EPYC toybrot

AMD EPYC 7551 32-Core testing with a GIGABYTE MZ31-AR0-00 v01010101 (F10 BIOS) and ASPEED on Debian 10 via the Phoronix Test Suite.

HTML result view exported from: https://openbenchmarking.org/result/2102158-HA-EPYCTOYBR49.

EPYC toybrotProcessorMotherboardChipsetMemoryDiskGraphicsNetworkOSKernelCompilerFile-SystemScreen Resolution12345AMD EPYC 7551 32-Core @ 2.00GHz (32 Cores / 64 Threads)GIGABYTE MZ31-AR0-00 v01010101 (F10 BIOS)AMD 17h8 x 4096 MB DDR4-2667MT/s 9ASF51272PZ-2G6E1Samsung SSD 960 EVO 500GBASPEEDRealtek RTL8111/8168/8411 + 2 x Broadcom NetXtreme II BCM57810 10Debian 104.19.0-10-amd64 (x86_64)GCC 8.3.0ext41024x768OpenBenchmarking.orgCompiler Details- --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++ --enable-libmpx --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-multiarch --enable-multilib --enable-nls --enable-objc-gc=auto --enable-offload-targets=nvptx-none --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 --with-tune=generic --without-cuda-driver -v Processor Details- Scaling Governor: acpi-cpufreq ondemand (Boost: Enabled) - CPU Microcode: 0x8001227Security 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: disabled RSB filling + srbds: Not affected + tsx_async_abort: Not affected

EPYC toybrottoybrot: OpenMPtoybrot: C++ Taskstoybrot: C++ Threads12345165071630816136165591635216128164591642916117164741632016170165231639816148OpenBenchmarking.org

toyBrot Fractal Generator

Implementation: OpenMP

OpenBenchmarking.orgms, Fewer Is BettertoyBrot Fractal Generator 2020-11-18Implementation: OpenMP123454K8K12K16K20KSE +/- 28.01, N = 3SE +/- 36.09, N = 3SE +/- 23.13, N = 3SE +/- 15.50, N = 3SE +/- 8.95, N = 316507165591645916474165231. (CXX) g++ options: -O3 -lpthread -lstdc++fs -lm -lgcc -lgcc_s -lc

toyBrot Fractal Generator

Implementation: C++ Tasks

OpenBenchmarking.orgms, Fewer Is BettertoyBrot Fractal Generator 2020-11-18Implementation: C++ Tasks123454K8K12K16K20KSE +/- 14.52, N = 3SE +/- 60.17, N = 3SE +/- 27.85, N = 3SE +/- 40.08, N = 3SE +/- 33.74, N = 316308163521642916320163981. (CXX) g++ options: -O3 -lpthread -lstdc++fs -lm -lgcc -lgcc_s -lc

toyBrot Fractal Generator

Implementation: C++ Threads

OpenBenchmarking.orgms, Fewer Is BettertoyBrot Fractal Generator 2020-11-18Implementation: C++ Threads123453K6K9K12K15KSE +/- 8.95, N = 3SE +/- 14.50, N = 3SE +/- 7.42, N = 3SE +/- 4.06, N = 3SE +/- 23.45, N = 316136161281611716170161481. (CXX) g++ options: -O3 -lpthread -lstdc++fs -lm -lgcc -lgcc_s -lc

Phoronix Test Suite v10.8.4