LLVM/Clang 3.0 On Intel Sandy Bridge

Benchmarking GCC and LLVM on an Intel Core i7 2630QM Sandy Bridge notebook from ZaReason for a future article on Phoronix.

HTML result view exported from: https://openbenchmarking.org/result/1110178-AR-1110173AR66.

LLVM/Clang 3.0 On Intel Sandy BridgeProcessorMotherboardChipsetMemoryDiskGraphicsAudioNetworkOSKernelDesktopDisplay ServerDisplay DriverOpenGLCompilerFile-SystemScreen ResolutionGCC 4.6.1LLVM-Clang 2.9LLVM-Clang 3.0 SVNIntel Core i7-2630QM @ 2.00GHz (8 Cores)Compal PBL21Intel 2nd Generation Core Family8192MB128GB Super Talent STT_FTM28G225HNVIDIA GeForce GT 540M 2048MB (672/900MHz)Realtek ALC259Realtek RTL8111/8168B + Atheros AR9285 WirelessUbuntu 11.103.0.0-12-generic (x86_64)Unity 4.22.0X Server 1.10.4NVIDIA 280.134.1.0 NVIDIA 280.13GCC 4.6.1ext41920x1080Clang 4.2.1OpenBenchmarking.orgSystem Details- Compiz was running on this system.

LLVM/Clang 3.0 On Intel Sandy Bridgeapache: Static Web Page Servingc-ray: Total Timesmallpt: Global Illumination Renderer; 100 Samplespovray: Total Timetscp: AI Chess Performanceencode-mp3: WAV To MP3encode-flac: WAV To FLACx264: H.264 Video Encodingopenssl: RSA 4096-bit Performancejohn-the-ripper: Traditional DESjohn-the-ripper: MD5john-the-ripper: Blowfishcompress-7zip: Compress Speed TestGCC 4.6.1LLVM-Clang 2.9LLVM-Clang 3.0 SVN15740.7271.6014390441152024.718.0078.1567.133473000110877131290422393.1969.9867642198926.428.8775.4366.9537383331033867822322.5965.1161442591325.768.9767.30374466710346637OpenBenchmarking.org

Apache Benchmark

Static Web Page Serving

OpenBenchmarking.orgRequests Per Second, More Is BetterApache Benchmark 2.2.17Static Web Page ServingGCC 4.6.1LLVM-Clang 2.9LLVM-Clang 3.0 SVN5K10K15K20K25KSE +/- 76.79, N = 3SE +/- 101.81, N = 3SE +/- 198.06, N = 315740.7222393.1922322.59

C-Ray

Total Time

OpenBenchmarking.orgSeconds, Fewer Is BetterC-Ray 1.1Total TimeGCC 4.6.1LLVM-Clang 2.9LLVM-Clang 3.0 SVN1632486480SE +/- 0.30, N = 3SE +/- 0.62, N = 3SE +/- 0.39, N = 371.6069.9865.11

Smallpt

Global Illumination Renderer; 100 Samples

OpenBenchmarking.orgSeconds, Fewer Is BetterSmallpt 1.0Global Illumination Renderer; 100 SamplesGCC 4.6.1LLVM-Clang 2.9LLVM-Clang 3.0 SVN150300450600750SE +/- 0.00, N = 3SE +/- 1.20, N = 3SE +/- 3.84, N = 3143676614

POV-Ray

Total Time

OpenBenchmarking.orgSeconds, Fewer Is BetterPOV-Ray 3.6.1Total TimeGCC 4.6.12004006008001000904

TSCP

AI Chess Performance

OpenBenchmarking.orgNodes Per Second, More Is BetterTSCP 1.81AI Chess PerformanceGCC 4.6.1LLVM-Clang 2.9LLVM-Clang 3.0 SVN90K180K270K360K450KSE +/- 300.86, N = 5SE +/- 425.70, N = 5SE +/- 1064.92, N = 5411520421989425913

LAME MP3 Encoding

WAV To MP3

OpenBenchmarking.orgSeconds, Fewer Is BetterLAME MP3 Encoding 3.98.2WAV To MP3GCC 4.6.1LLVM-Clang 2.9LLVM-Clang 3.0 SVN612182430SE +/- 0.05, N = 5SE +/- 0.01, N = 5SE +/- 0.03, N = 524.7126.4225.76

FLAC Audio Encoding

WAV To FLAC

OpenBenchmarking.orgSeconds, Fewer Is BetterFLAC Audio Encoding 1.2.1WAV To FLACGCC 4.6.1LLVM-Clang 2.9LLVM-Clang 3.0 SVN3691215SE +/- 0.01, N = 5SE +/- 0.00, N = 5SE +/- 0.02, N = 58.008.878.97

x264

H.264 Video Encoding

OpenBenchmarking.orgFrames Per Second, More Is Betterx264 2010-11-22H.264 Video EncodingGCC 4.6.1LLVM-Clang 2.920406080100SE +/- 0.62, N = 3SE +/- 0.14, N = 378.1575.43

OpenSSL

RSA 4096-bit Performance

OpenBenchmarking.orgSigns Per Second, More Is BetterOpenSSL 1.0.0aRSA 4096-bit PerformanceGCC 4.6.1LLVM-Clang 2.9LLVM-Clang 3.0 SVN1530456075SE +/- 0.22, N = 4SE +/- 0.23, N = 4SE +/- 0.37, N = 467.1366.9567.30

John The Ripper

Test: Traditional DES

OpenBenchmarking.orgReal C/S, More Is BetterJohn The Ripper 1.7.8Test: Traditional DESGCC 4.6.1LLVM-Clang 2.9LLVM-Clang 3.0 SVN800K1600K2400K3200K4000KSE +/- 14433.76, N = 3SE +/- 881.92, N = 3SE +/- 9735.39, N = 3347300037383333744667

John The Ripper

Test: MD5

OpenBenchmarking.orgReal C/S, More Is BetterJohn The Ripper 1.7.8Test: MD5GCC 4.6.1LLVM-Clang 2.9LLVM-Clang 3.0 SVN2K4K6K8K10KSE +/- 30.38, N = 3SE +/- 4.18, N = 3SE +/- 14.31, N = 3110871033810346

John The Ripper

Test: Blowfish

OpenBenchmarking.orgReal C/S, More Is BetterJohn The Ripper 1.7.8Test: BlowfishGCC 4.6.1LLVM-Clang 2.9LLVM-Clang 3.0 SVN150300450600750SE +/- 1.00, N = 3SE +/- 0.00, N = 3SE +/- 0.67, N = 3713678637

7-Zip Compression

Compress Speed Test

OpenBenchmarking.orgMIPS, More Is Better7-Zip Compression 9.13Compress Speed TestGCC 4.6.13K6K9K12K15KSE +/- 112.92, N = 312904

Phoronix Test Suite v10.8.4