EPYC 7642 Compiler GCC 10 vs. LLVM Clang 10 Benchmarking

AMD EPYC 7642 compiler testing by Michael Larabel for a future article.

Compare your own system(s) to this result file with the Phoronix Test Suite by running the command: phoronix-test-suite benchmark 1911208-HU-EPYC7642C55
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GCC 9.2.0
November 18 2019
  5 Hours, 30 Minutes
GCC 10.0.0 20191117
November 19 2019
  5 Hours, 28 Minutes
LLVM Clang 10 Git
November 19 2019
  5 Hours, 23 Minutes
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  5 Hours, 27 Minutes

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GCC 9.2.0

Processor: AMD EPYC 7642 48-Core @ 2.30GHz (48 Cores / 96 Threads), Motherboard: ASRockRack EPYCD8 (P2.10 BIOS), Chipset: AMD Starship/Matisse, Memory: 129024MB, Disk: 280GB INTEL SSDPED1D280GA, Graphics: llvmpipe 126GB, Audio: AMD Starship/Matisse, Network: 2 x Intel I350

OS: Ubuntu 19.10, Kernel: 5.3.0-050300-generic (x86_64), Desktop: GNOME Shell 3.34.1, Display Server: X Server 1.20.5, Display Driver: modesetting 1.20.5, Compiler: GCC 9.2.0, File-System: ext4, Screen Resolution: 1024x768

Environment Notes: CXXFLAGS="-O3 -march=native" CFLAGS="-O3 -march=native"
Compiler Notes: --disable-multilib --enable-checking=release
Processor Notes: Scaling Governor: acpi-cpufreq ondemand - CPU Microcode: 0x830101c
Python Notes: Python 2.7.17rc1 + Python 3.7.5rc1
Security Notes: l1tf: Not affected + mds: Not affected + meltdown: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl and seccomp + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Full AMD retpoline IBPB: conditional IBRS_FW STIBP: always-on RSB filling

GCC 10.0.0 20191117

OS: Ubuntu 19.10, Kernel: 5.3.0-050300-generic (x86_64), Desktop: GNOME Shell 3.34.1, Display Server: X Server 1.20.5, Display Driver: modesetting 1.20.5, Compiler: GCC 10.0.0 20191117, File-System: ext4, Screen Resolution: 1024x768

LLVM Clang 10 Git

OS: Ubuntu 19.10, Kernel: 5.3.0-050300-generic (x86_64), Desktop: GNOME Shell 3.34.1, Display Server: X Server 1.20.5, Display Driver: modesetting 1.20.5, Compiler: Clang 10.0.0, File-System: ext4, Screen Resolution: 1024x768

Environment Notes: CXXFLAGS="-O3 -march=native" CFLAGS="-O3 -march=native"
Compiler Notes: Optimized build; Default target: x86_64-unknown-linux-gnu; Host CPU: znver2
Processor Notes: Scaling Governor: acpi-cpufreq ondemand - CPU Microcode: 0x830101c
Python Notes: Python 2.7.17rc1 + Python 3.7.5rc1
Security Notes: l1tf: Not affected + mds: Not affected + meltdown: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl and seccomp + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Full AMD retpoline IBPB: conditional IBRS_FW STIBP: always-on RSB filling

EPYC 7642 Compiler GCC 10 vs. LLVM Clang 10 BenchmarkingOpenBenchmarking.orgPhoronix Test SuiteAMD EPYC 7642 48-Core @ 2.30GHz (48 Cores / 96 Threads)ASRockRack EPYCD8 (P2.10 BIOS)AMD Starship/Matisse129024MB280GB INTEL SSDPED1D280GAllvmpipe 126GBAMD Starship/Matisse2 x Intel I350Ubuntu 19.105.3.0-050300-generic (x86_64)GNOME Shell 3.34.1X Server 1.20.5modesetting 1.20.5GCC 9.2.0GCC 10.0.0 20191117Clang 10.0.0ext41024x768ProcessorMotherboardChipsetMemoryDiskGraphicsAudioNetworkOSKernelDesktopDisplay ServerDisplay DriverCompilersFile-SystemScreen ResolutionEPYC 7642 Compiler GCC 10 Vs. LLVM Clang 10 Benchmarking PerformanceSystem Logs- CXXFLAGS="-O3 -march=native" CFLAGS="-O3 -march=native"- GCC 9.2.0: --disable-multilib --enable-checking=release- GCC 10.0.0 20191117: --disable-multilib --enable-checking=release- LLVM Clang 10 Git: Optimized build; Default target: x86_64-unknown-linux-gnu; Host CPU: znver2- Scaling Governor: acpi-cpufreq ondemand - CPU Microcode: 0x830101c- Python 2.7.17rc1 + Python 3.7.5rc1- l1tf: Not affected + mds: Not affected + meltdown: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl and seccomp + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Full AMD retpoline IBPB: conditional IBRS_FW STIBP: always-on RSB filling

GCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 GitLogarithmic Result OverviewPhoronix Test SuiteJohn The RipperGraphicsMagickC-RayTimed Linux Kernel CompilationHimeno BenchmarkTimed HMMer SearchOpenSSLCoremarkTimed LLVM CompilationAOBenchFLAC Audio EncodingTSCPTimed MrBayes Analysislibgav1SVT-AV1Timed MAFFT AlignmentSQLite SpeedtestSciMarkVP9 libvpx EncodingSVT-VP9CppPerformanceBenchmarksx264Zstd Compressionx265XZ CompressionRedisPostgreSQL pgbench

EPYC 7642 Compiler GCC 10 vs. LLVM Clang 10 Benchmarkingcpp-perf-bench: Rand Numberssvt-av1: Enc Mode 0 - 1080plibgav1: Chimera 1080p 10-bitfftw: Float + SSE - 2D FFT Size 4096cpp-perf-bench: Math Libraryhimeno: Poisson Pressure Solverlibgav1: Chimera 1080plibgav1: Summer Nature 4Kdav1d: Chimera 1080p 10-bitbuild-linux-kernel: Time To Compilepgbench: Buffer Test - Normal Load - Read Onlypgbench: Buffer Test - Normal Load - Read Writeaskap: tConvolve MT - Degriddingaskap: tConvolve MT - Griddingmrbayes: Primate Phylogeny Analysisvpxenc: vpxenc VP9 1080p Video Encodecpp-perf-bench: Stepanov Vectorcpp-perf-bench: Ctypesqlite-speedtest: Timed Time - Size 1,000cpp-perf-bench: Atolgraphics-magick: Resizinglibgav1: Summer Nature 1080pgraphics-magick: Noise-Gaussiangraphics-magick: Sharpengraphics-magick: Enhancedgraphics-magick: Swirlgraphics-magick: HWB Color Spacegraphics-magick: Rotateredis: SADDgromacs: Water Benchmarkbuild-llvm: Time To Compilecpp-perf-bench: Stepanov Abstractionredis: LPUSHredis: LPOPaobench: 2048 x 2048 - Total Timeredis: SETjohn-the-ripper: Blowfishscimark2: Compositecoremark: CoreMark Size 666 - Iterations Per Secondredis: GETcompress-xz: Compressing ubuntu-16.04.3-server-i386.img, Compression Level 9openssl: RSA 4096-bit Performancecpp-perf-bench: Function Objectsdav1d: Chimera 1080pminife: Smallencode-flac: WAV To FLACc-ray: Total Time - 4K, 16 Rays Per Pixelmt-dgemm: Sustained Floating-Point Rateaskap: tConvolve OpenMP - Degriddingaskap: tConvolve OpenMP - Griddingsmallpt: Global Illumination Renderer; 128 Samplesdav1d: Summer Nature 4Kx265: H.265 1080p Video Encodingsvt-av1: Enc Mode 4 - 1080pxsbench: encode-mp3: WAV To MP3compress-zstd: Compressing ubuntu-16.04.3-server-i386.img, Compression Level 19hmmer: Pfam Database Searchsvt-av1: Enc Mode 8 - 1080pdav1d: Summer Nature 1080pmafft: Multiple Sequence Alignmentx264: H.264 Video Encodingsvt-vp9: Visual Quality Optimized - Bosphorus 1080psvt-vp9: VMAF Optimized - Bosphorus 1080psvt-vp9: PSNR/SSIM Optimized - Bosphorus 1080ptscp: AI Chess Performancescimark2: Jacobi Successive Over-Relaxationscimark2: Dense LU Matrix Factorizationscimark2: Sparse Matrix Multiplyscimark2: Fast Fourier Transformscimark2: Monte CarloGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git1417.0400.06516.7216872354.4792487.75902139.4018.37102.1930.327589144.10705948273.1229155892.254387.84103.989155.85102.21740.55074.57375.90213855.72651573865167511705051703114.954.084145.49537.7491287761.02293158.0537.1791465273.92609052774.051589318.7267332216263.4422.35510301.119.701546.3619425.510.65313.53714.0628145187.246602.282.755273.9648.769.81064548459.0198.5467.56079.730588.192.234154.14293.33370.91375.8410337441748.118575.572755.87196.08594.611448.1470.06716.6517427346.3642844.33963939.2118.2834.551593115.57204348304.4659535962.814410.55102.197155.17100.81842.10475.87675.552187356.38634572786162410704811694281.304.075162.78337.5871387280.442237292.835.9781494027.97613612754.171664749.6905632029652.6222.19810290.618.39319314.910.76813.73413.8560286656.46946.855.12548.369.94264744838.5808.08781.0952.111152.23288.98372.91377.4610106021743.458484.972749.81197.88594.761706.4210.07116.91341.7443483.85535635.2016.2675.8142.671596205.48807348421.31126794.935160.4488.53638.66478.48276.19911350.76251321452045161645122.77131.3334.8381372099.012155677.5841.3571494870.6714682800.491283555.6892962158757.8322.4137550.719.470575.089.49821.836279.1148.9210.40010.4048.6675.87187.139595.622.196154.61298.55379.36382.3611337551607.888231.473341.43218.85602.82OpenBenchmarking.org

CppPerformanceBenchmarks

CppPerformanceBenchmarks is a set of C++ compiler performance benchmarks. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterCppPerformanceBenchmarks 9Test: Random NumbersGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git400800120016002000SE +/- 0.19, N = 3SE +/- 0.03, N = 3SE +/- 0.07, N = 31417.041448.151706.421. (CXX) g++ options: -O3 -march=native -std=c++11

SVT-AV1

This is a test of the Intel Open Visual Cloud Scalable Video Technology SVT-AV1 CPU-based multi-threaded video encoder for the AV1 video format with a sample 1080p YUV video file. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgFrames Per Second, More Is BetterSVT-AV1 0.7Encoder Mode: Enc Mode 0 - Input: 1080pGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git0.0160.0320.0480.0640.08SE +/- 0.000, N = 6SE +/- 0.000, N = 9SE +/- 0.000, N = 90.0650.0670.0711. (CXX) g++ options: -O3 -march=native -fPIE -fPIC -pie

libgav1

Libgav1 is an AV1 decoder developed by Google for AV1 profile 0/1 compliance. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgFPS, More Is Betterlibgav1 2019-10-05Video Input: Chimera 1080p 10-bitGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git48121620SE +/- 0.04, N = 3SE +/- 0.05, N = 3SE +/- 0.02, N = 316.7216.6516.911. (CXX) g++ options: -O3 -march=native -lpthread

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 4096GCC 9.2.0GCC 10.0.0 201911174K8K12K16K20KSE +/- 28.26, N = 3SE +/- 113.29, N = 316872174271. (CC) gcc options: -pthread -O3 -march=native -lm

CppPerformanceBenchmarks

CppPerformanceBenchmarks is a set of C++ compiler performance benchmarks. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterCppPerformanceBenchmarks 9Test: Math LibraryGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git80160240320400SE +/- 0.78, N = 3SE +/- 0.22, N = 3SE +/- 0.16, N = 3354.48346.36341.741. (CXX) g++ options: -O3 -march=native -std=c++11

Himeno Benchmark

The Himeno benchmark is a linear solver of pressure Poisson using a point-Jacobi method. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgMFLOPS, More Is BetterHimeno Benchmark 3.0Poisson Pressure SolverGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git7001400210028003500SE +/- 66.64, N = 15SE +/- 4.44, N = 3SE +/- 45.52, N = 152487.762844.343483.861. (CC) gcc options: -O3 -march=native -mavx2

libgav1

Libgav1 is an AV1 decoder developed by Google for AV1 profile 0/1 compliance. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgFPS, More Is Betterlibgav1 2019-10-05Video Input: Chimera 1080pGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git918273645SE +/- 0.04, N = 3SE +/- 0.06, N = 3SE +/- 0.09, N = 339.4039.2135.201. (CXX) g++ options: -O3 -march=native -lpthread

OpenBenchmarking.orgFPS, More Is Betterlibgav1 2019-10-05Video Input: Summer Nature 4KGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git510152025SE +/- 0.02, N = 3SE +/- 0.04, N = 3SE +/- 0.02, N = 318.3718.2816.261. (CXX) g++ options: -O3 -march=native -lpthread

dav1d

Dav1d is an open-source, speedy AV1 video decoder. This test profile times how long it takes to decode sample AV1 video content. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgFPS, More Is Betterdav1d 0.5.0Video Input: Chimera 1080p 10-bitGCC 9.2.0LLVM Clang 10 Git20406080100SE +/- 0.21, N = 3SE +/- 0.06, N = 3102.1975.81MIN: 67.61 / MAX: 169.03MIN: 50.99 / MAX: 121.261. (CC) gcc options: -O3 -march=native -pthread

Timed Linux Kernel Compilation

This test times how long it takes to build the Linux kernel in a default configuration. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterTimed Linux Kernel Compilation 5.4Time To CompileGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git1020304050SE +/- 0.24, N = 13SE +/- 0.35, N = 8SE +/- 0.32, N = 1430.3334.5542.67

PostgreSQL pgbench

This is a simple benchmark of PostgreSQL using pgbench. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgTPS, More Is BetterPostgreSQL pgbench 12.0Scaling: Buffer Test - Test: Normal Load - Mode: Read OnlyGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git130K260K390K520K650KSE +/- 986.51, N = 3SE +/- 467.85, N = 3SE +/- 1073.83, N = 3589144.11593115.57596205.491. (CC) gcc options: -fno-strict-aliasing -fwrapv -O3 -march=native -lpgcommon -lpgport -lpq -lpthread -lrt -lcrypt -ldl -lm

OpenBenchmarking.orgTPS, More Is BetterPostgreSQL pgbench 12.0Scaling: Buffer Test - Test: Normal Load - Mode: Read WriteGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git10K20K30K40K50KSE +/- 43.17, N = 3SE +/- 19.13, N = 3SE +/- 21.66, N = 348273.1248304.4748421.311. (CC) gcc options: -fno-strict-aliasing -fwrapv -O3 -march=native -lpgcommon -lpgport -lpq -lpthread -lrt -lcrypt -ldl -lm

ASKAP

This is a CUDA benchmark of ATNF's ASKAP Benchmark with currently using the tConvolveCuda sub-test. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgMillion Grid Points Per Second, More Is BetterASKAP 2018-11-10Test: tConvolve MT - DegriddingGCC 9.2.0GCC 10.0.0 2019111713002600390052006500SE +/- 3.14, N = 3SE +/- 1.85, N = 35892.255962.811. (CXX) g++ options: -lpthread

OpenBenchmarking.orgMillion Grid Points Per Second, More Is BetterASKAP 2018-11-10Test: tConvolve MT - GriddingGCC 9.2.0GCC 10.0.0 201911179001800270036004500SE +/- 4.79, N = 3SE +/- 2.82, N = 34387.844410.551. (CXX) g++ options: -lpthread

Timed MrBayes Analysis

This test performs a bayesian analysis of a set of primate genome sequences in order to estimate their phylogeny. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterTimed MrBayes Analysis 3.2.7Primate Phylogeny AnalysisGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git20406080100SE +/- 1.63, N = 3SE +/- 0.11, N = 3SE +/- 0.14, N = 3103.99102.2094.94-mabm-mabm1. (CC) gcc options: -mmmx -msse -msse2 -msse3 -mssse3 -msse4.1 -msse4.2 -msse4a -msha -maes -mavx -mfma -mavx2 -mrdrnd -mbmi -mbmi2 -madx -O3 -std=c99 -pedantic -march=native -lm

VP9 libvpx Encoding

This is a standard video encoding performance test of Google's libvpx library and the vpxenc command for the VP9/WebM format using a sample 1080p video. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgFrames Per Second, More Is BetterVP9 libvpx Encoding 1.8.1vpxenc VP9 1080p Video EncodeGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git4080120160200SE +/- 0.16, N = 3SE +/- 0.59, N = 3SE +/- 0.22, N = 3155.85155.17160.441. (CXX) g++ options: -m64 -lm -lpthread -O3 -march=native -fPIC -U_FORTIFY_SOURCE -std=c++11

CppPerformanceBenchmarks

CppPerformanceBenchmarks is a set of C++ compiler performance benchmarks. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterCppPerformanceBenchmarks 9Test: Stepanov VectorGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git20406080100SE +/- 0.03, N = 3SE +/- 0.01, N = 3SE +/- 0.03, N = 3102.22100.8288.541. (CXX) g++ options: -O3 -march=native -std=c++11

OpenBenchmarking.orgSeconds, Fewer Is BetterCppPerformanceBenchmarks 9Test: CtypeGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git1020304050SE +/- 0.04, N = 3SE +/- 0.77, N = 15SE +/- 0.01, N = 340.5542.1038.661. (CXX) g++ options: -O3 -march=native -std=c++11

SQLite Speedtest

This is a benchmark of SQLite's speedtest1 benchmark program with an increased problem size of 1,000. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterSQLite Speedtest 3.30Timed Time - Size 1,000GCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git20406080100SE +/- 0.09, N = 3SE +/- 0.13, N = 3SE +/- 0.03, N = 374.5775.8878.481. (CC) gcc options: -O3 -march=native -ldl -lz -lpthread

CppPerformanceBenchmarks

CppPerformanceBenchmarks is a set of C++ compiler performance benchmarks. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterCppPerformanceBenchmarks 9Test: AtolGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git20406080100SE +/- 0.17, N = 3SE +/- 0.22, N = 3SE +/- 0.18, N = 375.9075.5576.201. (CXX) g++ options: -O3 -march=native -std=c++11

GraphicsMagick

This is a test of GraphicsMagick with its OpenMP implementation that performs various imaging tests on a sample 6000x4000 pixel JPEG image. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgIterations Per Minute, More Is BetterGraphicsMagick 1.3.33Operation: ResizingGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git5001000150020002500SE +/- 27.63, N = 5SE +/- 30.90, N = 321381873113-fopenmp-fopenmp1. (CC) gcc options: -O3 -march=native -pthread -ljbig -lwebp -lwebpmux -ltiff -lfreetype -ljpeg -lXext -lSM -lICE -lX11 -llzma -lbz2 -lxml2 -lz -lm -lpthread

libgav1

Libgav1 is an AV1 decoder developed by Google for AV1 profile 0/1 compliance. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgFPS, More Is Betterlibgav1 2019-10-05Video Input: Summer Nature 1080pGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git1326395265SE +/- 0.14, N = 3SE +/- 0.16, N = 3SE +/- 0.15, N = 355.7256.3850.761. (CXX) g++ options: -O3 -march=native -lpthread

GraphicsMagick

This is a test of GraphicsMagick with its OpenMP implementation that performs various imaging tests on a sample 6000x4000 pixel JPEG image. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgIterations Per Minute, More Is BetterGraphicsMagick 1.3.33Operation: Noise-GaussianGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git140280420560700SE +/- 1.86, N = 365163425-fopenmp-fopenmp1. (CC) gcc options: -O3 -march=native -pthread -ljbig -lwebp -lwebpmux -ltiff -lfreetype -ljpeg -lXext -lSM -lICE -lX11 -llzma -lbz2 -lxml2 -lz -lm -lpthread

OpenBenchmarking.orgIterations Per Minute, More Is BetterGraphicsMagick 1.3.33Operation: SharpenGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git12024036048060057357213-fopenmp-fopenmp1. (CC) gcc options: -O3 -march=native -pthread -ljbig -lwebp -lwebpmux -ltiff -lfreetype -ljpeg -lXext -lSM -lICE -lX11 -llzma -lbz2 -lxml2 -lz -lm -lpthread

OpenBenchmarking.orgIterations Per Minute, More Is BetterGraphicsMagick 1.3.33Operation: EnhancedGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git2004006008001000SE +/- 0.67, N = 3SE +/- 0.33, N = 386578621-fopenmp-fopenmp1. (CC) gcc options: -O3 -march=native -pthread -ljbig -lwebp -lwebpmux -ltiff -lfreetype -ljpeg -lXext -lSM -lICE -lX11 -llzma -lbz2 -lxml2 -lz -lm -lpthread

OpenBenchmarking.orgIterations Per Minute, More Is BetterGraphicsMagick 1.3.33Operation: SwirlGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git400800120016002000SE +/- 3.18, N = 3SE +/- 1.53, N = 31675162445-fopenmp-fopenmp1. (CC) gcc options: -O3 -march=native -pthread -ljbig -lwebp -lwebpmux -ltiff -lfreetype -ljpeg -lXext -lSM -lICE -lX11 -llzma -lbz2 -lxml2 -lz -lm -lpthread

OpenBenchmarking.orgIterations Per Minute, More Is BetterGraphicsMagick 1.3.33Operation: HWB Color SpaceGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git30060090012001500SE +/- 4.04, N = 3SE +/- 1.53, N = 311701070204-fopenmp-fopenmp1. (CC) gcc options: -O3 -march=native -pthread -ljbig -lwebp -lwebpmux -ltiff -lfreetype -ljpeg -lXext -lSM -lICE -lX11 -llzma -lbz2 -lxml2 -lz -lm -lpthread

OpenBenchmarking.orgIterations Per Minute, More Is BetterGraphicsMagick 1.3.33Operation: RotateGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git110220330440550SE +/- 2.96, N = 3SE +/- 0.67, N = 3505481516-fopenmp-fopenmp1. (CC) gcc options: -O3 -march=native -pthread -ljbig -lwebp -lwebpmux -ltiff -lfreetype -ljpeg -lXext -lSM -lICE -lX11 -llzma -lbz2 -lxml2 -lz -lm -lpthread

Redis

Redis is an open-source data structure server. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgRequests Per Second, More Is BetterRedis 5.0.5Test: SADDGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git400K800K1200K1600K2000KSE +/- 28492.65, N = 15SE +/- 24277.91, N = 15SE +/- 33951.29, N = 151703114.951694281.301645122.771. (CXX) g++ options: -MM -MT -g3 -fvisibility=hidden -O3 -march=native

GROMACS

The Gromacs molecular dynamics package testing on the CPU with the water_GMX50 data. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgNs Per Day, More Is BetterGROMACS 2019.4Water BenchmarkGCC 9.2.0GCC 10.0.0 201911170.91891.83782.75673.67564.5945SE +/- 0.001, N = 3SE +/- 0.006, N = 34.0844.0751. (CXX) g++ options: -mavx2 -mfma -O3 -march=native -std=c++11 -funroll-all-loops -pthread -lrt -lpthread -lm

Timed LLVM Compilation

This test times how long it takes to build the LLVM compiler. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterTimed LLVM Compilation 6.0.1Time To CompileGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git4080120160200145.50162.78131.33

CppPerformanceBenchmarks

CppPerformanceBenchmarks is a set of C++ compiler performance benchmarks. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterCppPerformanceBenchmarks 9Test: Stepanov AbstractionGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git918273645SE +/- 0.01, N = 3SE +/- 0.01, N = 3SE +/- 0.39, N = 637.7537.5934.841. (CXX) g++ options: -O3 -march=native -std=c++11

Redis

Redis is an open-source data structure server. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgRequests Per Second, More Is BetterRedis 5.0.5Test: LPUSHGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git300K600K900K1200K1500KSE +/- 11571.16, N = 3SE +/- 18234.45, N = 15SE +/- 18364.34, N = 151287761.001387280.441372099.011. (CXX) g++ options: -MM -MT -g3 -fvisibility=hidden -O3 -march=native

OpenBenchmarking.orgRequests Per Second, More Is BetterRedis 5.0.5Test: LPOPGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git500K1000K1500K2000K2500KSE +/- 38584.75, N = 15SE +/- 13200.64, N = 3SE +/- 34458.33, N = 152293158.052237292.802155677.581. (CXX) g++ options: -MM -MT -g3 -fvisibility=hidden -O3 -march=native

AOBench

AOBench is a lightweight ambient occlusion renderer, written in C. The test profile is using a size of 2048 x 2048. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterAOBenchSize: 2048 x 2048 - Total TimeGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git918273645SE +/- 0.01, N = 3SE +/- 0.12, N = 3SE +/- 0.04, N = 337.1835.9841.361. (CC) gcc options: -lm -O3 -march=native

Redis

Redis is an open-source data structure server. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgRequests Per Second, More Is BetterRedis 5.0.5Test: SETGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git300K600K900K1200K1500KSE +/- 22520.49, N = 15SE +/- 24405.72, N = 12SE +/- 25369.83, N = 31465273.921494027.971494870.671. (CXX) g++ options: -MM -MT -g3 -fvisibility=hidden -O3 -march=native

John The Ripper

This is a benchmark of John The Ripper, which is a password cracker. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgReal C/S, More Is BetterJohn The Ripper 1.9.0-jumbo-1Test: BlowfishGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git13K26K39K52K65KSE +/- 11.24, N = 3SE +/- 27.14, N = 360905613611468-fopenmp-fopenmp1. (CC) gcc options: -m64 -lssl -lcrypto -lgmp -pthread -lm -lz -ldl -lcrypt -lbz2

SciMark

This test runs the ANSI C version of SciMark 2.0, which is a benchmark for scientific and numerical computing developed by programmers at the National Institute of Standards and Technology. This test is made up of Fast Foruier Transform, Jacobi Successive Over-relaxation, Monte Carlo, Sparse Matrix Multiply, and dense LU matrix factorization benchmarks. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: CompositeGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git6001200180024003000SE +/- 3.13, N = 3SE +/- 9.84, N = 3SE +/- 4.31, N = 32774.052754.172800.491. (CC) gcc options: -O3 -march=native -lm

Coremark

This is a test of EEMBC CoreMark processor benchmark. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgIterations/Sec, More Is BetterCoremark 1.0CoreMark Size 666 - Iterations Per SecondGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git400K800K1200K1600K2000KSE +/- 1399.84, N = 3SE +/- 2856.66, N = 3SE +/- 6972.36, N = 31589318.731664749.691283555.691. (CC) gcc options: -O2 -O3 -march=native -lrt" -lrt

Redis

Redis is an open-source data structure server. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgRequests Per Second, More Is BetterRedis 5.0.5Test: GETGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git500K1000K1500K2000K2500KSE +/- 32908.04, N = 4SE +/- 38824.38, N = 15SE +/- 22857.27, N = 32216263.442029652.622158757.831. (CXX) g++ options: -MM -MT -g3 -fvisibility=hidden -O3 -march=native

XZ Compression

This test measures the time needed to compress a sample file (an Ubuntu file-system image) using XZ compression. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterXZ Compression 5.2.4Compressing ubuntu-16.04.3-server-i386.img, Compression Level 9GCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git510152025SE +/- 0.16, N = 3SE +/- 0.13, N = 3SE +/- 0.16, N = 322.3622.2022.411. (CC) gcc options: -pthread -fvisibility=hidden -O3 -march=native

OpenSSL

OpenSSL is an open-source toolkit that implements SSL (Secure Sockets Layer) and TLS (Transport Layer Security) protocols. This test measures the RSA 4096-bit performance of OpenSSL. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSigns Per Second, More Is BetterOpenSSL 1.1.1RSA 4096-bit PerformanceGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git2K4K6K8K10KSE +/- 2.79, N = 3SE +/- 6.05, N = 3SE +/- 3.88, N = 310301.110290.67550.7-Qunused-arguments1. (CC) gcc options: -pthread -m64 -O3 -march=native -lssl -lcrypto -ldl

CppPerformanceBenchmarks

CppPerformanceBenchmarks is a set of C++ compiler performance benchmarks. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterCppPerformanceBenchmarks 9Test: Function ObjectsGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git510152025SE +/- 0.00, N = 3SE +/- 0.01, N = 3SE +/- 0.01, N = 319.7018.3919.471. (CXX) g++ options: -O3 -march=native -std=c++11

dav1d

Dav1d is an open-source, speedy AV1 video decoder. This test profile times how long it takes to decode sample AV1 video content. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgFPS, More Is Betterdav1d 0.5.0Video Input: Chimera 1080pGCC 9.2.0LLVM Clang 10 Git120240360480600SE +/- 0.79, N = 3SE +/- 2.02, N = 3546.36575.08MIN: 345.34 / MAX: 673.27MIN: 353.68 / MAX: 718.091. (CC) gcc options: -O3 -march=native -pthread

miniFE

MiniFE Finite Element is an application for unstructured implicit finite element codes. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgCG Mflops, More Is BetterminiFE 2.2Problem Size: SmallGCC 9.2.0GCC 10.0.0 201911174K8K12K16K20KSE +/- 2.61, N = 3SE +/- 7.36, N = 319425.519314.91. (CXX) g++ options: -O3 -fopenmp -pthread -lmpi_cxx -lmpi

FLAC Audio Encoding

This test times how long it takes to encode a sample WAV file to FLAC format five times. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterFLAC Audio Encoding 1.3.2WAV To FLACGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git3691215SE +/- 0.007, N = 5SE +/- 0.008, N = 5SE +/- 0.009, N = 510.65310.7689.498-fvisibility=hidden-fvisibility=hidden1. (CXX) g++ options: -O3 -march=native -logg -lm

C-Ray

This is a test of C-Ray, a simple raytracer designed to test the floating-point CPU performance. This test is multi-threaded (16 threads per core), will shoot 8 rays per pixel for anti-aliasing, and will generate a 1600 x 1200 image. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterC-Ray 1.1Total Time - 4K, 16 Rays Per PixelGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git510152025SE +/- 0.01, N = 3SE +/- 0.00, N = 3SE +/- 0.04, N = 313.5413.7321.841. (CC) gcc options: -lm -lpthread -O3 -march=native

ACES DGEMM

This is a multi-threaded DGEMM benchmark. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgGFLOP/s, More Is BetterACES DGEMM 1.0Sustained Floating-Point RateGCC 9.2.0GCC 10.0.0 2019111748121620SE +/- 0.19, N = 3SE +/- 0.09, N = 314.0613.861. (CC) gcc options: -O3 -march=native -fopenmp

ASKAP

This is a CUDA benchmark of ATNF's ASKAP Benchmark with currently using the tConvolveCuda sub-test. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgMillion Grid Points Per Second, More Is BetterASKAP 2018-11-10Test: tConvolve OpenMP - DegriddingGCC 9.2.0GCC 10.0.0 2019111714002800420056007000SE +/- 33.47, N = 3SE +/- 0.00, N = 35187.246656.401. (CXX) g++ options: -lpthread

OpenBenchmarking.orgMillion Grid Points Per Second, More Is BetterASKAP 2018-11-10Test: tConvolve OpenMP - GriddingGCC 9.2.0GCC 10.0.0 2019111715003000450060007500SE +/- 54.12, N = 3SE +/- 59.89, N = 36602.286946.851. (CXX) g++ options: -lpthread

Smallpt

Smallpt is a C++ global illumination renderer written in less than 100 lines of code. Global illumination is done via unbiased Monte Carlo path tracing and there is multi-threading support via the OpenMP library. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterSmallpt 1.0Global Illumination Renderer; 128 SamplesGCC 9.2.0GCC 10.0.0 201911171.15312.30623.45934.61245.7655SE +/- 0.031, N = 3SE +/- 0.281, N = 152.7555.1251. (CXX) g++ options: -fopenmp -O3 -march=native

dav1d

Dav1d is an open-source, speedy AV1 video decoder. This test profile times how long it takes to decode sample AV1 video content. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgFPS, More Is Betterdav1d 0.5.0Video Input: Summer Nature 4KGCC 9.2.0LLVM Clang 10 Git60120180240300SE +/- 0.54, N = 3SE +/- 0.20, N = 3273.96279.11MIN: 129.55 / MAX: 296.84MIN: 127.8 / MAX: 303.171. (CC) gcc options: -O3 -march=native -pthread

x265

This is a simple test of the x265 encoder run on the CPU with a sample 1080p video file. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgFrames Per Second, More Is Betterx265 3.1.2H.265 1080p Video EncodingGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git1122334455SE +/- 0.12, N = 3SE +/- 0.11, N = 3SE +/- 0.11, N = 348.7648.3648.921. (CXX) g++ options: -O3 -march=native -rdynamic -lpthread -lrt -ldl -lnuma

SVT-AV1

This is a test of the Intel Open Visual Cloud Scalable Video Technology SVT-AV1 CPU-based multi-threaded video encoder for the AV1 video format with a sample 1080p YUV video file. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgFrames Per Second, More Is BetterSVT-AV1 0.7Encoder Mode: Enc Mode 4 - Input: 1080pGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git3691215SE +/- 0.061, N = 3SE +/- 0.022, N = 3SE +/- 0.072, N = 39.8109.94210.4001. (CXX) g++ options: -O3 -march=native -fPIE -fPIC -pie

Xsbench

XSBench is a mini-app representing a key computational kernel of the Monte Carlo neutronics application OpenMC. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgLookups/s, More Is BetterXsbench 2017-07-06GCC 9.2.0GCC 10.0.0 201911171.4M2.8M4.2M5.6M7MSE +/- 3588.47, N = 3SE +/- 1920.71, N = 3645484564744831. (CC) gcc options: -std=gnu99 -fopenmp -O3 -lm

LAME MP3 Encoding

LAME is an MP3 encoder licensed under the LGPL. This test measures the time required to encode a WAV file to MP3 format. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterLAME MP3 Encoding 3.100WAV To MP3GCC 9.2.0LLVM Clang 10 Git3691215SE +/- 0.001, N = 3SE +/- 0.003, N = 39.01910.404-ffast-math -funroll-loops -fschedule-insns2 -fbranch-count-reg -fforce-addr1. (CC) gcc options: -O3 -pipe -march=native -lncurses -lm

Zstd Compression

This test measures the time needed to compress a sample file (an Ubuntu file-system image) using Zstd compression. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterZstd Compression 1.3.4Compressing ubuntu-16.04.3-server-i386.img, Compression Level 19GCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git246810SE +/- 0.020, N = 3SE +/- 0.006, N = 3SE +/- 0.011, N = 38.5468.5808.6671. (CC) gcc options: -O3 -march=native -pthread -lz -llzma

Timed HMMer Search

This test searches through the Pfam database of profile hidden markov models. The search finds the domain structure of Drosophila Sevenless protein. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterTimed HMMer Search 2.3.2Pfam Database SearchGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git246810SE +/- 0.052, N = 3SE +/- 0.035, N = 3SE +/- 0.085, N = 37.5608.0875.8711. (CC) gcc options: -O3 -march=native -pthread -lhmmer -lsquid -lm

SVT-AV1

This is a test of the Intel Open Visual Cloud Scalable Video Technology SVT-AV1 CPU-based multi-threaded video encoder for the AV1 video format with a sample 1080p YUV video file. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgFrames Per Second, More Is BetterSVT-AV1 0.7Encoder Mode: Enc Mode 8 - Input: 1080pGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git20406080100SE +/- 0.31, N = 3SE +/- 0.03, N = 3SE +/- 0.17, N = 379.7381.1087.141. (CXX) g++ options: -O3 -march=native -fPIE -fPIC -pie

dav1d

Dav1d is an open-source, speedy AV1 video decoder. This test profile times how long it takes to decode sample AV1 video content. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgFPS, More Is Betterdav1d 0.5.0Video Input: Summer Nature 1080pGCC 9.2.0LLVM Clang 10 Git130260390520650SE +/- 1.75, N = 3SE +/- 1.70, N = 3588.19595.62MIN: 266.11 / MAX: 655.78MIN: 260.63 / MAX: 664.581. (CC) gcc options: -O3 -march=native -pthread

Timed MAFFT Alignment

This test performs an alignment of 100 pyruvate decarboxylase sequences. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterTimed MAFFT Alignment 7.392Multiple Sequence AlignmentGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git0.50271.00541.50812.01082.5135SE +/- 0.006, N = 2SE +/- 0.030, N = 15SE +/- 0.032, N = 22.2342.1112.1961. (CC) gcc options: -std=c99 -O3 -lm -lpthread

x264

This is a simple test of the x264 encoder run on the CPU (OpenCL support disabled) with a sample video file. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgFrames Per Second, More Is Betterx264 2018-09-25H.264 Video EncodingGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git306090120150SE +/- 0.96, N = 3SE +/- 1.50, N = 3SE +/- 0.22, N = 3154.14152.23154.61-mstack-alignment=641. (CC) gcc options: -ldl -m64 -lm -lpthread -O3 -ffast-math -march=native -std=gnu99 -fPIC -fomit-frame-pointer -fno-tree-vectorize

SVT-VP9

This is a test of the Intel Open Visual Cloud Scalable Video Technology SVT-VP9 CPU-based multi-threaded video encoder for the VP9 video format with a sample 1080p YUV video file. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgFrames Per Second, More Is BetterSVT-VP9 0.1Tuning: Visual Quality Optimized - Input: Bosphorus 1080pGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git70140210280350SE +/- 1.87, N = 3SE +/- 2.79, N = 3SE +/- 4.64, N = 3293.33288.98298.551. (CC) gcc options: -O3 -march=native -fPIE -fPIC -fvisibility=hidden -pie -rdynamic -lpthread -lrt -lm

OpenBenchmarking.orgFrames Per Second, More Is BetterSVT-VP9 0.1Tuning: VMAF Optimized - Input: Bosphorus 1080pGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git80160240320400SE +/- 1.11, N = 3SE +/- 1.14, N = 3SE +/- 1.42, N = 3370.91372.91379.361. (CC) gcc options: -O3 -march=native -fPIE -fPIC -fvisibility=hidden -pie -rdynamic -lpthread -lrt -lm

OpenBenchmarking.orgFrames Per Second, More Is BetterSVT-VP9 0.1Tuning: PSNR/SSIM Optimized - Input: Bosphorus 1080pGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git80160240320400SE +/- 5.05, N = 3SE +/- 1.93, N = 3SE +/- 2.39, N = 3375.84377.46382.361. (CC) gcc options: -O3 -march=native -fPIE -fPIC -fvisibility=hidden -pie -rdynamic -lpthread -lrt -lm

TSCP

This is a performance test of TSCP, Tom Kerrigan's Simple Chess Program, which has a built-in performance benchmark. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgNodes Per Second, More Is BetterTSCP 1.81AI Chess PerformanceGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git200K400K600K800K1000KSE +/- 725.51, N = 5SE +/- 586.45, N = 5SE +/- 467.20, N = 51033744101060211337551. (CC) gcc options: -O3 -march=native

SciMark

This test runs the ANSI C version of SciMark 2.0, which is a benchmark for scientific and numerical computing developed by programmers at the National Institute of Standards and Technology. This test is made up of Fast Foruier Transform, Jacobi Successive Over-relaxation, Monte Carlo, Sparse Matrix Multiply, and dense LU matrix factorization benchmarks. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Jacobi Successive Over-RelaxationGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git400800120016002000SE +/- 0.22, N = 3SE +/- 0.26, N = 3SE +/- 0.06, N = 31748.111743.451607.881. (CC) gcc options: -O3 -march=native -lm

OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Dense LU Matrix FactorizationGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git2K4K6K8K10KSE +/- 6.90, N = 3SE +/- 44.47, N = 3SE +/- 22.64, N = 38575.578484.978231.471. (CC) gcc options: -O3 -march=native -lm

OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Sparse Matrix MultiplyGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git7001400210028003500SE +/- 9.11, N = 3SE +/- 7.23, N = 3SE +/- 3.59, N = 32755.872749.813341.431. (CC) gcc options: -O3 -march=native -lm

OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Fast Fourier TransformGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git50100150200250SE +/- 0.17, N = 3SE +/- 0.29, N = 3SE +/- 0.42, N = 3196.08197.88218.851. (CC) gcc options: -O3 -march=native -lm

OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Monte CarloGCC 9.2.0GCC 10.0.0 20191117LLVM Clang 10 Git130260390520650SE +/- 0.03, N = 3SE +/- 0.14, N = 3SE +/- 0.16, N = 3594.61594.76602.821. (CC) gcc options: -O3 -march=native -lm

GCC 9.2.0

Processor: AMD EPYC 7642 48-Core @ 2.30GHz (48 Cores / 96 Threads), Motherboard: ASRockRack EPYCD8 (P2.10 BIOS), Chipset: AMD Starship/Matisse, Memory: 129024MB, Disk: 280GB INTEL SSDPED1D280GA, Graphics: llvmpipe 126GB, Audio: AMD Starship/Matisse, Network: 2 x Intel I350

OS: Ubuntu 19.10, Kernel: 5.3.0-050300-generic (x86_64), Desktop: GNOME Shell 3.34.1, Display Server: X Server 1.20.5, Display Driver: modesetting 1.20.5, Compiler: GCC 9.2.0, File-System: ext4, Screen Resolution: 1024x768

Environment Notes: CXXFLAGS="-O3 -march=native" CFLAGS="-O3 -march=native"
Compiler Notes: --disable-multilib --enable-checking=release
Processor Notes: Scaling Governor: acpi-cpufreq ondemand - CPU Microcode: 0x830101c
Python Notes: Python 2.7.17rc1 + Python 3.7.5rc1
Security Notes: l1tf: Not affected + mds: Not affected + meltdown: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl and seccomp + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Full AMD retpoline IBPB: conditional IBRS_FW STIBP: always-on RSB filling

Testing initiated at 18 November 2019 18:10 by user phoronix.

GCC 10.0.0 20191117

Processor: AMD EPYC 7642 48-Core @ 2.30GHz (48 Cores / 96 Threads), Motherboard: ASRockRack EPYCD8 (P2.10 BIOS), Chipset: AMD Starship/Matisse, Memory: 129024MB, Disk: 280GB INTEL SSDPED1D280GA, Graphics: llvmpipe 126GB, Audio: AMD Starship/Matisse, Network: 2 x Intel I350

OS: Ubuntu 19.10, Kernel: 5.3.0-050300-generic (x86_64), Desktop: GNOME Shell 3.34.1, Display Server: X Server 1.20.5, Display Driver: modesetting 1.20.5, Compiler: GCC 10.0.0 20191117, File-System: ext4, Screen Resolution: 1024x768

Environment Notes: CXXFLAGS="-O3 -march=native" CFLAGS="-O3 -march=native"
Compiler Notes: --disable-multilib --enable-checking=release
Processor Notes: Scaling Governor: acpi-cpufreq ondemand - CPU Microcode: 0x830101c
Python Notes: Python 2.7.17rc1 + Python 3.7.5rc1
Security Notes: l1tf: Not affected + mds: Not affected + meltdown: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl and seccomp + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Full AMD retpoline IBPB: conditional IBRS_FW STIBP: always-on RSB filling

Testing initiated at 19 November 2019 07:26 by user phoronix.

LLVM Clang 10 Git

Processor: AMD EPYC 7642 48-Core @ 2.30GHz (48 Cores / 96 Threads), Motherboard: ASRockRack EPYCD8 (P2.10 BIOS), Chipset: AMD Starship/Matisse, Memory: 129024MB, Disk: 280GB INTEL SSDPED1D280GA, Graphics: llvmpipe 126GB, Audio: AMD Starship/Matisse, Network: 2 x Intel I350

OS: Ubuntu 19.10, Kernel: 5.3.0-050300-generic (x86_64), Desktop: GNOME Shell 3.34.1, Display Server: X Server 1.20.5, Display Driver: modesetting 1.20.5, Compiler: Clang 10.0.0, File-System: ext4, Screen Resolution: 1024x768

Environment Notes: CXXFLAGS="-O3 -march=native" CFLAGS="-O3 -march=native"
Compiler Notes: Optimized build; Default target: x86_64-unknown-linux-gnu; Host CPU: znver2
Processor Notes: Scaling Governor: acpi-cpufreq ondemand - CPU Microcode: 0x830101c
Python Notes: Python 2.7.17rc1 + Python 3.7.5rc1
Security Notes: l1tf: Not affected + mds: Not affected + meltdown: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl and seccomp + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Full AMD retpoline IBPB: conditional IBRS_FW STIBP: always-on RSB filling

Testing initiated at 19 November 2019 16:13 by user phoronix.