cray1

AMD EPYC 7502P 32-Core testing with a AIC AURIGA v01 (Auri_1.01.5 BIOS) and ASPEED on Ubuntu 20.04 via the Phoronix Test Suite.

HTML result view exported from: https://openbenchmarking.org/result/2006042-NI-CRAY1664723.

cray1ProcessorMotherboardChipsetMemoryDiskGraphicsAudioNetworkOSKernelCompilerFile-SystemScreen Resolutioncputest1AMD EPYC 7502P 32-Core @ 2.50GHz (32 Cores / 64 Threads)AIC AURIGA v01 (Auri_1.01.5 BIOS)AMD Starship/Matisse4 x 32 GB DDR4-2667MT/s Samsung M393A4K40CB2-CTD2 x 250GB Samsung SSD 860ASPEEDAMD Starship/Matisse4 x Intel 82571EB/82571GBUbuntu 20.045.4.0-26-generic (x86_64)GCC 9.3.0ext41024x768OpenBenchmarking.org- --build=x86_64-linux-gnu --disable-vtable-verify --disable-werror --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-objc-gc=auto --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: 0x8301025- 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

cray1c-ray: Total Time - 4K, 16 Rays Per PixelStandard ErrorStandard Deviationcputest120.7830.010.12%OpenBenchmarking.org

C-Ray

Total Time - 4K, 16 Rays Per Pixel

OpenBenchmarking.orgSeconds, Fewer Is BetterC-Ray 1.1Total Time - 4K, 16 Rays Per Pixelcputest1510152025SE +/- 0.01, N = 320.781. (CC) gcc options: -lm -lpthread -O3

Phoronix Test Suite v10.8.4