LLVM Clang 3.2 SVN Intel Core i7

Benchmarking LLVM Clang 3.0, 3.1, 3.2 SVN compilers under Linux with Ubuntu 12.10 x86_64 from an Intel Core i7 Lenovo ThinkPad laptop. Benchmarking by Michael Larabel for a future article on Phoronix.com.

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Audio Encoding 2 Tests
Bioinformatics 4 Tests
C/C++ Compiler Tests 18 Tests
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CPU Massive 22 Tests
Creator Workloads 9 Tests
Cryptography 3 Tests
Encoding 5 Tests
HPC - High Performance Computing 4 Tests
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LLVM Clang 3.0
November 04 2012
 
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November 03 2012
 
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November 03 2012
 
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LLVM Clang 3.2 SVN Intel Core i7OpenBenchmarking.orgPhoronix Test SuiteIntel Core i7 720Q @ 1.60GHz (8 Cores)LENOVO 4318CTOIntel Core DMI4096MB160GB INTEL SSDSA2M160NVIDIA Quadro FX 880M 1024MB (405/324MHz)Conexant CX20585Intel 82577LM Gigabit Connection + Intel Centrino Ultimate-N 6300Ubuntu 12.103.5.0-17-generic (x86_64)Unity 6.8.0X Server 1.13.0nouveau 1.0.23.0 Mesa 9.0 Gallium 0.4Clang 3.0 + LLVM 3.0Clang 3.1 + LLVM 3.1Clang 3.2 (SVN 167354) + LLVM 3.2svnext41600x900ProcessorMotherboardChipsetMemoryDiskGraphicsAudioNetworkOSKernelDesktopDisplay ServerDisplay DriverOpenGLCompilersFile-SystemScreen ResolutionLLVM Clang 3.2 SVN Intel Core I7 BenchmarksSystem Logs- LLVM Clang 3.0: Optimized build; Built Nov 4 2012 (18:32:37); Host: x86_64-unknown-linux-gnu; Host CPU: corei7 - LLVM Clang 3.1: Optimized build; Built Nov 3 2012 (12:55:56); Default target: x86_64-unknown-linux-gnu; Host CPU: corei7 - LLVM Clang 3.2 SVN: Optimized build; Built Nov 3 2012 (08:57:50); Default target: x86_64-unknown-linux-gnu; Host CPU: corei7 - Scaling Governor: ondemand- Compiz was running on this system.

LLVM Clang 3.0LLVM Clang 3.1LLVM Clang 3.2 SVNResult OverviewPhoronix Test Suite100%108%115%123%C-RaySmallptTimed MAFFT AlignmentHimeno BenchmarkSciMarkNGINX Benchmark7-Zip CompressionTimed HMMer Search

LLVM Clang 3.2 SVN Intel Core i7hmmer: Pfam Database Searchmafft: Multiple Sequence Alignmentmrbayes: Primate Phylogeny Analysisbotan: Tigerbotan: KASUMIbotan: AES-256botan: Twofishbotan: CAST-256botan: X9.19-MACscimark2: Monte Carloscimark2: Fast Fourier Transformscimark2: Sparse Matrix Multiplyscimark2: Dense LU Matrix Factorizationscimark2: Jacobi Successive Over-Relaxationjohn-the-ripper: Blowfishvpxenc: vpxencx264: H.264 Video Encodinggraphics-magick: Sharpengraphics-magick: Resizinggraphics-magick: HWB Color Spacegraphics-magick: Local Adaptive Thresholdinghimeno: Poisson Pressure Solvercompress-7zip: Compress Speed Testbuild-php: Time To Compilec-ray: Total Timecompress-pbzip2: 256MB File Compressionprimesieve: 1e12 Prime Number Generationsmallpt: Global Illumination Renderer; 100 Samplescrafty: Elapsed Timeencode-flac: WAV To FLACencode-mp3: WAV To MP3ffmpeg: H.264 HD To NTSC DVminion: Bibdminion: Gracefulminion: Solitaireminion: Quasigrouptachyon: Total Timeopenssl: RSA 4096-bit Performancepgbench: TPC-B Transactions Per Secondnginx: Static Web Page ServingLLVM Clang 3.0LLVM Clang 3.1LLVM Clang 3.2 SVN33.1215.59378.08187.231150.621473.321081.441087.959033101.4324017401.0332.8214.7940.01281.5345.76103.27125.7981.1955.03370.90169.611126.841458.231081.446609.3359.43356681321072.31918446.0294.0723.31608.57255108.7510.9923.9630.08223.62114.17221.10266.3236.0259.902372.6416872.8632.9615.5339.74283.3747.65102.50125.4980.9255.34375.44181.511225.461214.921089.156729.5459.04356781321053.19924237.3377.5922.65645.62277109.0410.8423.3930.01221.78111.03218.00273.9436.2060.332370.4417049.22OpenBenchmarking.org

Timed HMMer Search

This test searches through the Pfam database of profile hidden markov models. The search finds the domain structure of Drosophila Sevenless protein. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterTimed HMMer Search 2.3.2Pfam Database SearchLLVM Clang 3.0LLVM Clang 3.1LLVM Clang 3.2 SVN816243240SE +/- 0.06, N = 3SE +/- 0.18, N = 3SE +/- 0.03, N = 333.1232.8232.961. (CC) gcc options: -O3 -march=native -pthread -lhmmer -lsquid -lm

Timed MAFFT Alignment

OpenBenchmarking.orgSeconds, Fewer Is BetterTimed MAFFT Alignment 6.864Multiple Sequence AlignmentLLVM Clang 3.0LLVM Clang 3.1LLVM Clang 3.2 SVN48121620SE +/- 0.26, N = 6SE +/- 0.02, N = 3SE +/- 0.29, N = 615.5914.7915.531. (CC) gcc options: -O3 -lm -lpthread

Timed MrBayes Analysis

OpenBenchmarking.orgSeconds, Fewer Is BetterTimed MrBayes Analysis 3.1.2Primate Phylogeny AnalysisLLVM Clang 3.1LLVM Clang 3.2 SVN918273645SE +/- 0.02, N = 3SE +/- 0.07, N = 340.0139.74

Botan

OpenBenchmarking.orgMbytes/s, More Is BetterBotan 1.10.3Test: TigerLLVM Clang 3.1LLVM Clang 3.2 SVN60120180240300281.53283.371. (CXX) g++ options: -m64 -ldl -lpthread -lrt

OpenBenchmarking.orgMbytes/s, More Is BetterBotan 1.10.3Test: KASUMILLVM Clang 3.1LLVM Clang 3.2 SVN112233445545.7647.651. (CXX) g++ options: -m64 -ldl -lpthread -lrt

OpenBenchmarking.orgMbytes/s, More Is BetterBotan 1.10.3Test: AES-256LLVM Clang 3.1LLVM Clang 3.2 SVN20406080100103.27102.501. (CXX) g++ options: -m64 -ldl -lpthread -lrt

OpenBenchmarking.orgMbytes/s, More Is BetterBotan 1.10.3Test: TwofishLLVM Clang 3.1LLVM Clang 3.2 SVN306090120150125.79125.491. (CXX) g++ options: -m64 -ldl -lpthread -lrt

OpenBenchmarking.orgMbytes/s, More Is BetterBotan 1.10.3Test: CAST-256LLVM Clang 3.1LLVM Clang 3.2 SVN2040608010081.1980.921. (CXX) g++ options: -m64 -ldl -lpthread -lrt

OpenBenchmarking.orgMbytes/s, More Is BetterBotan 1.10.3Test: X9.19-MACLLVM Clang 3.1LLVM Clang 3.2 SVN122436486055.0355.341. (CXX) g++ options: -m64 -ldl -lpthread -lrt

SciMark

OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Monte CarloLLVM Clang 3.0LLVM Clang 3.1LLVM Clang 3.2 SVN80160240320400SE +/- 0.00, N = 4SE +/- 0.83, N = 4SE +/- 0.92, N = 4378.08370.90375.44

OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Fast Fourier TransformLLVM Clang 3.0LLVM Clang 3.1LLVM Clang 3.2 SVN4080120160200SE +/- 0.24, N = 4SE +/- 0.58, N = 4SE +/- 1.48, N = 4187.23169.61181.51

OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Sparse Matrix MultiplyLLVM Clang 3.0LLVM Clang 3.1LLVM Clang 3.2 SVN30060090012001500SE +/- 4.76, N = 4SE +/- 2.70, N = 4SE +/- 3.45, N = 41150.621126.841225.46

OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Dense LU Matrix FactorizationLLVM Clang 3.0LLVM Clang 3.1LLVM Clang 3.2 SVN30060090012001500SE +/- 3.32, N = 4SE +/- 4.40, N = 4SE +/- 3.57, N = 41473.321458.231214.92

OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Jacobi Successive Over-RelaxationLLVM Clang 3.0LLVM Clang 3.1LLVM Clang 3.2 SVN2004006008001000SE +/- 1.91, N = 4SE +/- 1.10, N = 4SE +/- 3.33, N = 41081.441081.441089.15

John The Ripper

OpenBenchmarking.orgReal C/S, More Is BetterJohn The Ripper 1.7.9-jumbo-7Test: BlowfishLLVM Clang 3.1LLVM Clang 3.2 SVN150300450600750SE +/- 2.73, N = 3SE +/- 0.00, N = 36606721. (CC) gcc options: -lssl -lcrypto -lm -lz -fopenmp -lcrypt -ldl

VP8 libvpx Encoding

OpenBenchmarking.orgFrames Per Second, More Is BetterVP8 libvpx Encoding 1.1.0vpxencLLVM Clang 3.1LLVM Clang 3.2 SVN3691215SE +/- 0.05, N = 3SE +/- 0.06, N = 39.339.541. (CC) gcc options: -m64 -lvpx -lm -lpthread

x264

OpenBenchmarking.orgFrames Per Second, More Is Betterx264 2012-10-03H.264 Video EncodingLLVM Clang 3.1LLVM Clang 3.2 SVN1326395265SE +/- 0.14, N = 3SE +/- 0.11, N = 359.4359.04

GraphicsMagick

OpenBenchmarking.orgIterations Per Minute, More Is BetterGraphicsMagick 1.3.16Operation: SharpenLLVM Clang 3.1LLVM Clang 3.2 SVN816243240SE +/- 0.00, N = 3SE +/- 0.00, N = 335351. (CC) gcc options: -O3 -march=native -pthread -lbz2 -lz -lm -lpthread

OpenBenchmarking.orgIterations Per Minute, More Is BetterGraphicsMagick 1.3.16Operation: ResizingLLVM Clang 3.1LLVM Clang 3.2 SVN1530456075SE +/- 0.33, N = 3SE +/- 0.00, N = 366671. (CC) gcc options: -O3 -march=native -pthread -lbz2 -lz -lm -lpthread

OpenBenchmarking.orgIterations Per Minute, More Is BetterGraphicsMagick 1.3.16Operation: HWB Color SpaceLLVM Clang 3.1LLVM Clang 3.2 SVN20406080100SE +/- 0.33, N = 3SE +/- 0.00, N = 381811. (CC) gcc options: -O3 -march=native -pthread -lbz2 -lz -lm -lpthread

OpenBenchmarking.orgIterations Per Minute, More Is BetterGraphicsMagick 1.3.16Operation: Local Adaptive ThresholdingLLVM Clang 3.1LLVM Clang 3.2 SVN714212835SE +/- 0.00, N = 3SE +/- 0.00, N = 332321. (CC) gcc options: -O3 -march=native -pthread -lbz2 -lz -lm -lpthread

Himeno Benchmark

The Himeno benchmark is a linear solver of pressure Poisson using a point-Jacobi method. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgMFLOPS, More Is BetterHimeno Benchmark 3.0Poisson Pressure SolverLLVM Clang 3.0LLVM Clang 3.1LLVM Clang 3.2 SVN2004006008001000SE +/- 0.62, N = 3SE +/- 0.96, N = 3SE +/- 13.77, N = 31087.951072.311053.191. (CC) gcc options: -O3 -march=native

7-Zip Compression

OpenBenchmarking.orgMIPS, More Is Better7-Zip Compression 9.20.1Compress Speed TestLLVM Clang 3.0LLVM Clang 3.1LLVM Clang 3.2 SVN2K4K6K8K10KSE +/- 67.40, N = 3SE +/- 76.25, N = 3SE +/- 133.87, N = 39033918492421. (CXX) g++ options: -pipe -lpthread

Timed PHP Compilation

OpenBenchmarking.orgSeconds, Fewer Is BetterTimed PHP Compilation 5.2.9Time To CompileLLVM Clang 3.1LLVM Clang 3.2 SVN1020304050SE +/- 0.13, N = 3SE +/- 0.11, N = 346.0237.331. (CC) gcc options: -O3 -march=native -pedantic -ldl -lpthread -lz -lm

C-Ray

This is a test of C-Ray, a simple raytracer designed to test the floating-point CPU performance. This test is multi-threaded (16 threads per core), will shoot 8 rays per pixel for anti-aliasing, and will generate a 1600 x 1200 image. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterC-Ray 1.1Total TimeLLVM Clang 3.0LLVM Clang 3.1LLVM Clang 3.2 SVN20406080100SE +/- 0.02, N = 3SE +/- 0.03, N = 3SE +/- 0.02, N = 3101.4394.0777.591. (CC) gcc options: -lm -lpthread -O3 -march=native

Parallel BZIP2 Compression

OpenBenchmarking.orgSeconds, Fewer Is BetterParallel BZIP2 Compression 1.1.6256MB File CompressionLLVM Clang 3.1LLVM Clang 3.2 SVN612182430SE +/- 0.06, N = 3SE +/- 0.02, N = 323.3122.651. (CXX) g++ options: -O2 -pthread -lbz2 -lpthread

Primesieve

OpenBenchmarking.orgSeconds, Fewer Is BetterPrimesieve 4.01e12 Prime Number GenerationLLVM Clang 3.1LLVM Clang 3.2 SVN140280420560700SE +/- 0.39, N = 3SE +/- 0.88, N = 3608.57645.621. (CXX) g++ options: -O2

Smallpt

Smallpt is a C++ global illumination renderer written in less than 100 lines of code. Global illumination is done via unbiased Monte Carlo path tracing and there is multi-threading support via the OpenMP library. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterSmallpt 1.0Global Illumination Renderer; 100 SamplesLLVM Clang 3.0LLVM Clang 3.1LLVM Clang 3.2 SVN60120180240300SE +/- 0.58, N = 3SE +/- 0.33, N = 3SE +/- 0.33, N = 32402552771. (CXX) g++ options: -fopenmp -O3 -march=native

Crafty

OpenBenchmarking.orgSeconds, Fewer Is BetterCrafty 23.4Elapsed TimeLLVM Clang 3.1LLVM Clang 3.2 SVN20406080100SE +/- 0.06, N = 3SE +/- 0.09, N = 3108.75109.041. (CC) gcc options: -lstdc++ -lm

FLAC Audio Encoding

OpenBenchmarking.orgSeconds, Fewer Is BetterFLAC Audio Encoding 1.2.1WAV To FLACLLVM Clang 3.1LLVM Clang 3.2 SVN3691215SE +/- 0.03, N = 5SE +/- 0.05, N = 510.9910.841. (CXX) g++ options: -O3 -march=native -lm

LAME MP3 Encoding

LAME is an MP3 encoder licensed under the LGPL. This test measures the time required to encode a WAV file to MP3 format. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterLAME MP3 Encoding 3.99.3WAV To MP3LLVM Clang 3.1LLVM Clang 3.2 SVN612182430SE +/- 0.01, N = 5SE +/- 0.03, N = 523.9623.39

FFmpeg

OpenBenchmarking.orgSeconds, Fewer Is BetterFFmpeg 1.0H.264 HD To NTSC DVLLVM Clang 3.1LLVM Clang 3.2 SVN714212835SE +/- 0.09, N = 3SE +/- 0.07, N = 330.0830.011. (CC) gcc options: -lavdevice -lavfilter -lavformat -lavcodec -lswresample -lswscale -lavutil -ldl -lm -pthread -lbz2 -lrt

Minion

OpenBenchmarking.orgSeconds, Fewer Is BetterMinion 0.12Benchmark: BibdLLVM Clang 3.1LLVM Clang 3.2 SVN50100150200250SE +/- 0.46, N = 3SE +/- 0.37, N = 3223.62221.781. (CXX) g++ options: -O3 -fomit-frame-pointer -mdynamic-no-pic -rdynamic -lboost_iostreams-mt -lz -lbz2

OpenBenchmarking.orgSeconds, Fewer Is BetterMinion 0.12Benchmark: GracefulLLVM Clang 3.1LLVM Clang 3.2 SVN306090120150SE +/- 0.09, N = 3SE +/- 0.24, N = 3114.17111.031. (CXX) g++ options: -O3 -fomit-frame-pointer -mdynamic-no-pic -rdynamic -lboost_iostreams-mt -lz -lbz2

OpenBenchmarking.orgSeconds, Fewer Is BetterMinion 0.12Benchmark: SolitaireLLVM Clang 3.1LLVM Clang 3.2 SVN50100150200250SE +/- 0.12, N = 3SE +/- 0.15, N = 3221.10218.001. (CXX) g++ options: -O3 -fomit-frame-pointer -mdynamic-no-pic -rdynamic -lboost_iostreams-mt -lz -lbz2

OpenBenchmarking.orgSeconds, Fewer Is BetterMinion 0.12Benchmark: QuasigroupLLVM Clang 3.1LLVM Clang 3.2 SVN60120180240300SE +/- 0.32, N = 3SE +/- 0.19, N = 3266.32273.941. (CXX) g++ options: -O3 -fomit-frame-pointer -mdynamic-no-pic -rdynamic -lboost_iostreams-mt -lz -lbz2

Tachyon

OpenBenchmarking.orgSeconds, Fewer Is BetterTachyon 0.98.9Total TimeLLVM Clang 3.1LLVM Clang 3.2 SVN816243240SE +/- 0.05, N = 3SE +/- 0.05, N = 336.0236.201. (CC) gcc options: -m32 -O3 -fomit-frame-pointer -ffast-math -ltachyon -lm -lpthread

OpenSSL

OpenBenchmarking.orgSigns Per Second, More Is BetterOpenSSL 1.0.1cRSA 4096-bit PerformanceLLVM Clang 3.1LLVM Clang 3.2 SVN1428425670SE +/- 0.06, N = 3SE +/- 0.03, N = 359.9060.331. (CC) gcc options: -m64 -O3 -lssl -lcrypto -ldl

PostgreSQL pgbench

OpenBenchmarking.orgTPS, More Is BetterPostgreSQL pgbench 8.4.11TPC-B Transactions Per SecondLLVM Clang 3.1LLVM Clang 3.2 SVN5001000150020002500SE +/- 23.60, N = 3SE +/- 7.36, N = 32372.642370.441. (CC) gcc options: -O3 -march=native -fno-strict-aliasing -fwrapv -lpgport -lpq -lcrypt -ldl -lm

NGINX Benchmark

OpenBenchmarking.orgRequests Per Second, More Is BetterNGINX Benchmark 1.0.11Static Web Page ServingLLVM Clang 3.0LLVM Clang 3.1LLVM Clang 3.2 SVN4K8K12K16K20KSE +/- 156.32, N = 3SE +/- 98.41, N = 3SE +/- 199.41, N = 317401.0316872.8617049.221. (CC) gcc options: -lpthread -lcrypt -lcrypto -lz