smallpt-test

2 x AMD EPYC 7551 32-Core testing with a Supermicro Super Server H11DSi-NT v1.01 (1.1c BIOS) and llvmpipe on Ubuntu 24.04 via the Phoronix Test Suite.

HTML result view exported from: https://openbenchmarking.org/result/2411115-NE-SMALLPTTE91.

smallpt-testProcessorMotherboardChipsetMemoryDiskGraphicsMonitorNetworkOSKernelDesktopDisplay ServerOpenGLCompilerFile-SystemScreen Resolution2 x AMD EPYC 7551 32-Core2 x AMD EPYC 7551 32-Core @ 2.00GHz (64 Cores / 128 Threads)Supermicro Super Server H11DSi-NT v1.01 (1.1c BIOS)AMD 17h1 x 16GB DDR4-2667MT/s256GB Inland TN320 NVMe SSDllvmpipeVGA HDMI2 x Intel X550 + Realtek RTL8192EE PCIeUbuntu 24.046.8.0-41-generic (x86_64)GNOME Shell 46.0X Server + Wayland4.5 Mesa 24.0.9-0ubuntu0.2 (LLVM 17.0.6 256 bits)GCC 13.2.0ext41920x1080OpenBenchmarking.org- Transparent Huge Pages: madvise- --build=x86_64-linux-gnu --disable-vtable-verify --disable-werror --enable-cet --enable-checking=release --enable-clocale=gnu --enable-default-pie --enable-gnu-unique-object --enable-languages=c,ada,c++,go,d,fortran,objc,obj-c++,m2 --enable-libphobos-checking=release --enable-libstdcxx-backtrace --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-multiarch --enable-multilib --enable-nls --enable-objc-gc=auto --enable-offload-defaulted --enable-offload-targets=nvptx-none=/build/gcc-13-uJ7kn6/gcc-13-13.2.0/debian/tmp-nvptx/usr,amdgcn-amdhsa=/build/gcc-13-uJ7kn6/gcc-13-13.2.0/debian/tmp-gcn/usr --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 schedutil (Boost: Enabled) - CPU Microcode: 0x800126f - gather_data_sampling: Not affected + itlb_multihit: Not affected + l1tf: Not affected + mds: Not affected + meltdown: Not affected + mmio_stale_data: Not affected + reg_file_data_sampling: Not affected + retbleed: Mitigation of untrained return thunk; SMT vulnerable + spec_rstack_overflow: Mitigation of Safe RET + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Retpolines; IBPB: conditional; STIBP: disabled; RSB filling; PBRSB-eIBRS: Not affected; BHI: Not affected + srbds: Not affected + tsx_async_abort: Not affected

smallpt-testsmallpt: Global Illumination Renderer; 128 SamplesStandard ErrorStandard Deviation2 x AMD EPYC 7551 32-Core2.6310.031.72%OpenBenchmarking.org

Smallpt

Global Illumination Renderer; 128 Samples

OpenBenchmarking.orgSeconds, Fewer Is BetterSmallpt 1.0Global Illumination Renderer; 128 Samples2 x AMD EPYC 7551 32-Core0.5921.1841.7762.3682.96SE +/- 0.026, N = 32.6311. (CXX) g++ options: -fopenmp -O3

Phoronix Test Suite v10.8.5