BeforeCPU, AfterCPUUndervolt

Intel Core i7-8550U testing with a HUAWEI MACH-WX9-PCB (1.28 BIOS) and NVIDIA GeForce MX150 2GB on Ubuntu 19.04 via the Phoronix Test Suite.

HTML result view exported from: https://openbenchmarking.org/result/1905089-SP-BEFORECPU58,1905109-SP-AFTERCPUU06&sor.

BeforeCPU, AfterCPUUndervoltProcessorMotherboardChipsetMemoryDiskGraphicsAudioNetworkOSKernelDesktopDisplay ServerDisplay DriverOpenGLCompilerFile-SystemScreen ResolutionCPU Test Before ModsUndervoltCPUIntel Core i7-8550U @ 4.00GHz (4 Cores / 8 Threads)HUAWEI MACH-WX9-PCB (1.28 BIOS)Intel Xeon E3-1200 v6/7th16384MB512GB SAMSUNG MZVLB512HAJQ-00000NVIDIA GeForce MX150 2GB (1708/2504MHz)Realtek ALC256Intel 8265 / 8275Ubuntu 19.045.0.0-13-generic (x86_64)GNOME Shell 3.32.0X Server 1.20.4NVIDIA 418.564.6.0GCC 8.3.0ext43000x2000NVIDIA GeForce MX150 2GB (1683/2504MHz)OpenBenchmarking.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: intel_pstate powersaveSecurity Details- KPTI + __user pointer sanitization + Full generic retpoline IBPB: conditional IBRS_FW STIBP: conditional RSB filling + SSB disabled via prctl and seccomp + PTE Inversion; VMX: conditional cache flushes SMT vulnerable

BeforeCPU, AfterCPUUndervoltetqw-demo: 3000 x 2000stream: Copystream: Scalestream: Triadstream: Addmafft: Multiple Sequence Alignmentcrafty: Elapsed Timetscp: AI Chess Performancettsiod-renderer: Phong Rendering With Soft-Shadow Mappingx264: H.264 Video Encodinghimeno: Poisson Pressure Solvercompress-7zip: Compress Speed Testc-ray: Total Time - 4K, 16 Rays Per Pixelcompress-pbzip2: 256MB File Compressionpovray: Trace Timesmallpt: Global Illumination Renderer; 128 Samplesencode-flac: WAV To FLACencode-mp3: WAV To MP3ffmpeg: H.264 HD To NTSC DVtachyon: Total Timeopenssl: RSA 4096-bit Performanceapache: Static Web Page ServingCPU Test Before ModsUndervoltCPU55.77234841261911848117946.866930875127791312723.25229115093313.0015.53219.3146.6110.3234.4010.2520.786351964856.23237391296712288121945.247201747120843713324.16233215417300.6014.93209.2044.819.9333.669.8819.9066420014OpenBenchmarking.org

ET: Quake Wars Demo

3000 x 2000

OpenBenchmarking.orgFrames Per Second, More Is BetterET: Quake Wars Demo3000 x 2000UndervoltCPUCPU Test Before Mods1326395265SE +/- 0.03, N = 3SE +/- 0.09, N = 356.2355.77

Stream

Type: Copy

OpenBenchmarking.orgMB/s, More Is BetterStream 2013-01-17Type: CopyUndervoltCPUCPU Test Before Mods5K10K15K20K25KSE +/- 32.04, N = 5SE +/- 14.13, N = 523739234841. (CC) gcc options: -O3 -march=native -fopenmp

Stream

Type: Scale

OpenBenchmarking.orgMB/s, More Is BetterStream 2013-01-17Type: ScaleUndervoltCPUCPU Test Before Mods3K6K9K12K15KSE +/- 19.22, N = 5SE +/- 31.49, N = 512967126191. (CC) gcc options: -O3 -march=native -fopenmp

Stream

Type: Triad

OpenBenchmarking.orgMB/s, More Is BetterStream 2013-01-17Type: TriadUndervoltCPUCPU Test Before Mods3K6K9K12K15KSE +/- 35.51, N = 5SE +/- 20.45, N = 512288118481. (CC) gcc options: -O3 -march=native -fopenmp

Stream

Type: Add

OpenBenchmarking.orgMB/s, More Is BetterStream 2013-01-17Type: AddUndervoltCPUCPU Test Before Mods3K6K9K12K15KSE +/- 41.50, N = 5SE +/- 31.72, N = 512194117941. (CC) gcc options: -O3 -march=native -fopenmp

Timed MAFFT Alignment

Multiple Sequence Alignment

OpenBenchmarking.orgSeconds, Fewer Is BetterTimed MAFFT Alignment 7.392Multiple Sequence AlignmentUndervoltCPUCPU Test Before Mods246810SE +/- 0.03, N = 3SE +/- 0.32, N = 125.246.861. (CC) gcc options: -std=c99 -O3 -lm -lpthread

Crafty

Elapsed Time

OpenBenchmarking.orgNodes Per Second, More Is BetterCrafty 25.2Elapsed TimeUndervoltCPUCPU Test Before Mods1.5M3M4.5M6M7.5MSE +/- 107445.27, N = 3SE +/- 72866.58, N = 10720174769308751. (CC) gcc options: -pthread -lstdc++ -fprofile-use -lm

TSCP

AI Chess Performance

OpenBenchmarking.orgNodes Per Second, More Is BetterTSCP 1.81AI Chess PerformanceCPU Test Before ModsUndervoltCPU300K600K900K1200K1500KSE +/- 1325.99, N = 5SE +/- 4271.50, N = 5127791312084371. (CC) gcc options: -O3 -march=native

TTSIOD 3D Renderer

Phong Rendering With Soft-Shadow Mapping

OpenBenchmarking.orgFPS, More Is BetterTTSIOD 3D Renderer 2.3bPhong Rendering With Soft-Shadow MappingUndervoltCPUCPU Test Before Mods306090120150SE +/- 2.16, N = 4SE +/- 1.85, N = 31331271. (CXX) g++ options: -O3 -fomit-frame-pointer -ffast-math -mtune=native -flto -msse -mrecip -mfpmath=sse -msse2 -mssse3 -lSDL -fopenmp -fwhole-program -lstdc++

x264

H.264 Video Encoding

OpenBenchmarking.orgFrames Per Second, More Is Betterx264 2018-09-25H.264 Video EncodingUndervoltCPUCPU Test Before Mods612182430SE +/- 0.36, N = 5SE +/- 0.36, N = 524.1623.251. (CC) gcc options: -ldl -m64 -lm -lpthread -O3 -ffast-math -std=gnu99 -fPIC -fomit-frame-pointer -fno-tree-vectorize

Himeno Benchmark

Poisson Pressure Solver

OpenBenchmarking.orgMFLOPS, More Is BetterHimeno Benchmark 3.0Poisson Pressure SolverUndervoltCPUCPU Test Before Mods5001000150020002500SE +/- 38.48, N = 4SE +/- 33.49, N = 5233222911. (CC) gcc options: -O3 -mavx2

7-Zip Compression

Compress Speed Test

OpenBenchmarking.orgMIPS, More Is Better7-Zip Compression 16.02Compress Speed TestUndervoltCPUCPU Test Before Mods3K6K9K12K15KSE +/- 202.71, N = 7SE +/- 297.35, N = 315417150931. (CXX) g++ options: -pipe -lpthread

C-Ray

Total Time - 4K, 16 Rays Per Pixel

OpenBenchmarking.orgSeconds, Fewer Is BetterC-Ray 1.1Total Time - 4K, 16 Rays Per PixelUndervoltCPUCPU Test Before Mods70140210280350SE +/- 0.64, N = 3SE +/- 0.57, N = 3300.60313.001. (CC) gcc options: -lm -lpthread -O3

Parallel BZIP2 Compression

256MB File Compression

OpenBenchmarking.orgSeconds, Fewer Is BetterParallel BZIP2 Compression 1.1.12256MB File CompressionUndervoltCPUCPU Test Before Mods48121620SE +/- 0.18, N = 11SE +/- 0.17, N = 1014.9315.531. (CXX) g++ options: -O2 -pthread -lbz2 -lpthread

POV-Ray

Trace Time

OpenBenchmarking.orgSeconds, Fewer Is BetterPOV-Ray 3.7.0.7Trace TimeUndervoltCPUCPU Test Before Mods50100150200250SE +/- 0.79, N = 3SE +/- 0.67, N = 3209.20219.311. (CXX) g++ options: -pipe -O3 -ffast-math -march=native -pthread -lSDL -lSM -lICE -lX11 -ltiff -ljpeg -lpng -lz -lrt -lm -lboost_thread -lboost_system

Smallpt

Global Illumination Renderer; 128 Samples

OpenBenchmarking.orgSeconds, Fewer Is BetterSmallpt 1.0Global Illumination Renderer; 128 SamplesUndervoltCPUCPU Test Before Mods1122334455SE +/- 0.36, N = 3SE +/- 0.72, N = 344.8146.611. (CXX) g++ options: -fopenmp -O3

FLAC Audio Encoding

WAV To FLAC

OpenBenchmarking.orgSeconds, Fewer Is BetterFLAC Audio Encoding 1.3.2WAV To FLACUndervoltCPUCPU Test Before Mods3691215SE +/- 0.14, N = 5SE +/- 0.09, N = 159.9310.321. (CXX) g++ options: -O2 -fvisibility=hidden -logg -lm

LAME MP3 Encoding

WAV To MP3

OpenBenchmarking.orgSeconds, Fewer Is BetterLAME MP3 Encoding 3.100WAV To MP3UndervoltCPUCPU Test Before Mods816243240SE +/- 0.46, N = 3SE +/- 0.49, N = 333.6634.401. (CC) gcc options: -lm

FFmpeg

H.264 HD To NTSC DV

OpenBenchmarking.orgSeconds, Fewer Is BetterFFmpeg 4.0.2H.264 HD To NTSC DVUndervoltCPUCPU Test Before Mods3691215SE +/- 0.17, N = 11SE +/- 0.16, N = 119.8810.251. (CC) gcc options: -lavdevice -lavfilter -lavformat -lavcodec -lswresample -lswscale -lavutil -lm -lxcb -lxcb-shape -lxcb-xfixes -lasound -pthread -llzma -std=c11 -fomit-frame-pointer -fPIC -O3 -fno-math-errno -fno-signed-zeros -fno-tree-vectorize -MMD -MF -MT

Tachyon

Total Time

OpenBenchmarking.orgSeconds, Fewer Is BetterTachyon 0.98.9Total TimeUndervoltCPUCPU Test Before Mods510152025SE +/- 0.26, N = 7SE +/- 0.27, N = 719.9020.781. (CC) gcc options: -m32 -O3 -fomit-frame-pointer -ffast-math -ltachyon -lm -lpthread

OpenSSL

RSA 4096-bit Performance

OpenBenchmarking.orgSigns Per Second, More Is BetterOpenSSL 1.1.1RSA 4096-bit PerformanceUndervoltCPUCPU Test Before Mods140280420560700SE +/- 9.90, N = 12SE +/- 9.75, N = 126646351. (CC) gcc options: -pthread -m64 -O3 -lssl -lcrypto -ldl

Apache Benchmark

Static Web Page Serving

OpenBenchmarking.orgRequests Per Second, More Is BetterApache Benchmark 2.4.29Static Web Page ServingUndervoltCPUCPU Test Before Mods4K8K12K16K20KSE +/- 242.61, N = 8SE +/- 232.33, N = 820014196481. (CC) gcc options: -shared -fPIC -O2 -pthread

Phoronix Test Suite v10.8.4