LLVM Clang 3.2 Release

Final release benchmarking of LLVM Clang 3.2 final release using optimized/non-debug/non-assert builds of LLVM Clang 3.1, LLVM Clang 3.2, GCC 4.7.2, and GCC 4.8 snapshot from late December. Benchmarking on an Intel Core i7 3770K Ivy Bridge processor with flags of -O3 and -march=native. Compiler benchmarking for a future article on Phoronix.com.

HTML result view exported from: https://openbenchmarking.org/result/1212278-RA-LLVMCLANG86&grr&sro.

LLVM Clang 3.2 ReleaseProcessorMotherboardChipsetMemoryDiskGraphicsAudioMonitorNetworkOSKernelDesktopDisplay ServerDisplay DriverOpenGLCompilerFile-SystemScreen ResolutionLLVM Clang 3.1LLVM Clang 3.2GCC 4.7.2GCC 4.8.0 20121223Intel Core i7-3770K @ 3.50GHz (8 Cores)ECS Z77H2-A2X v1.0Intel Xeon E3-1200 v2/3rd8192MB60GB OCZ VERTEX2NVIDIA GeForce GT 220 (405/324MHz)Realtek ALC892DELL P2210HRealtek RTL8111/8168B + Intel Centrino Advanced-N 6205Ubuntu 13.043.7.0-7-generic (x86_64)Unity 6.6.0X Server 1.13.0.902 (1.13.1 RC 2)nouveau 1.0.43.0 Mesa 9.0.1 Gallium 0.4Clang 3.1 + LLVM 3.1ext41920x1080Clang 3.2 + LLVM 3.2svnGCC 4.7.2GCC 4.8.0 20121223OpenBenchmarking.orgCompiler Details- LLVM Clang 3.1: Optimized build; Built Dec 26 2012 (09:07:02); Default target: x86_64-unknown-linux-gnu; Host CPU: i686 - LLVM Clang 3.2: Optimized build; Built Dec 26 2012 (08:48:06); Default target: x86_64-unknown-linux-gnu; Host CPU: core-avx-i - GCC 4.7.2: --enable-checking=release --enable-languages=c,c++ --enable-lto- GCC 4.8.0 20121223: --enable-checking=release --enable-languages=c,c++ --enable-ltoProcessor Details- Scaling Governor: ondemandSystem Details- Compiz was running on this system.

LLVM Clang 3.2 Releaseapache: Static Web Page Servingnginx: Static Web Page Servingopenssl: RSA 4096-bit Performancetachyon: Total Timeffmpeg: H.264 HD To NTSC DVencode-mp3: WAV To MP3smallpt: Global Illumination Renderer; 100 Samplesc-ray: Total Timecompress-7zip: Compress Speed Testhimeno: Poisson Pressure Solvergraphics-magick: Local Adaptive Thresholdinggraphics-magick: HWB Color Spacegraphics-magick: Resizinggraphics-magick: Sharpengraphics-magick: Blurx264: H.264 Video Encodingvpxenc: vpxencjohn-the-ripper: Blowfishscimark2: Jacobi Successive Over-Relaxationscimark2: Dense LU Matrix Factorizationscimark2: Sparse Matrix Multiplyscimark2: Fast Fourier Transformscimark2: Monte Carloblake2: Phoronix Test Suite v4.2.0m3mafft: Multiple Sequence Alignmenthmmer: Pfam Database SearchLLVM Clang 3.1LLVM Clang 3.2GCC 4.7.2GCC 4.8.0 2012122331339.1936541.41129.5711.0317.0813.8921739.28214151626.13461411065491149.7627.009711681.083049.852352.37334.23614.026.4512.1631118.5236743.93130.3711.1516.8413.3422732.31211691641.0746149913186150.4027.739811682.232402.432566.30334.01618.435.846.2712.2031218.7236874.67130.7313.0616.5513.763832.13218241651.8211819816895141156.0828.2760351180.322407.842250.55347.48423.575.365.6910.0931010.5936709.66130.5713.0316.6013.463828.15213931676.601181971679514027.671179.182391.652260.04338.87555.635.325.8610.15OpenBenchmarking.org

Apache Benchmark

Static Web Page Serving

OpenBenchmarking.orgRequests Per Second, More Is BetterApache Benchmark 2.4.3Static Web Page ServingGCC 4.7.2GCC 4.8.0 20121223LLVM Clang 3.1LLVM Clang 3.27K14K21K28K35KSE +/- 315.04, N = 3SE +/- 211.88, N = 3SE +/- 289.39, N = 3SE +/- 215.45, N = 331218.7231010.5931339.1931118.52-march=native-march=native-march=native1. (CC) gcc options: -shared -fPIC -pthread -O3

NGINX Benchmark

Static Web Page Serving

OpenBenchmarking.orgRequests Per Second, More Is BetterNGINX Benchmark 1.0.11Static Web Page ServingGCC 4.7.2GCC 4.8.0 20121223LLVM Clang 3.1LLVM Clang 3.28K16K24K32K40KSE +/- 69.09, N = 3SE +/- 182.99, N = 3SE +/- 54.40, N = 3SE +/- 266.37, N = 336874.6736709.6636541.4136743.931. (CC) gcc options: -lpthread -lcrypt -lcrypto -lz

OpenSSL

RSA 4096-bit Performance

OpenBenchmarking.orgSigns Per Second, More Is BetterOpenSSL 1.0.1cRSA 4096-bit PerformanceGCC 4.7.2GCC 4.8.0 20121223LLVM Clang 3.1LLVM Clang 3.2306090120150SE +/- 0.12, N = 3SE +/- 0.09, N = 3SE +/- 0.34, N = 3SE +/- 0.15, N = 3130.73130.57129.57130.371. (CC) gcc options: -m64 -O3 -lssl -lcrypto -ldl

Tachyon

Total Time

OpenBenchmarking.orgSeconds, Fewer Is BetterTachyon 0.98.9Total TimeGCC 4.7.2GCC 4.8.0 20121223LLVM Clang 3.1LLVM Clang 3.23691215SE +/- 0.02, N = 3SE +/- 0.02, N = 3SE +/- 0.01, N = 3SE +/- 0.02, N = 313.0613.0311.0311.151. (CC) gcc options: -m32 -O3 -fomit-frame-pointer -ffast-math -ltachyon -lm -lpthread

FFmpeg

H.264 HD To NTSC DV

OpenBenchmarking.orgSeconds, Fewer Is BetterFFmpeg 1.0H.264 HD To NTSC DVGCC 4.7.2GCC 4.8.0 20121223LLVM Clang 3.1LLVM Clang 3.248121620SE +/- 0.09, N = 3SE +/- 0.08, N = 3SE +/- 0.20, N = 3SE +/- 0.21, N = 316.5516.6017.0816.841. (CC) gcc options: -lavdevice -lavfilter -lavformat -lavcodec -lswresample -lswscale -lavutil -ldl -lasound -lSDL -lm -pthread -lbz2 -lrt

LAME MP3 Encoding

WAV To MP3

OpenBenchmarking.orgSeconds, Fewer Is BetterLAME MP3 Encoding 3.99.3WAV To MP3GCC 4.7.2GCC 4.8.0 20121223LLVM Clang 3.1LLVM Clang 3.248121620SE +/- 0.01, N = 5SE +/- 0.02, N = 5SE +/- 0.01, N = 5SE +/- 0.01, N = 513.7613.4613.8913.34

Smallpt

Global Illumination Renderer; 100 Samples

OpenBenchmarking.orgSeconds, Fewer Is BetterSmallpt 1.0Global Illumination Renderer; 100 SamplesGCC 4.7.2GCC 4.8.0 20121223LLVM Clang 3.1LLVM Clang 3.250100150200250SE +/- 0.33, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 2.33, N = 33838217227-march=native-march=native-march=native1. (CXX) g++ options: -fopenmp -O3

C-Ray

Total Time

OpenBenchmarking.orgSeconds, Fewer Is BetterC-Ray 1.1Total TimeGCC 4.7.2GCC 4.8.0 20121223LLVM Clang 3.1LLVM Clang 3.2918273645SE +/- 0.01, N = 3SE +/- 0.00, N = 3SE +/- 0.01, N = 3SE +/- 0.01, N = 332.1328.1539.2832.31-march=native-march=native-march=native1. (CC) gcc options: -lm -lpthread -O3

7-Zip Compression

Compress Speed Test

OpenBenchmarking.orgMIPS, More Is Better7-Zip Compression 9.20.1Compress Speed TestGCC 4.7.2GCC 4.8.0 20121223LLVM Clang 3.1LLVM Clang 3.25K10K15K20K25KSE +/- 103.34, N = 3SE +/- 81.74, N = 3SE +/- 370.18, N = 4SE +/- 392.50, N = 3218242139321415211691. (CXX) g++ options: -pipe -lpthread

Himeno Benchmark

Poisson Pressure Solver

OpenBenchmarking.orgMFLOPS, More Is BetterHimeno Benchmark 3.0Poisson Pressure SolverGCC 4.7.2GCC 4.8.0 20121223LLVM Clang 3.1LLVM Clang 3.2400800120016002000SE +/- 30.11, N = 3SE +/- 2.28, N = 3SE +/- 2.66, N = 3SE +/- 3.70, N = 31651.821676.601626.131641.07-march=native-march=native-march=native1. (CC) gcc options: -O3

GraphicsMagick

Operation: Local Adaptive Thresholding

OpenBenchmarking.orgIterations Per Minute, More Is BetterGraphicsMagick 1.3.16Operation: Local Adaptive ThresholdingGCC 4.7.2GCC 4.8.0 20121223LLVM Clang 3.1LLVM Clang 3.2306090120150SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 31181184646-std=gnu99 -fopenmp -march=native -lrt-std=gnu99 -fopenmp -march=native -lrt-march=native1. (CC) gcc options: -O3 -pthread -lXext -lX11 -lbz2 -lz -lm -lpthread

GraphicsMagick

Operation: HWB Color Space

OpenBenchmarking.orgIterations Per Minute, More Is BetterGraphicsMagick 1.3.16Operation: HWB Color SpaceGCC 4.7.2GCC 4.8.0 20121223LLVM Clang 3.1LLVM Clang 3.24080120160200SE +/- 0.00, N = 3SE +/- 0.33, N = 3SE +/- 0.33, N = 3SE +/- 0.00, N = 3198197141149-std=gnu99 -fopenmp -march=native -lrt-std=gnu99 -fopenmp -march=native -lrt-march=native1. (CC) gcc options: -O3 -pthread -lXext -lX11 -lbz2 -lz -lm -lpthread

GraphicsMagick

Operation: Resizing

OpenBenchmarking.orgIterations Per Minute, More Is BetterGraphicsMagick 1.3.16Operation: ResizingGCC 4.7.2GCC 4.8.0 20121223LLVM Clang 3.1LLVM Clang 3.24080120160200SE +/- 0.33, N = 3SE +/- 0.33, N = 3SE +/- 0.33, N = 3SE +/- 0.00, N = 316816710691-std=gnu99 -fopenmp -march=native -lrt-std=gnu99 -fopenmp -march=native -lrt-march=native1. (CC) gcc options: -O3 -pthread -lXext -lX11 -lbz2 -lz -lm -lpthread

GraphicsMagick

Operation: Sharpen

OpenBenchmarking.orgIterations Per Minute, More Is BetterGraphicsMagick 1.3.16Operation: SharpenGCC 4.7.2GCC 4.8.0 20121223LLVM Clang 3.1LLVM Clang 3.220406080100SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 395955431-std=gnu99 -fopenmp -march=native -lrt-std=gnu99 -fopenmp -march=native -lrt-march=native1. (CC) gcc options: -O3 -pthread -lXext -lX11 -lbz2 -lz -lm -lpthread

GraphicsMagick

Operation: Blur

OpenBenchmarking.orgIterations Per Minute, More Is BetterGraphicsMagick 1.3.16Operation: BlurGCC 4.7.2GCC 4.8.0 20121223LLVM Clang 3.1LLVM Clang 3.2306090120150SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.33, N = 3SE +/- 0.00, N = 31411409186-std=gnu99 -fopenmp -march=native -lrt-std=gnu99 -fopenmp -march=native -lrt-march=native1. (CC) gcc options: -O3 -pthread -lXext -lX11 -lbz2 -lz -lm -lpthread

x264

H.264 Video Encoding

OpenBenchmarking.orgFrames Per Second, More Is Betterx264 2012-10-03H.264 Video EncodingGCC 4.7.2LLVM Clang 3.1LLVM Clang 3.2306090120150SE +/- 0.60, N = 3SE +/- 1.17, N = 3SE +/- 1.79, N = 3156.08149.76150.40

VP8 libvpx Encoding

vpxenc

OpenBenchmarking.orgFrames Per Second, More Is BetterVP8 libvpx Encoding 1.1.0vpxencGCC 4.7.2GCC 4.8.0 20121223LLVM Clang 3.1LLVM Clang 3.2714212835SE +/- 0.14, N = 3SE +/- 0.19, N = 3SE +/- 0.16, N = 3SE +/- 0.08, N = 328.2727.6727.0027.731. (CC) gcc options: -m64 -lvpx -lm -lpthread

John The Ripper

Test: Blowfish

OpenBenchmarking.orgReal C/S, More Is BetterJohn The Ripper 1.7.9-jumbo-7Test: BlowfishGCC 4.7.2LLVM Clang 3.1LLVM Clang 3.213002600390052006500SE +/- 0.00, N = 3SE +/- 2.67, N = 3SE +/- 4.37, N = 360359719811. (CC) gcc options: -lssl -lcrypto -lm -lz -fopenmp -lcrypt -ldl

SciMark

Computational Test: Jacobi Successive Over-Relaxation

OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Jacobi Successive Over-RelaxationGCC 4.7.2GCC 4.8.0 20121223LLVM Clang 3.1LLVM Clang 3.2400800120016002000SE +/- 1.14, N = 4SE +/- 0.00, N = 4SE +/- 1.15, N = 4SE +/- 1.33, N = 41180.321179.181681.081682.23

SciMark

Computational Test: Dense LU Matrix Factorization

OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Dense LU Matrix FactorizationGCC 4.7.2GCC 4.8.0 20121223LLVM Clang 3.1LLVM Clang 3.27001400210028003500SE +/- 3.14, N = 4SE +/- 4.38, N = 4SE +/- 7.43, N = 4SE +/- 4.42, N = 42407.842391.653049.852402.43

SciMark

Computational Test: Sparse Matrix Multiply

OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Sparse Matrix MultiplyGCC 4.7.2GCC 4.8.0 20121223LLVM Clang 3.1LLVM Clang 3.26001200180024003000SE +/- 0.00, N = 4SE +/- 11.55, N = 4SE +/- 5.06, N = 4SE +/- 15.62, N = 42250.552260.042352.372566.30

SciMark

Computational Test: Fast Fourier Transform

OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Fast Fourier TransformGCC 4.7.2GCC 4.8.0 20121223LLVM Clang 3.1LLVM Clang 3.280160240320400SE +/- 1.06, N = 4SE +/- 0.67, N = 4SE +/- 0.53, N = 4SE +/- 3.32, N = 4347.48338.87334.23334.01

SciMark

Computational Test: Monte Carlo

OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Monte CarloGCC 4.7.2GCC 4.8.0 20121223LLVM Clang 3.1LLVM Clang 3.2130260390520650SE +/- 0.48, N = 4SE +/- 0.41, N = 4SE +/- 1.50, N = 4SE +/- 0.85, N = 4423.57555.63614.02618.43

BLAKE2

Phoronix Test Suite v4.2.0m3

OpenBenchmarking.orgCycles Per Byte, Fewer Is BetterBLAKE2 20121223Phoronix Test Suite v4.2.0m3GCC 4.7.2GCC 4.8.0 20121223LLVM Clang 3.21.3142.6283.9425.2566.57SE +/- 0.01, N = 3SE +/- 0.00, N = 3SE +/- 0.03, N = 35.365.325.841. (CC) gcc options: -std=gnu99 -O3 -march=native

Timed MAFFT Alignment

Multiple Sequence Alignment

OpenBenchmarking.orgSeconds, Fewer Is BetterTimed MAFFT Alignment 6.864Multiple Sequence AlignmentGCC 4.7.2GCC 4.8.0 20121223LLVM Clang 3.1LLVM Clang 3.2246810SE +/- 0.12, N = 6SE +/- 0.12, N = 6SE +/- 0.13, N = 6SE +/- 0.02, N = 35.695.866.456.271. (CC) gcc options: -O3 -lm -lpthread

Timed HMMer Search

Pfam Database Search

OpenBenchmarking.orgSeconds, Fewer Is BetterTimed HMMer Search 2.3.2Pfam Database SearchGCC 4.7.2GCC 4.8.0 20121223LLVM Clang 3.1LLVM Clang 3.23691215SE +/- 0.01, N = 3SE +/- 0.01, N = 3SE +/- 0.10, N = 3SE +/- 0.03, N = 310.0910.1512.1612.20-march=native-march=native-march=native1. (CC) gcc options: -O3 -pthread -lhmmer -lsquid -lm


Phoronix Test Suite v10.8.5