AMD Ryzen Threadripper 3960X GCC vs. LLVM Clang compiler benchmarks 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 1912235-PTS-THREADRI74 Threadripper EOY2019 Clang vs. GCC - Phoronix Test Suite Threadripper EOY2019 Clang vs. GCC AMD Ryzen Threadripper 3960X GCC vs. LLVM Clang compiler benchmarks by Michael Larabel for a future article.
HTML result view exported from: https://openbenchmarking.org/result/1912235-PTS-THREADRI74&rdt&grt .
Threadripper EOY2019 Clang vs. GCC Processor Motherboard Chipset Memory Disk Graphics Audio Monitor Network OS Kernel Desktop Display Server Display Driver OpenGL Compiler File-System Screen Resolution GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 AMD Ryzen Threadripper 3960X 24-Core @ 3.80GHz (24 Cores / 48 Threads) MSI Creator TRX40 (MS-7C59) v1.0 (1.12N1 BIOS) AMD Starship/Matisse 32768MB 1000GB Sabrent Rocket 4.0 1TB Gigabyte AMD Radeon 540/540X/550/550X / RX 540X/550/550X 2GB (1206/1750MHz) AMD Baffin HDMI/DP ASUS VP28U Aquantia AQC107 NBase-T/IEEE + Intel I211 + Intel Device 2723 Ubuntu 19.10 5.4.0-nvme-hwmon (x86_64) GNOME Shell 3.34.1 X Server 1.20.5 modesetting 1.20.5 4.5 Mesa 19.2.1 (LLVM 9.0.0) GCC 10.0.0 20191208 ext4 3840x2160 Clang 10.0.0 GCC 9.2.1 20191008 Clang 9.0.0 OpenBenchmarking.org Environment Details - CXXFLAGS="-O3 -march=native" CFLAGS="-O3 -march=native" Compiler Details - GCC 10.0.0 20191208: --disable-multilib --enable-checking=release - LLVM Clang 10.0 20191222: Optimized build; Default target: x86_64-unknown-linux-gnu; Host CPU: znver2 - GCC 9.2.1: --disable-multilib --enable-checking=release Disk Details - NONE / errors=remount-ro,relatime,rw Processor Details - Scaling Governor: acpi-cpufreq ondemand - CPU Microcode: 0x8301025 Python Details - Python 2.7.17rc1 + Python 3.7.5 Security Details - itlb_multihit: Not affected + 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 STIBP: conditional RSB filling + tsx_async_abort: Not affected
Threadripper EOY2019 Clang vs. GCC mt-dgemm: Sustained Floating-Point Rate aobench: 2048 x 2048 - Total Time aom-av1: AV1 Video Encoding apache: Static Web Page Serving askap: tConvolve MT - Gridding askap: tConvolve MT - Degridding askap: tConvolve OpenMP - Gridding askap: tConvolve OpenMP - Degridding byte: Dhrystone 2 c-ray: Total Time - 4K, 16 Rays Per Pixel cpp-perf-bench: Atol cpp-perf-bench: Ctype cpp-perf-bench: Math Library cpp-perf-bench: Rand Numbers cpp-perf-bench: Stepanov Vector cpp-perf-bench: Function Objects cpp-perf-bench: Stepanov Abstraction crafty: Elapsed Time dav1d: Chimera 1080p dav1d: Summer Nature 4K dav1d: Summer Nature 1080p dav1d: Chimera 1080p 10-bit rocksdb: Rand Fill rocksdb: Rand Read rocksdb: Seq Fill rocksdb: Rand Fill Sync rocksdb: Read While Writing fftw: Stock - 2D FFT Size 4096 fftw: Float + SSE - 2D FFT Size 4096 encode-flac: WAV To FLAC gromacs: Water Benchmark himeno: Poisson Pressure Solver john-the-ripper: Blowfish encode-mp3: WAV To MP3 lczero: BLAS lczero: Rand libgav1: Chimera 1080p libgav1: Summer Nature 4K libgav1: Summer Nature 1080p libgav1: Chimera 1080p 10-bit minife: Small mkl-dnn: IP Batch 1D - f32 mkl-dnn: Convolution Batch conv_alexnet - f32 mkl-dnn: Recurrent Neural Network Training - f32 mkl-dnn: Convolution Batch conv_googlenet_v3 - f32 n-queens: Elapsed Time nginx: Static Web Page Serving openssl: RSA 4096-bit Performance parboil: OpenMP CUTCP parboil: OpenMP Stencil parboil: OpenMP MRI Gridding pgbench: Buffer Test - Normal Load - Read Only pgbench: Buffer Test - Normal Load - Read Write qmcpack: rodinia: OpenMP LavaMD rodinia: OpenMP CFD Solver rodinia: OpenMP Streamcluster smallpt: Global Illumination Renderer; 128 Samples sqlite: 1 sqlite-speedtest: Timed Time - Size 1,000 stockfish: Total Time build-imagemagick: Time To Compile mrbayes: Primate Phylogeny Analysis build-php: Time To Compile tscp: AI Chess Performance ttsiod-renderer: Phong Rendering With Soft-Shadow Mapping tungsten: Hair tungsten: Water Caustic tungsten: Non-Exponential tungsten: Volumetric Caustic vpxenc: vpxenc VP9 1080p Video Encode x264: H.264 Video Encoding x265: H.265 1080p Video Encoding compress-xz: Compressing ubuntu-16.04.3-server-i386.img, Compression Level 9 compress-zstd: Compressing ubuntu-16.04.3-server-i386.img, Compression Level 19 GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 8.863183 27.389 0.15 34157.76 1943.58 3339.33 5255.51 3716.33 48002215.1 19.134 58.278 32.311 262.968 1061.480 76.263 13.838 28.295 9027835 612.94 289.29 676.37 94.47 930897 145368967 1024733 24277 4945916 8135.2 20287 8.042 2.515 4898.170821 41784 6.701 29.3289 105805 51.70 23.89 77.92 21.93 7767.98 1.86131 124.282 194.077 52.4691 4.378 43035.46 7173.7 1.257410 7.551706 62.941657 673644.958285 15513.440423 1878.1 10.085 9.185 19.069 4.775 14.235 57.116 80909082 15.064 69.786 50.242 1345991 961.974 9.44960 18.2157 3.36927 3.96697 195.63 199.22 65.74 20.042 10.052 31.745 0.15 34327.90 30.839 57.843 29.795 258.404 1282.033 66.782 14.764 25.864 625.11 291.76 685.40 74.45 7.145 4866.903427 1932 7.788 46.69 21.17 70.28 23.11 43580.60 5189.1 668836.605453 14868.678849 14.248 59.906 20.905 70.706 78.178 1528248 8.72625 19.1580 4.05176 3.72488 207.68 196.10 67.11 19.687 10.107 8.385972 28.620 0.14 34228.50 1955.97 3376.27 5509.3 4096.25 48969411.2 19.155 57.473 32.220 269.484 1069.483 77.501 14.816 28.523 8959937 587.24 285.28 667.33 99.72 1023335 142287766 1083649 24368 4950890 8111.6 24184 8.073 2.516 4583.346212 41482 6.729 32.7598 105996 51.84 23.74 77.11 22.01 7777.50 1.73710 125.008 194.766 52.2820 4.429 43426.72 7178.8 1.257716 7.576396 49.000965 654500.676350 30910.991785 1893.6 10.101 9.151 19.761 3.492 14.252 56.169 76737462 13.505 70.330 44.939 1373089 935.123 9.70952 19.1975 3.37419 4.07902 197.37 197.93 64.69 19.753 10.040 0.791403 31.585 0.15 34144.39 30.972 57.995 29.085 260.638 1296.984 67.108 14.698 26.033 623.05 288.60 674.39 73.36 7531.2 23559 7.192 4983.281786 60586 7.951 33.3033 100236.8 52.47 23.94 78.57 24.19 8037.33 1.67315 118.989 145.850 51.3284 43783.30 7191.6 675821.095833 31491.377190 2262.8 9.633 18.818 14.200 58.332 81336054 13.531 64.854 64.763 1487001 69.8522 8.70024 19.3485 4.07043 3.68186 207.78 198.29 66.27 19.685 9.817 OpenBenchmarking.org
ACES DGEMM Sustained Floating-Point Rate OpenBenchmarking.org GFLOP/s, More Is Better ACES DGEMM 1.0 Sustained Floating-Point Rate GCC 10.0.0 20191208 GCC 9.2.1 LLVM Clang 9.0.0 2 4 6 8 10 SE +/- 0.059593, N = 3 SE +/- 0.037368, N = 3 SE +/- 0.007958, N = 3 8.863183 8.385972 0.791403 1. (CC) gcc options: -O3 -march=native -fopenmp
AOBench Size: 2048 x 2048 - Total Time OpenBenchmarking.org Seconds, Fewer Is Better AOBench Size: 2048 x 2048 - Total Time GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 7 14 21 28 35 SE +/- 0.04, N = 3 SE +/- 0.45, N = 15 SE +/- 0.30, N = 3 SE +/- 0.01, N = 3 27.39 31.75 28.62 31.59 1. (CC) gcc options: -lm -O3 -march=native
AOM AV1 AV1 Video Encoding OpenBenchmarking.org Frames Per Second, More Is Better AOM AV1 2019-09-16 AV1 Video Encoding GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 0.0338 0.0676 0.1014 0.1352 0.169 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 0.15 0.15 0.14 0.15 1. (CXX) g++ options: -O3 -march=native -std=c++11 -U_FORTIFY_SOURCE -lm -lpthread
Apache Benchmark Static Web Page Serving OpenBenchmarking.org Requests Per Second, More Is Better Apache Benchmark 2.4.29 Static Web Page Serving GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 7K 14K 21K 28K 35K SE +/- 54.98, N = 3 SE +/- 71.82, N = 3 SE +/- 27.04, N = 3 SE +/- 32.67, N = 3 34157.76 34327.90 34228.50 34144.39 1. (CC) gcc options: -shared -fPIC -pthread -O3 -march=native
ASKAP Test: tConvolve MT - Gridding OpenBenchmarking.org Million Grid Points Per Second, More Is Better ASKAP 2018-11-10 Test: tConvolve MT - Gridding GCC 10.0.0 20191208 GCC 9.2.1 400 800 1200 1600 2000 SE +/- 10.21, N = 3 SE +/- 1.51, N = 3 1943.58 1955.97 1. (CXX) g++ options: -lpthread
ASKAP Test: tConvolve MT - Degridding OpenBenchmarking.org Million Grid Points Per Second, More Is Better ASKAP 2018-11-10 Test: tConvolve MT - Degridding GCC 10.0.0 20191208 GCC 9.2.1 700 1400 2100 2800 3500 SE +/- 13.81, N = 3 SE +/- 2.38, N = 3 3339.33 3376.27 1. (CXX) g++ options: -lpthread
ASKAP Test: tConvolve OpenMP - Gridding OpenBenchmarking.org Million Grid Points Per Second, More Is Better ASKAP 2018-11-10 Test: tConvolve OpenMP - Gridding GCC 10.0.0 20191208 GCC 9.2.1 1200 2400 3600 4800 6000 SE +/- 34.80, N = 3 SE +/- 37.73, N = 3 5255.51 5509.30 1. (CXX) g++ options: -lpthread
ASKAP Test: tConvolve OpenMP - Degridding OpenBenchmarking.org Million Grid Points Per Second, More Is Better ASKAP 2018-11-10 Test: tConvolve OpenMP - Degridding GCC 10.0.0 20191208 GCC 9.2.1 900 1800 2700 3600 4500 SE +/- 46.05, N = 3 SE +/- 0.00, N = 3 3716.33 4096.25 1. (CXX) g++ options: -lpthread
BYTE Unix Benchmark Computational Test: Dhrystone 2 OpenBenchmarking.org LPS, More Is Better BYTE Unix Benchmark 3.6 Computational Test: Dhrystone 2 GCC 10.0.0 20191208 GCC 9.2.1 10M 20M 30M 40M 50M SE +/- 638551.10, N = 4 SE +/- 70447.90, N = 3 48002215.1 48969411.2 1. (CC) gcc options: -O3 -march=native
C-Ray Total Time - 4K, 16 Rays Per Pixel OpenBenchmarking.org Seconds, Fewer Is Better C-Ray 1.1 Total Time - 4K, 16 Rays Per Pixel GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 7 14 21 28 35 SE +/- 0.05, N = 3 SE +/- 0.13, N = 3 SE +/- 0.05, N = 3 SE +/- 0.11, N = 3 19.13 30.84 19.16 30.97 1. (CC) gcc options: -lm -lpthread -O3 -march=native
CppPerformanceBenchmarks Test: Atol OpenBenchmarking.org Seconds, Fewer Is Better CppPerformanceBenchmarks 9 Test: Atol GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 13 26 39 52 65 SE +/- 0.27, N = 3 SE +/- 0.26, N = 3 SE +/- 0.20, N = 3 SE +/- 0.25, N = 3 58.28 57.84 57.47 58.00 1. (CXX) g++ options: -O3 -march=native -std=c++11
CppPerformanceBenchmarks Test: Ctype OpenBenchmarking.org Seconds, Fewer Is Better CppPerformanceBenchmarks 9 Test: Ctype GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 8 16 24 32 40 SE +/- 0.04, N = 3 SE +/- 0.30, N = 3 SE +/- 0.00, N = 3 SE +/- 0.01, N = 3 32.31 29.80 32.22 29.09 1. (CXX) g++ options: -O3 -march=native -std=c++11
CppPerformanceBenchmarks Test: Math Library OpenBenchmarking.org Seconds, Fewer Is Better CppPerformanceBenchmarks 9 Test: Math Library GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 60 120 180 240 300 SE +/- 0.29, N = 3 SE +/- 2.46, N = 3 SE +/- 0.45, N = 3 SE +/- 0.41, N = 3 262.97 258.40 269.48 260.64 1. (CXX) g++ options: -O3 -march=native -std=c++11
CppPerformanceBenchmarks Test: Random Numbers OpenBenchmarking.org Seconds, Fewer Is Better CppPerformanceBenchmarks 9 Test: Random Numbers GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 300 600 900 1200 1500 SE +/- 10.04, N = 3 SE +/- 12.43, N = 3 SE +/- 2.69, N = 3 SE +/- 0.16, N = 3 1061.48 1282.03 1069.48 1296.98 1. (CXX) g++ options: -O3 -march=native -std=c++11
CppPerformanceBenchmarks Test: Stepanov Vector OpenBenchmarking.org Seconds, Fewer Is Better CppPerformanceBenchmarks 9 Test: Stepanov Vector GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 20 40 60 80 100 SE +/- 0.05, N = 3 SE +/- 0.04, N = 3 SE +/- 0.03, N = 3 SE +/- 0.01, N = 3 76.26 66.78 77.50 67.11 1. (CXX) g++ options: -O3 -march=native -std=c++11
CppPerformanceBenchmarks Test: Function Objects OpenBenchmarking.org Seconds, Fewer Is Better CppPerformanceBenchmarks 9 Test: Function Objects GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 4 8 12 16 20 SE +/- 0.01, N = 3 SE +/- 0.00, N = 3 SE +/- 0.15, N = 3 SE +/- 0.01, N = 3 13.84 14.76 14.82 14.70 1. (CXX) g++ options: -O3 -march=native -std=c++11
CppPerformanceBenchmarks Test: Stepanov Abstraction OpenBenchmarking.org Seconds, Fewer Is Better CppPerformanceBenchmarks 9 Test: Stepanov Abstraction GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 7 14 21 28 35 SE +/- 0.02, N = 3 SE +/- 0.01, N = 3 SE +/- 0.05, N = 3 SE +/- 0.01, N = 3 28.30 25.86 28.52 26.03 1. (CXX) g++ options: -O3 -march=native -std=c++11
Crafty Elapsed Time OpenBenchmarking.org Nodes Per Second, More Is Better Crafty 25.2 Elapsed Time GCC 10.0.0 20191208 GCC 9.2.1 2M 4M 6M 8M 10M SE +/- 15301.93, N = 3 SE +/- 11113.29, N = 3 9027835 8959937 1. (CC) gcc options: -pthread -lstdc++ -fprofile-use -lm
dav1d Video Input: Chimera 1080p OpenBenchmarking.org FPS, More Is Better dav1d 0.5.0 Video Input: Chimera 1080p GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 130 260 390 520 650 SE +/- 4.43, N = 3 SE +/- 1.62, N = 3 SE +/- 2.39, N = 3 SE +/- 2.49, N = 3 612.94 625.11 587.24 623.05 MIN: 452.17 / MAX: 769.81 MIN: 468.04 / MAX: 781 MIN: 439.81 / MAX: 722.49 MIN: 475.37 / MAX: 782.95 1. (CC) gcc options: -O3 -march=native -pthread
dav1d Video Input: Summer Nature 4K OpenBenchmarking.org FPS, More Is Better dav1d 0.5.0 Video Input: Summer Nature 4K GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 60 120 180 240 300 SE +/- 0.64, N = 3 SE +/- 0.34, N = 3 SE +/- 1.13, N = 3 SE +/- 0.37, N = 3 289.29 291.76 285.28 288.60 MIN: 172.47 / MAX: 306.73 MIN: 174.15 / MAX: 309.6 MIN: 168.88 / MAX: 304.29 MIN: 170.73 / MAX: 306.52 1. (CC) gcc options: -O3 -march=native -pthread
dav1d Video Input: Summer Nature 1080p OpenBenchmarking.org FPS, More Is Better dav1d 0.5.0 Video Input: Summer Nature 1080p GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 150 300 450 600 750 SE +/- 0.42, N = 3 SE +/- 2.78, N = 3 SE +/- 1.97, N = 3 SE +/- 1.73, N = 3 676.37 685.40 667.33 674.39 MIN: 396.97 / MAX: 738.73 MIN: 400.43 / MAX: 750.08 MIN: 387.89 / MAX: 728.98 MIN: 376.28 / MAX: 738.32 1. (CC) gcc options: -O3 -march=native -pthread
dav1d Video Input: Chimera 1080p 10-bit OpenBenchmarking.org FPS, More Is Better dav1d 0.5.0 Video Input: Chimera 1080p 10-bit GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 20 40 60 80 100 SE +/- 0.13, N = 3 SE +/- 0.12, N = 3 SE +/- 0.24, N = 3 SE +/- 0.07, N = 3 94.47 74.45 99.72 73.36 MIN: 56.43 / MAX: 192.99 MIN: 45.96 / MAX: 154.32 MIN: 60.51 / MAX: 199.48 MIN: 45.63 / MAX: 149.13 1. (CC) gcc options: -O3 -march=native -pthread
Facebook RocksDB Test: Random Fill OpenBenchmarking.org Op/s, More Is Better Facebook RocksDB 6.3.6 Test: Random Fill GCC 10.0.0 20191208 GCC 9.2.1 200K 400K 600K 800K 1000K SE +/- 13468.75, N = 3 SE +/- 4040.85, N = 3 930897 1023335 1. (CXX) g++ options: -O3 -march=native -std=c++11 -fno-builtin-memcmp -fno-rtti -rdynamic -lpthread
Facebook RocksDB Test: Random Read OpenBenchmarking.org Op/s, More Is Better Facebook RocksDB 6.3.6 Test: Random Read GCC 10.0.0 20191208 GCC 9.2.1 30M 60M 90M 120M 150M SE +/- 467553.12, N = 3 SE +/- 234281.58, N = 3 145368967 142287766 1. (CXX) g++ options: -O3 -march=native -std=c++11 -fno-builtin-memcmp -fno-rtti -rdynamic -lpthread
Facebook RocksDB Test: Sequential Fill OpenBenchmarking.org Op/s, More Is Better Facebook RocksDB 6.3.6 Test: Sequential Fill GCC 10.0.0 20191208 GCC 9.2.1 200K 400K 600K 800K 1000K SE +/- 4276.33, N = 3 SE +/- 10427.62, N = 3 1024733 1083649 1. (CXX) g++ options: -O3 -march=native -std=c++11 -fno-builtin-memcmp -fno-rtti -rdynamic -lpthread
Facebook RocksDB Test: Random Fill Sync OpenBenchmarking.org Op/s, More Is Better Facebook RocksDB 6.3.6 Test: Random Fill Sync GCC 10.0.0 20191208 GCC 9.2.1 5K 10K 15K 20K 25K SE +/- 40.43, N = 3 SE +/- 29.29, N = 3 24277 24368 1. (CXX) g++ options: -O3 -march=native -std=c++11 -fno-builtin-memcmp -fno-rtti -rdynamic -lpthread
Facebook RocksDB Test: Read While Writing OpenBenchmarking.org Op/s, More Is Better Facebook RocksDB 6.3.6 Test: Read While Writing GCC 10.0.0 20191208 GCC 9.2.1 1.1M 2.2M 3.3M 4.4M 5.5M SE +/- 38218.40, N = 15 SE +/- 73789.66, N = 4 4945916 4950890 1. (CXX) g++ options: -O3 -march=native -std=c++11 -fno-builtin-memcmp -fno-rtti -rdynamic -lpthread
FFTW Build: Stock - Size: 2D FFT Size 4096 OpenBenchmarking.org Mflops, More Is Better FFTW 3.3.6 Build: Stock - Size: 2D FFT Size 4096 GCC 10.0.0 20191208 GCC 9.2.1 LLVM Clang 9.0.0 2K 4K 6K 8K 10K SE +/- 76.26, N = 3 SE +/- 26.44, N = 3 SE +/- 24.98, N = 3 8135.2 8111.6 7531.2 1. (CC) gcc options: -pthread -O3 -march=native -lm
FFTW Build: Float + SSE - Size: 2D FFT Size 4096 OpenBenchmarking.org Mflops, More Is Better FFTW 3.3.6 Build: Float + SSE - Size: 2D FFT Size 4096 GCC 10.0.0 20191208 GCC 9.2.1 LLVM Clang 9.0.0 5K 10K 15K 20K 25K SE +/- 239.62, N = 3 SE +/- 309.06, N = 4 SE +/- 404.65, N = 3 20287 24184 23559 1. (CC) gcc options: -pthread -O3 -march=native -lm
FLAC Audio Encoding WAV To FLAC OpenBenchmarking.org Seconds, Fewer Is Better FLAC Audio Encoding 1.3.2 WAV To FLAC GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 2 4 6 8 10 SE +/- 0.006, N = 5 SE +/- 0.003, N = 5 SE +/- 0.007, N = 5 SE +/- 0.005, N = 5 8.042 7.145 8.073 7.192 -fvisibility=hidden -fvisibility=hidden 1. (CXX) g++ options: -O3 -march=native -logg -lm
GROMACS Water Benchmark OpenBenchmarking.org Ns Per Day, More Is Better GROMACS 2019.4 Water Benchmark GCC 10.0.0 20191208 GCC 9.2.1 0.5661 1.1322 1.6983 2.2644 2.8305 SE +/- 0.005, N = 3 SE +/- 0.001, N = 3 2.515 2.516 1. (CXX) g++ options: -mavx2 -mfma -O3 -march=native -std=c++11 -funroll-all-loops -pthread -lrt -lpthread -lm
Himeno Benchmark Poisson Pressure Solver OpenBenchmarking.org MFLOPS, More Is Better Himeno Benchmark 3.0 Poisson Pressure Solver GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 1100 2200 3300 4400 5500 SE +/- 51.56, N = 7 SE +/- 77.03, N = 3 SE +/- 61.37, N = 3 SE +/- 84.96, N = 3 4898.17 4866.90 4583.35 4983.28 1. (CC) gcc options: -O3 -march=native -mavx2
John The Ripper Test: Blowfish OpenBenchmarking.org Real C/S, More Is Better John The Ripper 1.9.0-jumbo-1 Test: Blowfish GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 13K 26K 39K 52K 65K SE +/- 170.74, N = 3 SE +/- 3.28, N = 3 SE +/- 184.04, N = 3 SE +/- 246.24, N = 3 41784 1932 41482 60586 -fopenmp -fopenmp -fopenmp 1. (CC) gcc options: -m64 -lssl -lcrypto -lgmp -pthread -lm -lz -ldl -lcrypt
LAME MP3 Encoding WAV To MP3 OpenBenchmarking.org Seconds, Fewer Is Better LAME MP3 Encoding 3.100 WAV To MP3 GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 2 4 6 8 10 SE +/- 0.007, N = 3 SE +/- 0.008, N = 3 SE +/- 0.012, N = 3 SE +/- 0.001, N = 6 6.701 7.788 6.729 7.951 -ffast-math -funroll-loops -fschedule-insns2 -fbranch-count-reg -fforce-addr -ffast-math -funroll-loops -fschedule-insns2 -fbranch-count-reg -fforce-addr -lncurses 1. (CC) gcc options: -O3 -pipe -march=native -lm
LeelaChessZero Backend: BLAS OpenBenchmarking.org Nodes Per Second, More Is Better LeelaChessZero 0.22.0 Backend: BLAS GCC 10.0.0 20191208 GCC 9.2.1 LLVM Clang 9.0.0 8 16 24 32 40 SE +/- 0.41, N = 3 SE +/- 0.56, N = 12 SE +/- 0.60, N = 15 29.33 32.76 33.30 1. (CXX) g++ options: -O3 -march=native -lpthread
LeelaChessZero Backend: Random OpenBenchmarking.org Nodes Per Second, More Is Better LeelaChessZero 0.22.0 Backend: Random GCC 10.0.0 20191208 GCC 9.2.1 LLVM Clang 9.0.0 20K 40K 60K 80K 100K SE +/- 275.83, N = 3 SE +/- 354.64, N = 3 SE +/- 553.66, N = 3 105805.0 105996.0 100236.8 1. (CXX) g++ options: -O3 -march=native -lpthread
libgav1 Video Input: Chimera 1080p OpenBenchmarking.org FPS, More Is Better libgav1 2019-10-05 Video Input: Chimera 1080p GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 12 24 36 48 60 SE +/- 0.08, N = 3 SE +/- 0.03, N = 3 SE +/- 0.11, N = 3 SE +/- 0.11, N = 3 51.70 46.69 51.84 52.47 1. (CXX) g++ options: -O3 -march=native -lpthread
libgav1 Video Input: Summer Nature 4K OpenBenchmarking.org FPS, More Is Better libgav1 2019-10-05 Video Input: Summer Nature 4K GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 6 12 18 24 30 SE +/- 0.02, N = 3 SE +/- 0.05, N = 3 SE +/- 0.02, N = 3 SE +/- 0.02, N = 3 23.89 21.17 23.74 23.94 1. (CXX) g++ options: -O3 -march=native -lpthread
libgav1 Video Input: Summer Nature 1080p OpenBenchmarking.org FPS, More Is Better libgav1 2019-10-05 Video Input: Summer Nature 1080p GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 20 40 60 80 100 SE +/- 0.09, N = 3 SE +/- 0.10, N = 3 SE +/- 0.04, N = 3 SE +/- 0.22, N = 3 77.92 70.28 77.11 78.57 1. (CXX) g++ options: -O3 -march=native -lpthread
libgav1 Video Input: Chimera 1080p 10-bit OpenBenchmarking.org FPS, More Is Better libgav1 2019-10-05 Video Input: Chimera 1080p 10-bit GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 6 12 18 24 30 SE +/- 0.04, N = 3 SE +/- 0.07, N = 3 SE +/- 0.04, N = 3 SE +/- 0.09, N = 3 21.93 23.11 22.01 24.19 1. (CXX) g++ options: -O3 -march=native -lpthread
miniFE Problem Size: Small OpenBenchmarking.org CG Mflops, More Is Better miniFE 2.2 Problem Size: Small GCC 10.0.0 20191208 GCC 9.2.1 LLVM Clang 9.0.0 2K 4K 6K 8K 10K SE +/- 4.74, N = 3 SE +/- 9.20, N = 3 SE +/- 3.20, N = 3 7767.98 7777.50 8037.33 1. (CXX) g++ options: -O3 -fopenmp -pthread -lmpi_cxx -lmpi
MKL-DNN DNNL Harness: IP Batch 1D - Data Type: f32 OpenBenchmarking.org ms, Fewer Is Better MKL-DNN DNNL 1.1 Harness: IP Batch 1D - Data Type: f32 GCC 10.0.0 20191208 GCC 9.2.1 LLVM Clang 9.0.0 0.4188 0.8376 1.2564 1.6752 2.094 SE +/- 0.00636, N = 3 SE +/- 0.00269, N = 3 SE +/- 0.00428, N = 3 1.86131 1.73710 1.67315 -fopenmp - MIN: 1.81 -fopenmp - MIN: 1.67 -fopenmp=libomp - MIN: 1.62 1. (CXX) g++ options: -O3 -march=native -std=c++11 -msse4.1 -fPIC -pie -lpthread -ldl
MKL-DNN DNNL Harness: Convolution Batch conv_alexnet - Data Type: f32 OpenBenchmarking.org ms, Fewer Is Better MKL-DNN DNNL 1.1 Harness: Convolution Batch conv_alexnet - Data Type: f32 GCC 10.0.0 20191208 GCC 9.2.1 LLVM Clang 9.0.0 30 60 90 120 150 SE +/- 1.45, N = 3 SE +/- 1.55, N = 3 SE +/- 0.15, N = 3 124.28 125.01 118.99 -fopenmp - MIN: 122.25 -fopenmp - MIN: 122.48 -fopenmp=libomp - MIN: 118.28 1. (CXX) g++ options: -O3 -march=native -std=c++11 -msse4.1 -fPIC -pie -lpthread -ldl
MKL-DNN DNNL Harness: Recurrent Neural Network Training - Data Type: f32 OpenBenchmarking.org ms, Fewer Is Better MKL-DNN DNNL 1.1 Harness: Recurrent Neural Network Training - Data Type: f32 GCC 10.0.0 20191208 GCC 9.2.1 LLVM Clang 9.0.0 40 80 120 160 200 SE +/- 0.39, N = 3 SE +/- 0.16, N = 3 SE +/- 0.38, N = 3 194.08 194.77 145.85 -fopenmp - MIN: 192.29 -fopenmp - MIN: 192.97 -fopenmp=libomp - MIN: 143.95 1. (CXX) g++ options: -O3 -march=native -std=c++11 -msse4.1 -fPIC -pie -lpthread -ldl
MKL-DNN DNNL Harness: Convolution Batch conv_googlenet_v3 - Data Type: f32 OpenBenchmarking.org ms, Fewer Is Better MKL-DNN DNNL 1.1 Harness: Convolution Batch conv_googlenet_v3 - Data Type: f32 GCC 10.0.0 20191208 GCC 9.2.1 LLVM Clang 9.0.0 12 24 36 48 60 SE +/- 0.24, N = 3 SE +/- 0.18, N = 3 SE +/- 0.11, N = 3 52.47 52.28 51.33 -fopenmp - MIN: 51.43 -fopenmp - MIN: 51.18 -fopenmp=libomp - MIN: 50.48 1. (CXX) g++ options: -O3 -march=native -std=c++11 -msse4.1 -fPIC -pie -lpthread -ldl
N-Queens Elapsed Time OpenBenchmarking.org Seconds, Fewer Is Better N-Queens 1.0 Elapsed Time GCC 10.0.0 20191208 GCC 9.2.1 0.9965 1.993 2.9895 3.986 4.9825 SE +/- 0.004, N = 3 SE +/- 0.007, N = 3 4.378 4.429 1. (CC) gcc options: -static -fopenmp -O3 -march=native
NGINX Benchmark Static Web Page Serving OpenBenchmarking.org Requests Per Second, More Is Better NGINX Benchmark 1.9.9 Static Web Page Serving GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 9K 18K 27K 36K 45K SE +/- 490.20, N = 3 SE +/- 238.62, N = 3 SE +/- 457.53, N = 3 SE +/- 326.86, N = 3 43035.46 43580.60 43426.72 43783.30 1. (CC) gcc options: -lpthread -lcrypt -lcrypto -lz -O3 -march=native
OpenSSL RSA 4096-bit Performance OpenBenchmarking.org Signs Per Second, More Is Better OpenSSL 1.1.1 RSA 4096-bit Performance GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 1500 3000 4500 6000 7500 SE +/- 20.75, N = 3 SE +/- 21.60, N = 3 SE +/- 21.05, N = 3 SE +/- 29.40, N = 3 7173.7 5189.1 7178.8 7191.6 -Qunused-arguments -Qunused-arguments 1. (CC) gcc options: -pthread -m64 -O3 -march=native -lssl -lcrypto -ldl
Parboil Test: OpenMP CUTCP OpenBenchmarking.org Seconds, Fewer Is Better Parboil 2.5 Test: OpenMP CUTCP GCC 10.0.0 20191208 GCC 9.2.1 0.283 0.566 0.849 1.132 1.415 SE +/- 0.007993, N = 3 SE +/- 0.002849, N = 3 1.257410 1.257716 1. (CXX) g++ options: -lm -lpthread -lgomp -O3 -ffast-math -fopenmp
Parboil Test: OpenMP Stencil OpenBenchmarking.org Seconds, Fewer Is Better Parboil 2.5 Test: OpenMP Stencil GCC 10.0.0 20191208 GCC 9.2.1 2 4 6 8 10 SE +/- 0.036635, N = 3 SE +/- 0.021046, N = 3 7.551706 7.576396 1. (CXX) g++ options: -lm -lpthread -lgomp -O3 -ffast-math -fopenmp
Parboil Test: OpenMP MRI Gridding OpenBenchmarking.org Seconds, Fewer Is Better Parboil 2.5 Test: OpenMP MRI Gridding GCC 10.0.0 20191208 GCC 9.2.1 14 28 42 56 70 SE +/- 0.24, N = 3 SE +/- 0.15, N = 3 62.94 49.00 1. (CXX) g++ options: -lm -lpthread -lgomp -O3 -ffast-math -fopenmp
PostgreSQL pgbench Scaling: Buffer Test - Test: Normal Load - Mode: Read Only OpenBenchmarking.org TPS, More Is Better PostgreSQL pgbench 12.0 Scaling: Buffer Test - Test: Normal Load - Mode: Read Only GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 140K 280K 420K 560K 700K SE +/- 876.37, N = 3 SE +/- 1018.99, N = 3 SE +/- 1703.60, N = 3 SE +/- 2145.94, N = 3 673644.96 668836.61 654500.68 675821.10 1. (CC) gcc options: -fno-strict-aliasing -fwrapv -O3 -march=native -lpgcommon -lpgport -lpq -lpthread -lrt -lcrypt -ldl -lm
PostgreSQL pgbench Scaling: Buffer Test - Test: Normal Load - Mode: Read Write OpenBenchmarking.org TPS, More Is Better PostgreSQL pgbench 12.0 Scaling: Buffer Test - Test: Normal Load - Mode: Read Write GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 7K 14K 21K 28K 35K SE +/- 2238.03, N = 12 SE +/- 1738.68, N = 15 SE +/- 77.46, N = 3 SE +/- 127.72, N = 3 15513.44 14868.68 30910.99 31491.38 1. (CC) gcc options: -fno-strict-aliasing -fwrapv -O3 -march=native -lpgcommon -lpgport -lpq -lpthread -lrt -lcrypt -ldl -lm
QMCPACK OpenBenchmarking.org Total Execution Time - Seconds, Fewer Is Better QMCPACK 3.8 GCC 10.0.0 20191208 GCC 9.2.1 LLVM Clang 9.0.0 500 1000 1500 2000 2500 1878.1 1893.6 2262.8 -finline-limit=1000 -funroll-all-loops -finline-limit=1000 -funroll-all-loops 1. (CXX) g++ options: -O3 -march=native -fopenmp -fomit-frame-pointer -fstrict-aliasing -ffast-math -lm
Rodinia Test: OpenMP LavaMD OpenBenchmarking.org Seconds, Fewer Is Better Rodinia 2.4 Test: OpenMP LavaMD GCC 10.0.0 20191208 GCC 9.2.1 3 6 9 12 15 SE +/- 0.01, N = 3 SE +/- 0.02, N = 3 10.09 10.10 1. (CXX) g++ options: -O2 -lOpenCL
Rodinia Test: OpenMP CFD Solver OpenBenchmarking.org Seconds, Fewer Is Better Rodinia 2.4 Test: OpenMP CFD Solver GCC 10.0.0 20191208 GCC 9.2.1 LLVM Clang 9.0.0 3 6 9 12 15 SE +/- 0.029, N = 3 SE +/- 0.052, N = 3 SE +/- 0.133, N = 3 9.185 9.151 9.633 -O2 -lOpenCL -O2 -lOpenCL -O3 -fopenmp 1. (CXX) g++ options:
Rodinia Test: OpenMP Streamcluster OpenBenchmarking.org Seconds, Fewer Is Better Rodinia 2.4 Test: OpenMP Streamcluster GCC 10.0.0 20191208 GCC 9.2.1 LLVM Clang 9.0.0 5 10 15 20 25 SE +/- 0.02, N = 3 SE +/- 0.54, N = 15 SE +/- 0.06, N = 3 19.07 19.76 18.82 -O2 -lOpenCL -O2 -lOpenCL -O3 -fopenmp 1. (CXX) g++ options:
Smallpt Global Illumination Renderer; 128 Samples OpenBenchmarking.org Seconds, Fewer Is Better Smallpt 1.0 Global Illumination Renderer; 128 Samples GCC 10.0.0 20191208 GCC 9.2.1 1.0744 2.1488 3.2232 4.2976 5.372 SE +/- 0.107, N = 15 SE +/- 0.006, N = 3 4.775 3.492 1. (CXX) g++ options: -fopenmp -O3 -march=native
SQLite Threads / Copies: 1 OpenBenchmarking.org Seconds, Fewer Is Better SQLite 3.30.1 Threads / Copies: 1 GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 4 8 12 16 20 SE +/- 0.03, N = 3 SE +/- 0.01, N = 3 SE +/- 0.04, N = 3 SE +/- 0.02, N = 3 14.24 14.25 14.25 14.20 1. (CC) gcc options: -O3 -march=native -lz -lm -ldl -lpthread
SQLite Speedtest Timed Time - Size 1,000 OpenBenchmarking.org Seconds, Fewer Is Better SQLite Speedtest 3.30 Timed Time - Size 1,000 GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 13 26 39 52 65 SE +/- 0.10, N = 3 SE +/- 0.13, N = 3 SE +/- 0.46, N = 3 SE +/- 0.44, N = 3 57.12 59.91 56.17 58.33 1. (CC) gcc options: -O3 -march=native -ldl -lz -lpthread
Stockfish Total Time OpenBenchmarking.org Nodes Per Second, More Is Better Stockfish 9 Total Time GCC 10.0.0 20191208 GCC 9.2.1 LLVM Clang 9.0.0 20M 40M 60M 80M 100M SE +/- 1221575.84, N = 3 SE +/- 74252.03, N = 3 SE +/- 194228.81, N = 3 80909082 76737462 81336054 1. (CXX) g++ options: -m64 -lpthread -O3 -march=native -fno-exceptions -std=c++11 -pedantic -msse -msse3 -mpopcnt -flto
Timed ImageMagick Compilation Time To Compile OpenBenchmarking.org Seconds, Fewer Is Better Timed ImageMagick Compilation 6.9.0 Time To Compile GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 5 10 15 20 25 SE +/- 0.04, N = 3 SE +/- 0.08, N = 3 SE +/- 0.08, N = 3 SE +/- 0.07, N = 3 15.06 20.91 13.51 13.53
Timed MrBayes Analysis Primate Phylogeny Analysis OpenBenchmarking.org Seconds, Fewer Is Better Timed MrBayes Analysis 3.2.7 Primate Phylogeny Analysis GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 16 32 48 64 80 SE +/- 0.32, N = 3 SE +/- 0.32, N = 3 SE +/- 0.27, N = 3 SE +/- 0.36, N = 3 69.79 70.71 70.33 64.85 -mabm -mabm 1. (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
Timed PHP Compilation Time To Compile OpenBenchmarking.org Seconds, Fewer Is Better Timed PHP Compilation 7.1.9 Time To Compile GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 20 40 60 80 100 SE +/- 0.08, N = 3 SE +/- 0.12, N = 3 SE +/- 0.08, N = 3 SE +/- 0.24, N = 3 50.24 78.18 44.94 64.76 1. (CC) gcc options: -O3 -march=native -pedantic -ldl -lz -lm
TSCP AI Chess Performance OpenBenchmarking.org Nodes Per Second, More Is Better TSCP 1.81 AI Chess Performance GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 300K 600K 900K 1200K 1500K SE +/- 1231.70, N = 5 SE +/- 1690.40, N = 5 SE +/- 9469.71, N = 5 SE +/- 2711.28, N = 5 1345991 1528248 1373089 1487001 1. (CC) gcc options: -O3 -march=native
TTSIOD 3D Renderer Phong Rendering With Soft-Shadow Mapping OpenBenchmarking.org FPS, More Is Better TTSIOD 3D Renderer 2.3b Phong Rendering With Soft-Shadow Mapping GCC 10.0.0 20191208 GCC 9.2.1 LLVM Clang 9.0.0 200 400 600 800 1000 SE +/- 1.33, N = 3 SE +/- 2.99, N = 3 SE +/- 0.09, N = 3 961.97 935.12 69.85 1. (CXX) g++ options: -O3 -march=native -fomit-frame-pointer -ffast-math -mtune=native -flto -msse -mrecip -mfpmath=sse -msse2 -mssse3 -lSDL -fopenmp -fwhole-program -lstdc++
Tungsten Renderer Scene: Hair OpenBenchmarking.org Seconds, Fewer Is Better Tungsten Renderer 0.2.2 Scene: Hair GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 3 6 9 12 15 SE +/- 0.03984, N = 3 SE +/- 0.01435, N = 3 SE +/- 0.02093, N = 3 SE +/- 0.01343, N = 3 9.44960 8.72625 9.70952 8.70024 -fstrict-aliasing -fstrict-aliasing 1. (CXX) g++ options: -O3 -march=native -std=c++0x -march=znver1 -msse2 -msse3 -mssse3 -msse4.1 -msse4.2 -msse4a -mfma -mbmi2 -mno-avx -mno-avx2 -mno-xop -mno-fma4 -mno-avx512f -mno-avx512vl -mno-avx512pf -mno-avx512er -mno-avx512cd -mno-avx512dq -mno-avx512bw -mno-avx512ifma -mno-avx512vbmi -rdynamic -ljpeg -lpthread -ldl
Tungsten Renderer Scene: Water Caustic OpenBenchmarking.org Seconds, Fewer Is Better Tungsten Renderer 0.2.2 Scene: Water Caustic GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 5 10 15 20 25 SE +/- 0.03, N = 3 SE +/- 0.04, N = 3 SE +/- 0.02, N = 3 SE +/- 0.02, N = 3 18.22 19.16 19.20 19.35 -fstrict-aliasing -fstrict-aliasing 1. (CXX) g++ options: -O3 -march=native -std=c++0x -march=znver1 -msse2 -msse3 -mssse3 -msse4.1 -msse4.2 -msse4a -mfma -mbmi2 -mno-avx -mno-avx2 -mno-xop -mno-fma4 -mno-avx512f -mno-avx512vl -mno-avx512pf -mno-avx512er -mno-avx512cd -mno-avx512dq -mno-avx512bw -mno-avx512ifma -mno-avx512vbmi -rdynamic -ljpeg -lpthread -ldl
Tungsten Renderer Scene: Non-Exponential OpenBenchmarking.org Seconds, Fewer Is Better Tungsten Renderer 0.2.2 Scene: Non-Exponential GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 0.9158 1.8316 2.7474 3.6632 4.579 SE +/- 0.01371, N = 3 SE +/- 0.01369, N = 3 SE +/- 0.01280, N = 3 SE +/- 0.00501, N = 3 3.36927 4.05176 3.37419 4.07043 -fstrict-aliasing -fstrict-aliasing 1. (CXX) g++ options: -O3 -march=native -std=c++0x -march=znver1 -msse2 -msse3 -mssse3 -msse4.1 -msse4.2 -msse4a -mfma -mbmi2 -mno-avx -mno-avx2 -mno-xop -mno-fma4 -mno-avx512f -mno-avx512vl -mno-avx512pf -mno-avx512er -mno-avx512cd -mno-avx512dq -mno-avx512bw -mno-avx512ifma -mno-avx512vbmi -rdynamic -ljpeg -lpthread -ldl
Tungsten Renderer Scene: Volumetric Caustic OpenBenchmarking.org Seconds, Fewer Is Better Tungsten Renderer 0.2.2 Scene: Volumetric Caustic GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 0.9178 1.8356 2.7534 3.6712 4.589 SE +/- 0.04581, N = 3 SE +/- 0.00780, N = 3 SE +/- 0.03613, N = 3 SE +/- 0.00668, N = 3 3.96697 3.72488 4.07902 3.68186 -fstrict-aliasing -fstrict-aliasing 1. (CXX) g++ options: -O3 -march=native -std=c++0x -march=znver1 -msse2 -msse3 -mssse3 -msse4.1 -msse4.2 -msse4a -mfma -mbmi2 -mno-avx -mno-avx2 -mno-xop -mno-fma4 -mno-avx512f -mno-avx512vl -mno-avx512pf -mno-avx512er -mno-avx512cd -mno-avx512dq -mno-avx512bw -mno-avx512ifma -mno-avx512vbmi -rdynamic -ljpeg -lpthread -ldl
VP9 libvpx Encoding vpxenc VP9 1080p Video Encode OpenBenchmarking.org Frames Per Second, More Is Better VP9 libvpx Encoding 1.8.1 vpxenc VP9 1080p Video Encode GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 50 100 150 200 250 SE +/- 1.29, N = 3 SE +/- 1.73, N = 15 SE +/- 1.49, N = 3 SE +/- 1.20, N = 3 195.63 207.68 197.37 207.78 1. (CXX) g++ options: -m64 -lm -lpthread -O3 -march=native -fPIC -U_FORTIFY_SOURCE -std=c++11
x264 H.264 Video Encoding OpenBenchmarking.org Frames Per Second, More Is Better x264 2018-09-25 H.264 Video Encoding GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 40 80 120 160 200 SE +/- 2.04, N = 8 SE +/- 0.76, N = 3 SE +/- 0.53, N = 3 SE +/- 1.58, N = 12 199.22 196.10 197.93 198.29 -mstack-alignment=64 -mstack-alignment=64 1. (CC) gcc options: -ldl -m64 -lm -lpthread -O3 -ffast-math -march=native -std=gnu99 -fPIC -fomit-frame-pointer -fno-tree-vectorize
x265 H.265 1080p Video Encoding OpenBenchmarking.org Frames Per Second, More Is Better x265 3.1.2 H.265 1080p Video Encoding GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 15 30 45 60 75 SE +/- 0.29, N = 3 SE +/- 0.39, N = 3 SE +/- 0.10, N = 3 SE +/- 0.07, N = 3 65.74 67.11 64.69 66.27 1. (CXX) g++ options: -O3 -march=native -rdynamic -lpthread -lrt -ldl -lnuma
XZ Compression Compressing ubuntu-16.04.3-server-i386.img, Compression Level 9 OpenBenchmarking.org Seconds, Fewer Is Better XZ Compression 5.2.4 Compressing ubuntu-16.04.3-server-i386.img, Compression Level 9 GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 5 10 15 20 25 SE +/- 0.16, N = 3 SE +/- 0.02, N = 3 SE +/- 0.01, N = 3 SE +/- 0.02, N = 3 20.04 19.69 19.75 19.69 1. (CC) gcc options: -pthread -fvisibility=hidden -O3 -march=native
Zstd Compression Compressing ubuntu-16.04.3-server-i386.img, Compression Level 19 OpenBenchmarking.org Seconds, Fewer Is Better Zstd Compression 1.3.4 Compressing ubuntu-16.04.3-server-i386.img, Compression Level 19 GCC 10.0.0 20191208 LLVM Clang 10.0 20191222 GCC 9.2.1 LLVM Clang 9.0.0 3 6 9 12 15 SE +/- 0.089, N = 3 SE +/- 0.033, N = 3 SE +/- 0.125, N = 3 SE +/- 0.100, N = 3 10.052 10.107 10.040 9.817 1. (CC) gcc options: -O3 -march=native -pthread -lz -llzma
Phoronix Test Suite v10.8.4