +/- 119.65, N = 315221152241526115272152731555415566

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 2048GVNTrunkO3NoGVNTrunkO3NewGVNTrunkO3NoPREO2NoGVNTrunkO2NewGVNTrunkO2GVNTrunkO29001800270036004500SE +/- 2.20, N = 3SE +/- 55.04, N = 3SE +/- 45.30, N = 4SE +/- 45.45, N = 4SE +/- 20.70, N = 3SE +/- 20.09, N = 3SE +/- 6.59, N = 33992.23998.03998.94008.74030.14038.74061.2

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 1024NewGVNTrunkO3GVNTrunkO2NoPREO2NoGVNTrunkO2NewGVNTrunkO2GVNTrunkO3NoGVNTrunkO33K6K9K12K15KSE +/- 224.59, N = 3SE +/- 179.77, N = 4SE +/- 100.40, N = 3SE +/- 194.71, N = 3SE +/- 162.96, N = 6SE +/- 54.35, N = 3SE +/- 80.57, N = 315933159521596116021160301618916198

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 512NewGVNTrunkO2NoPREO2NewGVNTrunkO3GVNTrunkO3NoGVNTrunkO3NoGVNTrunkO2GVNTrunkO28001600240032004000SE +/- 20.87, N = 3SE +/- 12.79, N = 3SE +/- 16.10, N = 3SE +/- 6.64, N = 3SE +/- 3.67, N = 3SE +/- 5.41, N = 3SE +/- 5.75, N = 33762.33762.83766.03769.33774.83775.93777.5

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 32NoGVNTrunkO2NoGVNTrunkO3GVNTrunkO3NewGVNTrunkO2GVNTrunkO2NewGVNTrunkO3NoPREO216003200480064008000SE +/- 21.30, N = 3SE +/- 60.01, N = 15SE +/- 103.90, N = 3SE +/- 94.72, N = 3SE +/- 84.15, N = 4SE +/- 92.26, N = 3SE +/- 30.99, N = 36874.67141.57223.47245.87248.07297.07360.1

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 256NewGVNTrunkO3GVNTrunkO2NoPREO2NoGVNTrunkO2NoGVNTrunkO3GVNTrunkO3NewGVNTrunkO23K6K9K12K15KSE +/- 158.00, N = 3SE +/- 182.31, N = 3SE +/- 140.51, N = 3SE +/- 76.38, N = 3SE +/- 93.48, N = 14SE +/- 184.76, N = 3SE +/- 154.67, N = 313731138151391513929141201413514269

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 128GVNTrunkO3NoGVNTrunkO3GVNTrunkO2NewGVNTrunkO2NoGVNTrunkO2NoPREO2NewGVNTrunkO38001600240032004000SE +/- 14.42, N = 3SE +/- 6.84, N = 3SE +/- 8.92, N = 3SE +/- 9.09, N = 3SE +/- 5.11, N = 3SE +/- 4.46, N = 3SE +/- 3.96, N = 33822.23831.83845.33850.63853.63854.13866.6

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 256NoPREO2NoGVNTrunkO2GVNTrunkO2NewGVNTrunkO3NoGVNTrunkO3GVNTrunkO3NewGVNTrunkO29001800270036004500SE +/- 59.29, N = 3SE +/- 44.02, N = 4SE +/- 4.43, N = 3SE +/- 7.59, N = 3SE +/- 24.89, N = 3SE +/- 11.98, N = 3SE +/- 35.81, N = 34192.94209.54275.24283.94294.74300.74324.9

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 32NoGVNTrunkO2NewGVNTrunkO3NewGVNTrunkO2NoGVNTrunkO3GVNTrunkO2GVNTrunkO3NoPREO24K8K12K16K20KSE +/- 167.29, N = 15SE +/- 69.61, N = 3SE +/- 27.33, N = 3SE +/- 73.42, N = 3SE +/- 84.69, N = 3SE +/- 56.98, N = 3SE +/- 57.62, N = 316360164051649916575166331667916706

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 128GVNTrunkO2NewGVNTrunkO3NewGVNTrunkO2GVNTrunkO3NoGVNTrunkO3NoPREO2NoGVNTrunkO23K6K9K12K15KSE +/- 108.54, N = 3SE +/- 177.13, N = 3SE +/- 96.00, N = 14SE +/- 61.65, N = 3SE +/- 142.10, N = 3SE +/- 152.29, N = 4SE +/- 55.29, N = 312825130481307813083131161313413188

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 256GVNTrunkO3NoPREO2NoGVNTrunkO2NewGVNTrunkO3NoGVNTrunkO3NewGVNTrunkO2GVNTrunkO28001600240032004000SE +/- 22.90, N = 3SE +/- 9.51, N = 3SE +/- 32.44, N = 3SE +/- 26.90, N = 3SE +/- 29.61, N = 3SE +/- 17.03, N = 3SE +/- 13.29, N = 33563.83611.73639.83643.83669.73673.03679.0

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 1024NoGVNTrunkO2NoPREO2NoGVNTrunkO3GVNTrunkO3GVNTrunkO2NewGVNTrunkO3NewGVNTrunkO29001800270036004500SE +/- 59.66, N = 3SE +/- 51.62, N = 3SE +/- 16.04, N = 3SE +/- 7.14, N = 3SE +/- 6.09, N = 3SE +/- 4.16, N = 3SE +/- 2.77, N = 34206.94232.14265.34283.24287.24292.84300.5

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 128NewGVNTrunkO3NoPREO2NoGVNTrunkO3GVNTrunkO2NoGVNTrunkO2NewGVNTrunkO2GVNTrunkO33K6K9K12K15KSE +/- 128.06, N = 3SE +/- 58.37, N = 3SE +/- 27.28, N = 3SE +/- 98.62, N = 3SE +/- 107.80, N = 3SE +/- 7.22, N = 3SE +/- 134.06, N = 411325114431156211638117951183311949

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 64NoGVNTrunkO2GVNTrunkO2NoGVNTrunkO3NoPREO2NewGVNTrunkO2NewGVNTrunkO3GVNTrunkO32K4K6K8K10KSE +/- 126.13, N = 4SE +/- 89.62, N = 8SE +/- 127.95, N = 3SE +/- 128.11, N = 3SE +/- 145.08, N = 3SE +/- 91.33, N = 3SE +/- 85.56, N = 310160.610256.310260.010332.010400.010465.010515.0

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 64NoGVNTrunkO2GVNTrunkO3NewGVNTrunkO3NoGVNTrunkO3GVNTrunkO2NoPREO2NewGVNTrunkO29001800270036004500SE +/- 12.06, N = 3SE +/- 60.19, N = 3SE +/- 53.86, N = 3SE +/- 3.18, N = 3SE +/- 29.53, N = 3SE +/- 11.84, N = 3SE +/- 6.00, N = 34169.84246.04249.74322.34330.44342.84345.9

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 512NoGVNTrunkO2NoPREO2NewGVNTrunkO2NewGVNTrunkO3GVNTrunkO2GVNTrunkO3NoGVNTrunkO39001800270036004500SE +/- 55.21, N = 3SE +/- 38.61, N = 3SE +/- 9.84, N = 3SE +/- 3.99, N = 3SE +/- 21.53, N = 3SE +/- 17.91, N = 3SE +/- 2.08, N = 34286.94291.44320.84332.14337.24341.14342.4

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 64NoGVNTrunkO2GVNTrunkO2NoPREO2GVNTrunkO3NewGVNTrunkO2NewGVNTrunkO3NoGVNTrunkO311002200330044005500SE +/- 50.95, N = 3SE +/- 48.00, N = 3SE +/- 8.32, N = 3SE +/- 0.58, N = 3SE +/- 4.98, N = 3SE +/- 4.40, N = 3SE +/- 3.76, N = 34786.34825.34875.64877.14897.84898.04903.2

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 32GVNTrunkO3NoPREO2NewGVNTrunkO2NewGVNTrunkO3GVNTrunkO2NoGVNTrunkO2NoGVNTrunkO311002200330044005500SE +/- 37.55, N = 3SE +/- 47.23, N = 3SE +/- 63.75, N = 3SE +/- 15.57, N = 3SE +/- 22.74, N = 3SE +/- 29.03, N = 3SE +/- 16.12, N = 34925.54936.94957.04978.84983.24996.85011.9

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 32NewGVNTrunkO2NoPREO2NewGVNTrunkO3NoGVNTrunkO2GVNTrunkO2NoGVNTrunkO3GVNTrunkO311002200330044005500SE +/- 37.57, N = 3SE +/- 49.10, N = 3SE +/- 34.42, N = 3SE +/- 28.23, N = 3SE +/- 26.78, N = 3SE +/- 32.36, N = 3SE +/- 5.80, N = 35108.95111.85155.55180.05180.05186.25220.1

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

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 .

GVNTrunkO3

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 5 May 2024 12:13 by user .

NoPREO2

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 6 May 2024 13:35 by user .