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&grw&rdt.

LLVM Clang 3.2 ReleaseProcessorMotherboardChipsetMemoryDiskGraphicsAudioMonitorNetworkOSKernelDesktopDisplay ServerDisplay DriverOpenGLCompilerFile-SystemScreen ResolutionLLVM Clang 3.2LLVM Clang 3.1GCC 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 3.2 + LLVM 3.2svnext41920x1080Clang 3.1 + LLVM 3.1GCC 4.7.2GCC 4.8.0 20121223OpenBenchmarking.orgCompiler Details- 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 - LLVM Clang 3.1: Optimized build; Built Dec 26 2012 (09:07:02); Default target: x86_64-unknown-linux-gnu; Host CPU: i686 - 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 Releasescimark2: Monte Carloscimark2: Fast Fourier Transformscimark2: Sparse Matrix Multiplyscimark2: Dense LU Matrix Factorizationscimark2: Jacobi Successive Over-Relaxationblake2: Phoronix Test Suite v4.2.0m3encode-mp3: WAV To MP3hmmer: Pfam Database Searchmafft: Multiple Sequence Alignmenthimeno: Poisson Pressure Solvercompress-7zip: Compress Speed Testjohn-the-ripper: Blowfishvpxenc: vpxencgraphics-magick: Blurgraphics-magick: Sharpengraphics-magick: Resizinggraphics-magick: HWB Color Spacegraphics-magick: Local Adaptive Thresholdingtachyon: Total Timex264: H.264 Video Encodingc-ray: Total Timeffmpeg: H.264 HD To NTSC DVsmallpt: Global Illumination Renderer; 100 Samplesnginx: Static Web Page Servingapache: Static Web Page Servingopenssl: RSA 4096-bit PerformanceLLVM Clang 3.2LLVM Clang 3.1GCC 4.7.2GCC 4.8.0 20121223618.43334.012566.302402.431682.235.8413.3412.206.271641.072116998127.738631911494611.15150.4032.3116.8422736743.9331118.52130.37614.02334.232352.373049.851681.0813.8912.166.451626.132141597127.0091541061414611.03149.7639.2817.0821736541.4131339.19129.57423.57347.482250.552407.841180.325.3613.7610.095.691651.8221824603528.271419516819811813.06156.0832.1316.553836874.6731218.72130.73555.63338.872260.042391.651179.185.3213.4610.155.861676.602139327.671409516719711813.0328.1516.603836709.6631010.59130.57OpenBenchmarking.org

SciMark

Computational Test: Monte Carlo

OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Monte CarloLLVM Clang 3.2LLVM Clang 3.1GCC 4.7.2GCC 4.8.0 20121223130260390520650SE +/- 0.85, N = 4SE +/- 1.50, N = 4SE +/- 0.48, N = 4SE +/- 0.41, N = 4618.43614.02423.57555.63

SciMark

Computational Test: Fast Fourier Transform

OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Fast Fourier TransformLLVM Clang 3.2LLVM Clang 3.1GCC 4.7.2GCC 4.8.0 2012122380160240320400SE +/- 3.32, N = 4SE +/- 0.53, N = 4SE +/- 1.06, N = 4SE +/- 0.67, N = 4334.01334.23347.48338.87

SciMark

Computational Test: Sparse Matrix Multiply

OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Sparse Matrix MultiplyLLVM Clang 3.2LLVM Clang 3.1GCC 4.7.2GCC 4.8.0 201212236001200180024003000SE +/- 15.62, N = 4SE +/- 5.06, N = 4SE +/- 0.00, N = 4SE +/- 11.55, N = 42566.302352.372250.552260.04

SciMark

Computational Test: Dense LU Matrix Factorization

OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Dense LU Matrix FactorizationLLVM Clang 3.2LLVM Clang 3.1GCC 4.7.2GCC 4.8.0 201212237001400210028003500SE +/- 4.42, N = 4SE +/- 7.43, N = 4SE +/- 3.14, N = 4SE +/- 4.38, N = 42402.433049.852407.842391.65

SciMark

Computational Test: Jacobi Successive Over-Relaxation

OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Jacobi Successive Over-RelaxationLLVM Clang 3.2LLVM Clang 3.1GCC 4.7.2GCC 4.8.0 20121223400800120016002000SE +/- 1.33, N = 4SE +/- 1.15, N = 4SE +/- 1.14, N = 4SE +/- 0.00, N = 41682.231681.081180.321179.18

BLAKE2

Phoronix Test Suite v4.2.0m3

OpenBenchmarking.orgCycles Per Byte, Fewer Is BetterBLAKE2 20121223Phoronix Test Suite v4.2.0m3LLVM Clang 3.2GCC 4.7.2GCC 4.8.0 201212231.3142.6283.9425.2566.57SE +/- 0.03, N = 3SE +/- 0.01, N = 3SE +/- 0.00, N = 35.845.365.321. (CC) gcc options: -std=gnu99 -O3 -march=native

LAME MP3 Encoding

WAV To MP3

OpenBenchmarking.orgSeconds, Fewer Is BetterLAME MP3 Encoding 3.99.3WAV To MP3LLVM Clang 3.2LLVM Clang 3.1GCC 4.7.2GCC 4.8.0 2012122348121620SE +/- 0.01, N = 5SE +/- 0.01, N = 5SE +/- 0.01, N = 5SE +/- 0.02, N = 513.3413.8913.7613.46

Timed HMMer Search

Pfam Database Search

OpenBenchmarking.orgSeconds, Fewer Is BetterTimed HMMer Search 2.3.2Pfam Database SearchLLVM Clang 3.2LLVM Clang 3.1GCC 4.7.2GCC 4.8.0 201212233691215SE +/- 0.03, N = 3SE +/- 0.10, N = 3SE +/- 0.01, N = 3SE +/- 0.01, N = 312.2012.1610.0910.15-march=native-march=native-march=native1. (CC) gcc options: -O3 -pthread -lhmmer -lsquid -lm

Timed MAFFT Alignment

Multiple Sequence Alignment

OpenBenchmarking.orgSeconds, Fewer Is BetterTimed MAFFT Alignment 6.864Multiple Sequence AlignmentLLVM Clang 3.2LLVM Clang 3.1GCC 4.7.2GCC 4.8.0 20121223246810SE +/- 0.02, N = 3SE +/- 0.13, N = 6SE +/- 0.12, N = 6SE +/- 0.12, N = 66.276.455.695.861. (CC) gcc options: -O3 -lm -lpthread

Himeno Benchmark

Poisson Pressure Solver

OpenBenchmarking.orgMFLOPS, More Is BetterHimeno Benchmark 3.0Poisson Pressure SolverLLVM Clang 3.2LLVM Clang 3.1GCC 4.7.2GCC 4.8.0 20121223400800120016002000SE +/- 3.70, N = 3SE +/- 2.66, N = 3SE +/- 30.11, N = 3SE +/- 2.28, N = 31641.071626.131651.821676.60-march=native-march=native-march=native1. (CC) gcc options: -O3

7-Zip Compression

Compress Speed Test

OpenBenchmarking.orgMIPS, More Is Better7-Zip Compression 9.20.1Compress Speed TestLLVM Clang 3.2LLVM Clang 3.1GCC 4.7.2GCC 4.8.0 201212235K10K15K20K25KSE +/- 392.50, N = 3SE +/- 370.18, N = 4SE +/- 103.34, N = 3SE +/- 81.74, N = 3211692141521824213931. (CXX) g++ options: -pipe -lpthread

John The Ripper

Test: Blowfish

OpenBenchmarking.orgReal C/S, More Is BetterJohn The Ripper 1.7.9-jumbo-7Test: BlowfishLLVM Clang 3.2LLVM Clang 3.1GCC 4.7.213002600390052006500SE +/- 4.37, N = 3SE +/- 2.67, N = 3SE +/- 0.00, N = 398197160351. (CC) gcc options: -lssl -lcrypto -lm -lz -fopenmp -lcrypt -ldl

VP8 libvpx Encoding

vpxenc

OpenBenchmarking.orgFrames Per Second, More Is BetterVP8 libvpx Encoding 1.1.0vpxencLLVM Clang 3.2LLVM Clang 3.1GCC 4.7.2GCC 4.8.0 20121223714212835SE +/- 0.08, N = 3SE +/- 0.16, N = 3SE +/- 0.14, N = 3SE +/- 0.19, N = 327.7327.0028.2727.671. (CC) gcc options: -m64 -lvpx -lm -lpthread

GraphicsMagick

Operation: Blur

OpenBenchmarking.orgIterations Per Minute, More Is BetterGraphicsMagick 1.3.16Operation: BlurLLVM Clang 3.2LLVM Clang 3.1GCC 4.7.2GCC 4.8.0 20121223306090120150SE +/- 0.00, N = 3SE +/- 0.33, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 38691141140-march=native-std=gnu99 -fopenmp -march=native -lrt-std=gnu99 -fopenmp -march=native -lrt1. (CC) gcc options: -O3 -pthread -lXext -lX11 -lbz2 -lz -lm -lpthread

GraphicsMagick

Operation: Sharpen

OpenBenchmarking.orgIterations Per Minute, More Is BetterGraphicsMagick 1.3.16Operation: SharpenLLVM Clang 3.2LLVM Clang 3.1GCC 4.7.2GCC 4.8.0 2012122320406080100SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 331549595-march=native-std=gnu99 -fopenmp -march=native -lrt-std=gnu99 -fopenmp -march=native -lrt1. (CC) gcc options: -O3 -pthread -lXext -lX11 -lbz2 -lz -lm -lpthread

GraphicsMagick

Operation: Resizing

OpenBenchmarking.orgIterations Per Minute, More Is BetterGraphicsMagick 1.3.16Operation: ResizingLLVM Clang 3.2LLVM Clang 3.1GCC 4.7.2GCC 4.8.0 201212234080120160200SE +/- 0.00, N = 3SE +/- 0.33, N = 3SE +/- 0.33, N = 3SE +/- 0.33, N = 391106168167-march=native-std=gnu99 -fopenmp -march=native -lrt-std=gnu99 -fopenmp -march=native -lrt1. (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 SpaceLLVM Clang 3.2LLVM Clang 3.1GCC 4.7.2GCC 4.8.0 201212234080120160200SE +/- 0.00, N = 3SE +/- 0.33, N = 3SE +/- 0.00, N = 3SE +/- 0.33, N = 3149141198197-march=native-std=gnu99 -fopenmp -march=native -lrt-std=gnu99 -fopenmp -march=native -lrt1. (CC) gcc options: -O3 -pthread -lXext -lX11 -lbz2 -lz -lm -lpthread

GraphicsMagick

Operation: Local Adaptive Thresholding

OpenBenchmarking.orgIterations Per Minute, More Is BetterGraphicsMagick 1.3.16Operation: Local Adaptive ThresholdingLLVM Clang 3.2LLVM Clang 3.1GCC 4.7.2GCC 4.8.0 20121223306090120150SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 34646118118-march=native-std=gnu99 -fopenmp -march=native -lrt-std=gnu99 -fopenmp -march=native -lrt1. (CC) gcc options: -O3 -pthread -lXext -lX11 -lbz2 -lz -lm -lpthread

Tachyon

Total Time

OpenBenchmarking.orgSeconds, Fewer Is BetterTachyon 0.98.9Total TimeLLVM Clang 3.2LLVM Clang 3.1GCC 4.7.2GCC 4.8.0 201212233691215SE +/- 0.02, N = 3SE +/- 0.01, N = 3SE +/- 0.02, N = 3SE +/- 0.02, N = 311.1511.0313.0613.031. (CC) gcc options: -m32 -O3 -fomit-frame-pointer -ffast-math -ltachyon -lm -lpthread

x264

H.264 Video Encoding

OpenBenchmarking.orgFrames Per Second, More Is Betterx264 2012-10-03H.264 Video EncodingLLVM Clang 3.2LLVM Clang 3.1GCC 4.7.2306090120150SE +/- 1.79, N = 3SE +/- 1.17, N = 3SE +/- 0.60, N = 3150.40149.76156.08

C-Ray

Total Time

OpenBenchmarking.orgSeconds, Fewer Is BetterC-Ray 1.1Total TimeLLVM Clang 3.2LLVM Clang 3.1GCC 4.7.2GCC 4.8.0 20121223918273645SE +/- 0.01, N = 3SE +/- 0.01, N = 3SE +/- 0.01, N = 3SE +/- 0.00, N = 332.3139.2832.1328.15-march=native-march=native-march=native1. (CC) gcc options: -lm -lpthread -O3

FFmpeg

H.264 HD To NTSC DV

OpenBenchmarking.orgSeconds, Fewer Is BetterFFmpeg 1.0H.264 HD To NTSC DVLLVM Clang 3.2LLVM Clang 3.1GCC 4.7.2GCC 4.8.0 2012122348121620SE +/- 0.21, N = 3SE +/- 0.20, N = 3SE +/- 0.09, N = 3SE +/- 0.08, N = 316.8417.0816.5516.601. (CC) gcc options: -lavdevice -lavfilter -lavformat -lavcodec -lswresample -lswscale -lavutil -ldl -lasound -lSDL -lm -pthread -lbz2 -lrt

Smallpt

Global Illumination Renderer; 100 Samples

OpenBenchmarking.orgSeconds, Fewer Is BetterSmallpt 1.0Global Illumination Renderer; 100 SamplesLLVM Clang 3.2LLVM Clang 3.1GCC 4.7.2GCC 4.8.0 2012122350100150200250SE +/- 2.33, N = 3SE +/- 0.00, N = 3SE +/- 0.33, N = 3SE +/- 0.00, N = 32272173838-march=native-march=native-march=native1. (CXX) g++ options: -fopenmp -O3

NGINX Benchmark

Static Web Page Serving

OpenBenchmarking.orgRequests Per Second, More Is BetterNGINX Benchmark 1.0.11Static Web Page ServingLLVM Clang 3.2LLVM Clang 3.1GCC 4.7.2GCC 4.8.0 201212238K16K24K32K40KSE +/- 266.37, N = 3SE +/- 54.40, N = 3SE +/- 69.09, N = 3SE +/- 182.99, N = 336743.9336541.4136874.6736709.661. (CC) gcc options: -lpthread -lcrypt -lcrypto -lz

Apache Benchmark

Static Web Page Serving

OpenBenchmarking.orgRequests Per Second, More Is BetterApache Benchmark 2.4.3Static Web Page ServingLLVM Clang 3.2LLVM Clang 3.1GCC 4.7.2GCC 4.8.0 201212237K14K21K28K35KSE +/- 215.45, N = 3SE +/- 289.39, N = 3SE +/- 315.04, N = 3SE +/- 211.88, N = 331118.5231339.1931218.7231010.59-march=native-march=native-march=native1. (CC) gcc options: -shared -fPIC -pthread -O3

OpenSSL

RSA 4096-bit Performance

OpenBenchmarking.orgSigns Per Second, More Is BetterOpenSSL 1.0.1cRSA 4096-bit PerformanceLLVM Clang 3.2LLVM Clang 3.1GCC 4.7.2GCC 4.8.0 20121223306090120150SE +/- 0.15, N = 3SE +/- 0.34, N = 3SE +/- 0.12, N = 3SE +/- 0.09, N = 3130.37129.57130.73130.571. (CC) gcc options: -m64 -O3 -lssl -lcrypto -ldl


Phoronix Test Suite v10.8.5