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.

Compare your own system(s) to this result file with the Phoronix Test Suite by running the command: phoronix-test-suite benchmark 1110178-AR-1110173AR66
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GCC 4.6.1
October 17 2011
 
LLVM-Clang 2.9
October 17 2011
 
LLVM-Clang 3.0 SVN
October 17 2011
 
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GCC 4.6.1

Processor: Intel Core i7-2630QM @ 2.00GHz (8 Cores), Motherboard: Compal PBL21, Chipset: Intel 2nd Generation Core Family, Memory: 8192MB, Disk: 128GB Super Talent STT_FTM28G225H, Graphics: NVIDIA GeForce GT 540M 2048MB (672/900MHz), Audio: Realtek ALC259, Network: Realtek RTL8111/8168B + Atheros AR9285 Wireless

OS: Ubuntu 11.10, Kernel: 3.0.0-12-generic (x86_64), Desktop: Unity 4.22.0, Display Server: X Server 1.10.4, Display Driver: NVIDIA 280.13, OpenGL: 4.1.0 NVIDIA 280.13, Compiler: GCC 4.6.1, File-System: ext4, Screen Resolution: 1920x1080

System Notes: Compiz was running on this system.

LLVM-Clang 2.9

LLVM-Clang 3.0 SVN

OS: Ubuntu 11.10, Kernel: 3.0.0-12-generic (x86_64), Desktop: Unity 4.22.0, Display Server: X Server 1.10.4, Display Driver: NVIDIA 280.13, OpenGL: 4.1.0 NVIDIA 280.13, Compiler: Clang 4.2.1, File-System: ext4, Screen Resolution: 1920x1080

LLVM/Clang 3.0 On Intel Sandy BridgeOpenBenchmarking.orgPhoronix Test SuiteIntel 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 4.6.1Clang 4.2.1ext41920x1080ProcessorMotherboardChipsetMemoryDiskGraphicsAudioNetworkOSKernelDesktopDisplay ServerDisplay DriverOpenGLCompilersFile-SystemScreen ResolutionLLVM/Clang 3.0 On Intel Sandy Bridge BenchmarksSystem Logs- Compiz was running on this system.

GCC 4.6.1LLVM-Clang 2.9LLVM-Clang 3.0 SVNLogarithmic Result OverviewPhoronix Test SuiteSmallptApache BenchmarkFLAC Audio EncodingC-RayLAME MP3 EncodingJohn The RipperTSCPOpenSSL

LLVM/Clang 3.0 On Intel Sandy Bridgecompress-7zip: Compress Speed Testjohn-the-ripper: Blowfishjohn-the-ripper: MD5john-the-ripper: Traditional DESopenssl: RSA 4096-bit Performancex264: H.264 Video Encodingencode-flac: WAV To FLACencode-mp3: WAV To MP3tscp: AI Chess Performancepovray: Total Timesmallpt: Global Illumination Renderer; 100 Samplesc-ray: Total Timeapache: Static Web Page ServingGCC 4.6.1LLVM-Clang 2.9LLVM-Clang 3.0 SVN1290471311087347300067.1378.158.0024.7141152090414371.6015740.7267810338373833366.9575.438.8726.4242198967669.9822393.1963710346374466767.308.9725.7642591361465.1122322.59OpenBenchmarking.org

7-Zip Compression

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

John The Ripper

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

OpenBenchmarking.orgReal C/S, More Is BetterJohn The Ripper 1.7.8Test: MD5GCC 4.6.1LLVM-Clang 3.0 SVNLLVM-Clang 2.92K4K6K8K10KSE +/- 30.38, N = 3SE +/- 14.31, N = 3SE +/- 4.18, N = 3110871034610338

OpenBenchmarking.orgReal C/S, More Is BetterJohn The Ripper 1.7.8Test: Traditional DESLLVM-Clang 3.0 SVNLLVM-Clang 2.9GCC 4.6.1800K1600K2400K3200K4000KSE +/- 9735.39, N = 3SE +/- 881.92, N = 3SE +/- 14433.76, N = 3374466737383333473000

OpenSSL

OpenBenchmarking.orgSigns Per Second, More Is BetterOpenSSL 1.0.0aRSA 4096-bit PerformanceLLVM-Clang 3.0 SVNGCC 4.6.1LLVM-Clang 2.91530456075SE +/- 0.37, N = 4SE +/- 0.22, N = 4SE +/- 0.23, N = 467.3067.1366.95

x264

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

FLAC Audio Encoding

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

LAME MP3 Encoding

OpenBenchmarking.orgSeconds, Fewer Is BetterLAME MP3 Encoding 3.98.2WAV To MP3GCC 4.6.1LLVM-Clang 3.0 SVNLLVM-Clang 2.9612182430SE +/- 0.05, N = 5SE +/- 0.03, N = 5SE +/- 0.01, N = 524.7125.7626.42

TSCP

OpenBenchmarking.orgNodes Per Second, More Is BetterTSCP 1.81AI Chess PerformanceLLVM-Clang 3.0 SVNLLVM-Clang 2.9GCC 4.6.190K180K270K360K450KSE +/- 1064.92, N = 5SE +/- 425.70, N = 5SE +/- 300.86, N = 5425913421989411520

POV-Ray

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

Smallpt

OpenBenchmarking.orgSeconds, Fewer Is BetterSmallpt 1.0Global Illumination Renderer; 100 SamplesGCC 4.6.1LLVM-Clang 3.0 SVNLLVM-Clang 2.9150300450600750SE +/- 0.00, N = 3SE +/- 3.84, N = 3SE +/- 1.20, N = 3143614676

C-Ray

OpenBenchmarking.orgSeconds, Fewer Is BetterC-Ray 1.1Total TimeLLVM-Clang 3.0 SVNLLVM-Clang 2.9GCC 4.6.11632486480SE +/- 0.39, N = 3SE +/- 0.62, N = 3SE +/- 0.30, N = 365.1169.9871.60

Apache Benchmark

OpenBenchmarking.orgRequests Per Second, More Is BetterApache Benchmark 2.2.17Static Web Page ServingLLVM-Clang 2.9LLVM-Clang 3.0 SVNGCC 4.6.15K10K15K20K25KSE +/- 101.81, N = 3SE +/- 198.06, N = 3SE +/- 76.79, N = 322393.1922322.5915740.72

GCC 4.6.1

Processor: Intel Core i7-2630QM @ 2.00GHz (8 Cores), Motherboard: Compal PBL21, Chipset: Intel 2nd Generation Core Family, Memory: 8192MB, Disk: 128GB Super Talent STT_FTM28G225H, Graphics: NVIDIA GeForce GT 540M 2048MB (672/900MHz), Audio: Realtek ALC259, Network: Realtek RTL8111/8168B + Atheros AR9285 Wireless

OS: Ubuntu 11.10, Kernel: 3.0.0-12-generic (x86_64), Desktop: Unity 4.22.0, Display Server: X Server 1.10.4, Display Driver: NVIDIA 280.13, OpenGL: 4.1.0 NVIDIA 280.13, Compiler: GCC 4.6.1, File-System: ext4, Screen Resolution: 1920x1080

System Notes: Compiz was running on this system.

Testing initiated at 17 October 2011 14:09 by user phoronix.

LLVM-Clang 2.9

System Notes: Compiz was running on this system.

Testing initiated at 17 October 2011 17:53 by user phoronix.

LLVM-Clang 3.0 SVN

Processor: Intel Core i7-2630QM @ 2.00GHz (8 Cores), Motherboard: Compal PBL21, Chipset: Intel 2nd Generation Core Family, Memory: 8192MB, Disk: 128GB Super Talent STT_FTM28G225H, Graphics: NVIDIA GeForce GT 540M 2048MB (672/900MHz), Audio: Realtek ALC259, Network: Realtek RTL8111/8168B + Atheros AR9285 Wireless

OS: Ubuntu 11.10, Kernel: 3.0.0-12-generic (x86_64), Desktop: Unity 4.22.0, Display Server: X Server 1.10.4, Display Driver: NVIDIA 280.13, OpenGL: 4.1.0 NVIDIA 280.13, Compiler: Clang 4.2.1, File-System: ext4, Screen Resolution: 1920x1080

System Notes: Compiz was running on this system.

Testing initiated at 17 October 2011 16:46 by user phoronix.