KVM testing on Ubuntu 22.04 via the Phoronix Test Suite.
HTML result view exported from: https://openbenchmarking.org/result/2301259-NE-SMALLPT2035.
smallpt-20230125ProcessorMotherboardChipsetMemoryDiskGraphicsMonitorNetworkOSKernelVulkanCompilerFile-SystemScreen ResolutionSystem Layersmallpt-20230125AMD EPYC 7642 48-Core (1 Core)Linode Compute InstanceIntel 82G33/G31/P35/P31 + ICH91 x GB RAM QEMU26GB QEMU HDD + QEMU HDDbochs-drmdrmfbQEMU MonitorRed Hat Virtio deviceUbuntu 22.045.15.0-58-generic (x86_64)1.2.204GCC 11.3.0ext41280x800KVMOpenBenchmarking.org- Transparent Huge Pages: madvise- --build=x86_64-linux-gnu --disable-vtable-verify --disable-werror --enable-bootstrap --enable-cet --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++,m2 --enable-libphobos-checking=release --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-link-serialization=2 --enable-multiarch --enable-multilib --enable-nls --enable-objc-gc=auto --enable-offload-targets=nvptx-none=/build/gcc-11-xKiWfi/gcc-11-11.3.0/debian/tmp-nvptx/usr,amdgcn-amdhsa=/build/gcc-11-xKiWfi/gcc-11-11.3.0/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-build-config=bootstrap-lto-lean --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 - CPU Microcode: 0x8301038- itlb_multihit: Not affected + l1tf: Not affected + mds: Not affected + meltdown: Not affected + mmio_stale_data: Not affected + retbleed: Mitigation of untrained return thunk; SMT disabled + 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 Retpolines IBPB: conditional STIBP: disabled RSB filling PBRSB-eIBRS: Not affected + srbds: Not affected + tsx_async_abort: Not affected
smallpt-20230125smallpt: Global Illumination Renderer; 128 SamplesStandard ErrorStandard Deviationsmallpt-20230125165.3110.320.33%OpenBenchmarking.org
OpenBenchmarking.orgSeconds, Fewer Is BetterSmallpt 1.0Global Illumination Renderer; 128 Samplessmallpt-202301254080120160200SE +/- 0.32, N = 3165.311. (CXX) g++ options: -fopenmp -O3
Phoronix Test Suite v10.8.4