4 x AMD EPYC (with IBPB) On Clear Linux OS 26170

Various open-source benchmarks by the Phoronix Test Suite v8.4.0m2 (Skiptvet).

HTML result view exported from: https://openbenchmarking.org/result/1811093-CLEA-4XAMDEP93.

4 x AMD EPYC (with IBPB) On Clear Linux OS 26170ProcessorMotherboardChipsetMemoryDiskGraphicsAudioNetworkOSKernelDesktopDisplay ServerDisplay DriverOpenGLCompilerFile-SystemScreen ResolutionSystem LayerAMD EPYC4 x AMD EPYC (with IBPB) @ 3.39GHz (4 Cores)QEMU Standard PC (i440FX + PIIX 1996) (0.0.0 BIOS)Intel 440FX- 82441FX PMC64512MB452GBllvmpipe 63GBIntel 82801FB/FBM/FR/FW/FRWIntel 82540EM GigabitClear Linux OS 261704.18.16-295.kvm (x86_64)KDE Plasma 5.14.3X Server 1.20.3modesetting 1.20.33.3 Mesa 18.3.0-devel (LLVM 7.0 128 bits)GCC 8.2.1 20180502 + Clang 7.0.0 + LLVM 7.0.0ext41024x768KVMOpenBenchmarking.org- CFFLAGS=-g-O3-feliminate-unused-debug-types-pipe-Wall-Wp-D_FORTIFY_SOURCE=2-fexceptions-fstack-protector--param=ssp-buffer-size=32-Wl--copy-dt-needed-entries-m64-fasynchronous-unwind-tables-Wp-D_REENTRANT-ftree-loop-distribute-patterns-Wl-z-Wl now-Wl-z-Wl relro-malign-data=abi-fno-semantic-interposition-ftree-vectorize-ftree-loop-vectorize-Wl-sort-common-Wl--enable-new-dtags MESA_GLSL_CACHE_DISABLE=0 CFLAGS=-g-O3-feliminate-unused-debug-types-pipe-Wall-Wp-D_FORTIFY_SOURCE=2-fexceptions-fstack-protector--param=ssp-buffer-size=32-Wformat-Wformat-security-Wl--copy-dt-needed-entries-m64-fasynchronous-unwind-tables-Wp-D_REENTRANT-ftree-loop-distribute-patterns-Wl-z-Wl now-Wl-z-Wl relro-fno-semantic-interposition-ffat-lto-objects-fno-signed-zeros-fno-trapping-math-fassociative-math-Wl-sort-common-Wl--enable-new-dtags CXXFLAGS=-g-O3-feliminate-unused-debug-types-pipe-Wall-Wp-D_FORTIFY_SOURCE=2-fexceptions-fstack-protector--param=ssp-buffer-size=32-Wformat-Wformat-security-Wl--copy-dt-needed-entries-m64-fasynchronous-unwind-tables-Wp-D_REENTRANT-ftree-loop-distribute-patterns-Wl-z-Wl now-Wl-z-Wl relro-fno-semantic-interposition-ffat-lto-objects-fno-signed-zeros-fno-trapping-math-fassociative-math-Wl-sort-common-Wl--enable-new-dtags-fvisibility-inlines-hidden-Wl--enable-new-dtags FFLAGS=-g-O3-feliminate-unused-debug-types-pipe-Wall-Wp-D_FORTIFY_SOURCE=2-fexceptions-fstack-protector--param=ssp-buffer-size=32-Wl--copy-dt-needed-entries-m64-fasynchronous-unwind-tables-Wp-D_REENTRANT-ftree-loop-distribute-patterns-Wl-z-Wl now-Wl-z-Wl relro-malign-data=abi-fno-semantic-interposition-ftree-vectorize-ftree-loop-vectorize-Wl--enable-new-dtags THEANO_FLAGS=floatX=float32 openmp=true gcc.cxxflags="-ftree-vectorize-mavx" - --build=x86_64-generic-linux --disable-libmpx --disable-libunwind-exceptions --disable-multiarch --disable-vtable-verify --enable-__cxa_atexit --enable-bootstrap --enable-clocale=gnu --enable-gnu-indirect-function --enable-languages=c,c++,fortran,go --enable-ld=default --enable-libstdcxx-pch --enable-lto --enable-multilib --enable-plugin --enable-shared --enable-threads=posix --exec-prefix=/usr --includedir=/usr/include --target=x86_64-generic-linux --with-arch=westmere --with-glibc-version=2.19 --with-gnu-ld --with-isl --with-ppl=yes --with-tune=haswell - KPTI + __user pointer sanitization + Full generic retpoline IBPB + PTE Inversion

4 x AMD EPYC (with IBPB) On Clear Linux OS 26170compress-7zip: Compress Speed TestStandard ErrorStandard DeviationAMD EPYC1873662.990.58%OpenBenchmarking.org

7-Zip Compression

Compress Speed Test

OpenBenchmarking.orgMIPS, More Is Better7-Zip Compression 16.02Compress Speed TestAMD EPYC4K8K12K16K20KSE +/- 62.99, N = 3187361. (CXX) g++ options: -pipe -lpthread

Phoronix Test Suite v10.8.4