Gromacs + KeyDB

2 x AMD EPYC 7742 64-Core testing with a AMD DAYTONA_X (RDY1001C BIOS) and llvmpipe 504GB on Ubuntu 19.10 via the Phoronix Test Suite.

HTML result view exported from: https://openbenchmarking.org/result/2002274-VE-GROMACSKE45.

Gromacs + KeyDBProcessorMotherboardChipsetMemoryDiskGraphicsMonitorNetworkOSKernelDesktopDisplay ServerOpenGLCompilerFile-SystemScreen Resolution2 x AMD EPYC 7742 64-Core - llvmpipe 504GB - AMD2 x AMD EPYC 7742 64-Core @ 2.25GHz (128 Cores / 256 Threads)AMD DAYTONA_X (RDY1001C BIOS)AMD Starship/Matisse16 x 32 GB DDR4-3200MT/s 36ASF4G72PZ-3G2E2280GB INTEL SSDPE21D280GA + 256GB Micron_1100_MTFDllvmpipe 504GBVE2282 x Mellanox MT27710Ubuntu 19.105.6.0-050600rc3-generic (x86_64) 20200223GNOME Shell 3.34.1X Server3.3 Mesa 20.1.0-devel (git-01496e3 2020-02-25 eoan-oibaf-ppa) (LLVM 10.0.0 128 bits)GCC 9.2.1 20191008ext41920x1080OpenBenchmarking.org- --build=x86_64-linux-gnu --disable-vtable-verify --disable-werror --enable-bootstrap --enable-checking=release --enable-clocale=gnu --enable-default-pie --enable-gnu-unique-object --enable-languages=c,ada,c++,go,brig,d,fortran,objc,obj-c++,gm2 --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-multiarch --enable-multilib --enable-nls --enable-offload-targets=nvptx-none,hsa --enable-plugin --enable-shared --enable-threads=posix --host=x86_64-linux-gnu --program-prefix=x86_64-linux-gnu- --target=x86_64-linux-gnu --with-abi=m64 --with-arch-32=i686 --with-default-libstdcxx-abi=new --with-gcc-major-version-only --with-multilib-list=m32,m64,mx32 --with-target-system-zlib=auto --with-tune=generic --without-cuda-driver -v - Scaling Governor: acpi-cpufreq ondemand - CPU Microcode: 0x830101c- 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 IBRS_FW STIBP: conditional RSB filling + tsx_async_abort: Not affected

Gromacs + KeyDBgromacs: Water BenchmarkStandard ErrorStandard Deviation2 x AMD EPYC 7742 64-Core - llvmpipe 504GB - AMD3.4810.2222.01%OpenBenchmarking.org

GROMACS

Water Benchmark

OpenBenchmarking.orgNs Per Day, More Is BetterGROMACS 2020Water Benchmark2 x AMD EPYC 7742 64-Core - llvmpipe 504GB - AMD0.78321.56642.34963.13283.916SE +/- 0.221, N = 123.4811. (CXX) g++ options: -O3 -pthread -lrt -lpthread -lm

Phoronix Test Suite v10.8.4