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
Jump To Table - Results

View

Do Not Show Noisy Results
Do Not Show Results With Incomplete Data
Do Not Show Results With Little Change/Spread
List Notable Results
Show Result Confidence Charts

Statistics

Show Overall Harmonic Mean(s)
Show Overall Geometric Mean
Show Wins / Losses Counts (Pie Chart)
Normalize Results
Remove Outliers Before Calculating Averages

Graph Settings

Force Line Graphs Where Applicable
Convert To Scalar Where Applicable
Disable Color Branding
Prefer Vertical Bar Graphs

Multi-Way Comparison

Condense Multi-Option Tests Into Single Result Graphs

Table

Show Detailed System Result Table

Run Management

Highlight
Result
Hide
Result
Result
Identifier
Performance Per
Dollar
Date
Run
  Test
  Duration
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
Invert Hiding All Results Option
  49 Minutes

Only show results where is faster than
Only show results matching title/arguments (delimit multiple options with a comma):
Do not show results matching title/arguments (delimit multiple options with a comma):

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: 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 v2NewGVNTrunkO3NoGVNTrunkO2NoGVNTrunkO3GVNTrunkO24957.04897.85108.94345.94348.94324.94320.83850.63673.03762.34300.54038.73906.73145.62741.62745.67245.8104001649915509130781426915261118331144711913160301562814366123407028.96691.34978.84898.05155.54249.74376.74283.94332.13866.63643.83766.04292.83998.93874.13141.22734.42774.27297.0104651640515917130481373115554113251130911864159331532114420122527067.56690.94996.84786.35180.04169.84308.64209.54286.93853.63639.83775.94206.94030.13912.03130.62747.42763.56874.610160.61636015819131881392915224117951137611827160211518314029121746992.46690.45011.94903.25186.24322.34383.34294.74342.43831.83669.73774.84265.33998.03928.83141.22721.42774.07141.5102601657515746131161412015272115621137311821161981548414242120137075.36709.94983.24825.35180.04330.44426.44275.24337.23845.33679.03777.54287.24061.23926.13152.52745.82804.77248.010256.31663315814128251381515566116381136411795159521558414139120796978.16696.9OpenBenchmarking.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 32GVNTrunkO2NewGVNTrunkO2NewGVNTrunkO3NoGVNTrunkO2NoGVNTrunkO311002200330044005500SE +/- 22.74, N = 3SE +/- 63.75, N = 3SE +/- 15.57, N = 3SE +/- 29.03, N = 3SE +/- 16.12, N = 34983.24957.04978.84996.85011.9

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 64GVNTrunkO2NewGVNTrunkO2NewGVNTrunkO3NoGVNTrunkO2NoGVNTrunkO311002200330044005500SE +/- 48.00, N = 3SE +/- 4.98, N = 3SE +/- 4.40, N = 3SE +/- 50.95, N = 3SE +/- 3.76, N = 34825.34897.84898.04786.34903.2

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 32GVNTrunkO2NewGVNTrunkO2NewGVNTrunkO3NoGVNTrunkO2NoGVNTrunkO311002200330044005500SE +/- 26.78, N = 3SE +/- 37.57, N = 3SE +/- 34.42, N = 3SE +/- 28.23, N = 3SE +/- 32.36, N = 35180.05108.95155.55180.05186.2

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 64GVNTrunkO2NewGVNTrunkO2NewGVNTrunkO3NoGVNTrunkO2NoGVNTrunkO39001800270036004500SE +/- 29.53, N = 3SE +/- 6.00, N = 3SE +/- 53.86, N = 3SE +/- 12.06, N = 3SE +/- 3.18, N = 34330.44345.94249.74169.84322.3

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 128GVNTrunkO2NewGVNTrunkO2NewGVNTrunkO3NoGVNTrunkO2NoGVNTrunkO39001800270036004500SE +/- 6.53, N = 3SE +/- 42.73, N = 13SE +/- 38.00, N = 8SE +/- 44.16, N = 15SE +/- 3.59, N = 34426.44348.94376.74308.64383.3

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 256GVNTrunkO2NewGVNTrunkO2NewGVNTrunkO3NoGVNTrunkO2NoGVNTrunkO39001800270036004500SE +/- 4.43, N = 3SE +/- 35.81, N = 3SE +/- 7.59, N = 3SE +/- 44.02, N = 4SE +/- 24.89, N = 34275.24324.94283.94209.54294.7

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 512GVNTrunkO2NewGVNTrunkO2NewGVNTrunkO3NoGVNTrunkO2NoGVNTrunkO39001800270036004500SE +/- 21.53, N = 3SE +/- 9.84, N = 3SE +/- 3.99, N = 3SE +/- 55.21, N = 3SE +/- 2.08, N = 34337.24320.84332.14286.94342.4

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 128GVNTrunkO2NewGVNTrunkO2NewGVNTrunkO3NoGVNTrunkO2NoGVNTrunkO38001600240032004000SE +/- 8.92, N = 3SE +/- 9.09, N = 3SE +/- 3.96, N = 3SE +/- 5.11, N = 3SE +/- 6.84, N = 33845.33850.63866.63853.63831.8

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 256GVNTrunkO2NewGVNTrunkO2NewGVNTrunkO3NoGVNTrunkO2NoGVNTrunkO38001600240032004000SE +/- 13.29, N = 3SE +/- 17.03, N = 3SE +/- 26.90, N = 3SE +/- 32.44, N = 3SE +/- 29.61, N = 33679.03673.03643.83639.83669.7

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 512GVNTrunkO2NewGVNTrunkO2NewGVNTrunkO3NoGVNTrunkO2NoGVNTrunkO38001600240032004000SE +/- 5.75, N = 3SE +/- 20.87, N = 3SE +/- 16.10, N = 3SE +/- 5.41, N = 3SE +/- 3.67, N = 33777.53762.33766.03775.93774.8

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 1024GVNTrunkO2NewGVNTrunkO2NewGVNTrunkO3NoGVNTrunkO2NoGVNTrunkO39001800270036004500SE +/- 6.09, N = 3SE +/- 2.77, N = 3SE +/- 4.16, N = 3SE +/- 59.66, N = 3SE +/- 16.04, N = 34287.24300.54292.84206.94265.3

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 2048GVNTrunkO2NewGVNTrunkO2NewGVNTrunkO3NoGVNTrunkO2NoGVNTrunkO39001800270036004500SE +/- 6.59, N = 3SE +/- 20.09, N = 3SE +/- 45.30, N = 4SE +/- 20.70, N = 3SE +/- 55.04, N = 34061.24038.73998.94030.13998.0

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 1D FFT Size 4096GVNTrunkO2NewGVNTrunkO2NewGVNTrunkO3NoGVNTrunkO2NoGVNTrunkO38001600240032004000SE +/- 7.92, N = 3SE +/- 15.22, N = 3SE +/- 35.64, N = 3SE +/- 12.37, N = 3SE +/- 9.51, N = 33926.13906.73874.13912.03928.8

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 1024GVNTrunkO2NewGVNTrunkO2NewGVNTrunkO3NoGVNTrunkO2NoGVNTrunkO37001400210028003500SE +/- 12.89, N = 3SE +/- 4.40, N = 3SE +/- 8.65, N = 3SE +/- 12.53, N = 3SE +/- 11.68, N = 33152.53145.63141.23130.63141.2

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 2048GVNTrunkO2NewGVNTrunkO2NewGVNTrunkO3NoGVNTrunkO2NoGVNTrunkO36001200180024003000SE +/- 3.22, N = 3SE +/- 14.98, N = 3SE +/- 20.65, N = 3SE +/- 16.22, N = 3SE +/- 10.70, N = 32745.82741.62734.42747.42721.4

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Stock - Size: 2D FFT Size 4096GVNTrunkO2NewGVNTrunkO2NewGVNTrunkO3NoGVNTrunkO2NoGVNTrunkO36001200180024003000SE +/- 18.33, N = 3SE +/- 6.20, N = 3SE +/- 25.72, N = 3SE +/- 3.91, N = 3SE +/- 25.94, N = 32804.72745.62774.22763.52774.0

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 32GVNTrunkO2NewGVNTrunkO2NewGVNTrunkO3NoGVNTrunkO2NoGVNTrunkO316003200480064008000SE +/- 84.15, N = 4SE +/- 94.72, N = 3SE +/- 92.26, N = 3SE +/- 21.30, N = 3SE +/- 60.01, N = 157248.07245.87297.06874.67141.5

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 64GVNTrunkO2NewGVNTrunkO2NewGVNTrunkO3NoGVNTrunkO2NoGVNTrunkO32K4K6K8K10KSE +/- 89.62, N = 8SE +/- 145.08, N = 3SE +/- 91.33, N = 3SE +/- 126.13, N = 4SE +/- 127.95, N = 310256.310400.010465.010160.610260.0

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 32GVNTrunkO2NewGVNTrunkO2NewGVNTrunkO3NoGVNTrunkO2NoGVNTrunkO34K8K12K16K20KSE +/- 84.69, N = 3SE +/- 27.33, N = 3SE +/- 69.61, N = 3SE +/- 167.29, N = 15SE +/- 73.42, N = 31663316499164051636016575

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 64GVNTrunkO2NewGVNTrunkO2NewGVNTrunkO3NoGVNTrunkO2NoGVNTrunkO33K6K9K12K15KSE +/- 188.53, N = 4SE +/- 146.08, N = 15SE +/- 212.84, N = 3SE +/- 82.08, N = 3SE +/- 135.67, N = 31581415509159171581915746

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 128GVNTrunkO2NewGVNTrunkO2NewGVNTrunkO3NoGVNTrunkO2NoGVNTrunkO33K6K9K12K15KSE +/- 108.54, N = 3SE +/- 96.00, N = 14SE +/- 177.13, N = 3SE +/- 55.29, N = 3SE +/- 142.10, N = 31282513078130481318813116

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 256GVNTrunkO2NewGVNTrunkO2NewGVNTrunkO3NoGVNTrunkO2NoGVNTrunkO33K6K9K12K15KSE +/- 182.31, N = 3SE +/- 154.67, N = 3SE +/- 158.00, N = 3SE +/- 76.38, N = 3SE +/- 93.48, N = 141381514269137311392914120

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 512GVNTrunkO2NewGVNTrunkO2NewGVNTrunkO3NoGVNTrunkO2NoGVNTrunkO33K6K9K12K15KSE +/- 119.65, N = 3SE +/- 212.11, N = 3SE +/- 16.37, N = 3SE +/- 167.63, N = 5SE +/- 31.42, N = 31556615261155541522415272

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 128GVNTrunkO2NewGVNTrunkO2NewGVNTrunkO3NoGVNTrunkO2NoGVNTrunkO33K6K9K12K15KSE +/- 98.62, N = 3SE +/- 7.22, N = 3SE +/- 128.06, N = 3SE +/- 107.80, N = 3SE +/- 27.28, N = 31163811833113251179511562

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 256GVNTrunkO2NewGVNTrunkO2NewGVNTrunkO3NoGVNTrunkO2NoGVNTrunkO32K4K6K8K10KSE +/- 108.20, N = 3SE +/- 49.42, N = 3SE +/- 110.65, N = 12SE +/- 98.82, N = 3SE +/- 117.22, N = 31136411447113091137611373

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 512GVNTrunkO2NewGVNTrunkO2NewGVNTrunkO3NoGVNTrunkO2NoGVNTrunkO33K6K9K12K15KSE +/- 49.33, N = 3SE +/- 36.25, N = 3SE +/- 65.28, N = 3SE +/- 39.11, N = 3SE +/- 10.48, N = 31179511913118641182711821

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 1024GVNTrunkO2NewGVNTrunkO2NewGVNTrunkO3NoGVNTrunkO2NoGVNTrunkO33K6K9K12K15KSE +/- 179.77, N = 4SE +/- 162.96, N = 6SE +/- 224.59, N = 3SE +/- 194.71, N = 3SE +/- 80.57, N = 31595216030159331602116198

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 2048GVNTrunkO2NewGVNTrunkO2NewGVNTrunkO3NoGVNTrunkO2NoGVNTrunkO33K6K9K12K15KSE +/- 49.89, N = 3SE +/- 49.01, N = 3SE +/- 175.77, N = 4SE +/- 122.02, N = 9SE +/- 56.46, N = 31558415628153211518315484

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 1D FFT Size 4096GVNTrunkO2NewGVNTrunkO2NewGVNTrunkO3NoGVNTrunkO2NoGVNTrunkO33K6K9K12K15KSE +/- 71.84, N = 3SE +/- 36.75, N = 3SE +/- 80.23, N = 3SE +/- 147.99, N = 3SE +/- 134.94, N = 31413914366144201402914242

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 1024GVNTrunkO2NewGVNTrunkO2NewGVNTrunkO3NoGVNTrunkO2NoGVNTrunkO33K6K9K12K15KSE +/- 127.02, N = 3SE +/- 46.31, N = 3SE +/- 89.74, N = 3SE +/- 120.06, N = 3SE +/- 90.37, N = 31207912340122521217412013

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 2048GVNTrunkO2NewGVNTrunkO2NewGVNTrunkO3NoGVNTrunkO2NoGVNTrunkO315003000450060007500SE +/- 41.51, N = 3SE +/- 18.38, N = 3SE +/- 12.25, N = 3SE +/- 33.90, N = 3SE +/- 18.34, N = 36978.17028.97067.56992.47075.3

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.6Build: Float + SSE - Size: 2D FFT Size 4096GVNTrunkO2NewGVNTrunkO2NewGVNTrunkO3NoGVNTrunkO2NoGVNTrunkO314002800420056007000SE +/- 6.82, N = 3SE +/- 17.48, N = 3SE +/- 5.59, N = 3SE +/- 23.08, N = 3SE +/- 10.25, N = 36696.96691.36690.96690.46709.9

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 .