OMAP4660 ARM LLVM-Clang On Ubuntu 12.04

Phoronix benchmarks of GCC 4.6 and LLVM/Clang 3.0 from Precise repositories on Ubuntu 12.04 LTS snapshot. Both compilers were using same test profile defaults for compile flags. Testing for a future article on Phoronix.com by Michael Larabel.

Compare your own system(s) to this result file with the Phoronix Test Suite by running the command: phoronix-test-suite benchmark 1201284-BY-PANDACLAN31
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GCC 4.6
January 24 2012
 
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January 25 2012
 
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GCC 4.6

Processor: ARMv7 rev 10 (2 Cores), Motherboard: OMAP4 Panda board, Memory: 912MB, Disk: 16GB SD16G, Graphics: Texas Instruments OMAP

OS: Ubuntu 12.04, Kernel: 3.2.0-1404-omap4 (armv7l), Desktop: Unity 2D, Display Server: X Server 1.10.4, Display Driver: fbdev 0.4.2, OpenGL: 2.1 Mesa 7.11, Compiler: GCC 4.6, File-System: ext4, Screen Resolution: 1024x768

LLVM-Clang 3.0

OS: Ubuntu 12.04, Kernel: 3.2.0-1404-omap4 (armv7l), Desktop: Unity 2D, Display Server: X Server 1.10.4, Display Driver: fbdev 0.4.2, OpenGL: 2.1 Mesa 7.11, Compiler: Clang 4.2.1 + GCC 4.6, File-System: ext4, Screen Resolution: 1024x768

OMAP4660 ARM LLVM-Clang On Ubuntu 12.04OpenBenchmarking.orgPhoronix Test SuiteARMv7 rev 10 (2 Cores)OMAP4 Panda board912MB16GB SD16GTexas Instruments OMAPUbuntu 12.043.2.0-1404-omap4 (armv7l)Unity 2DX Server 1.10.4fbdev 0.4.22.1 Mesa 7.11GCC 4.6Clang 4.2.1 + GCC 4.6ext41024x768ProcessorMotherboardMemoryDiskGraphicsOSKernelDesktopDisplay ServerDisplay DriverOpenGLCompilersFile-SystemScreen ResolutionOMAP4660 ARM LLVM-Clang On Ubuntu 12.04 BenchmarksSystem Logs

GCC 4.6 vs. LLVM-Clang 3.0 ComparisonPhoronix Test SuiteBaseline+185.6%+185.6%+371.2%+371.2%+556.8%+556.8%23.6%16.2%J.S.O.R742.2%D.L.M.F686.6%Composite623.4%Monte Carlo591%Read525.5%S.M.M519.8%R.M.W507.7%M.S.A372.6%F.F.T345.6%Total Time317.1%WriteElapsed TimeA.C.P13%2.F.C10.5%SciMarkSciMarkSciMarkSciMarkCacheBenchSciMarkCacheBenchTimed MAFFT AlignmentSciMarkC-RayCacheBenchN-QueensTSCPLZMA CompressionGCC 4.6LLVM-Clang 3.0

OMAP4660 ARM LLVM-Clang On Ubuntu 12.04cachebench: Readcachebench: Writecachebench: Read / Modify / Writec-ray: Total Timecompress-7zip: Compress Speed Testcompress-lzma: 256MB File Compressionmafft: Multiple Sequence Alignmentn-queens: Elapsed Timescimark2: Compositescimark2: Fast Fourier Transformscimark2: Jacobi Successive Over-Relaxationscimark2: Monte Carloscimark2: Sparse Matrix Multiplyscimark2: Dense LU Matrix Factorizationtscp: AI Chess PerformanceGCC 4.6LLVM-Clang 3.01015.301443.611480.921961.295421070.19248.761420.9665.9015.15121.8645.0570.8476.6142620162.321783.72243.708180.155481182.291175.701222.519.113.4014.476.5211.439.7437733OpenBenchmarking.org

CacheBench

This is a performance test of CacheBench, which is part of LLCbench. CacheBench is designed to test the memory and cache bandwidth performance Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgMB/s, More Is BetterCacheBenchTest: ReadLLVM-Clang 3.0GCC 4.62004006008001000SE +/- 0.45, N = 3SE +/- 2.11, N = 3162.321015.30
OpenBenchmarking.orgMB/s, More Is BetterCacheBenchTest: ReadLLVM-Clang 3.0GCC 4.62004006008001000Min: 161.51 / Avg: 162.32 / Max: 163.06Min: 1011.16 / Avg: 1015.3 / Max: 1018.05

OpenBenchmarking.orgMB/s, More Is BetterCacheBenchTest: WriteLLVM-Clang 3.0GCC 4.6400800120016002000SE +/- 2.79, N = 3SE +/- 0.40, N = 31783.721443.61
OpenBenchmarking.orgMB/s, More Is BetterCacheBenchTest: WriteLLVM-Clang 3.0GCC 4.630060090012001500Min: 1778.89 / Avg: 1783.72 / Max: 1788.55Min: 1443.05 / Avg: 1443.61 / Max: 1444.4

OpenBenchmarking.orgMB/s, More Is BetterCacheBenchTest: Read / Modify / WriteLLVM-Clang 3.0GCC 4.630060090012001500SE +/- 0.06, N = 3SE +/- 2.02, N = 3243.701480.92
OpenBenchmarking.orgMB/s, More Is BetterCacheBenchTest: Read / Modify / WriteLLVM-Clang 3.0GCC 4.630060090012001500Min: 243.63 / Avg: 243.7 / Max: 243.81Min: 1478.79 / Avg: 1480.92 / Max: 1484.95

C-Ray

OpenBenchmarking.orgSeconds, Fewer Is BetterC-Ray 1.1Total TimeLLVM-Clang 3.0GCC 4.62K4K6K8K10KSE +/- 3.96, N = 3SE +/- 1.15, N = 38180.151961.29
OpenBenchmarking.orgSeconds, Fewer Is BetterC-Ray 1.1Total TimeLLVM-Clang 3.0GCC 4.614002800420056007000Min: 8172.67 / Avg: 8180.15 / Max: 8186.13Min: 1959.59 / Avg: 1961.29 / Max: 1963.48

7-Zip Compression

OpenBenchmarking.orgMIPS, More Is Better7-Zip Compression 9.20.1Compress Speed TestLLVM-Clang 3.0GCC 4.6120240360480600SE +/- 3.79, N = 3SE +/- 1.53, N = 3548542
OpenBenchmarking.orgMIPS, More Is Better7-Zip Compression 9.20.1Compress Speed TestLLVM-Clang 3.0GCC 4.6100200300400500Min: 541 / Avg: 548 / Max: 554Min: 540 / Avg: 542 / Max: 545

LZMA Compression

OpenBenchmarking.orgSeconds, Fewer Is BetterLZMA Compression256MB File CompressionLLVM-Clang 3.0GCC 4.630060090012001500SE +/- 2.64, N = 3SE +/- 1.61, N = 31182.291070.19
OpenBenchmarking.orgSeconds, Fewer Is BetterLZMA Compression256MB File CompressionLLVM-Clang 3.0GCC 4.62004006008001000Min: 1178.59 / Avg: 1182.29 / Max: 1187.4Min: 1067.33 / Avg: 1070.19 / Max: 1072.9

Timed MAFFT Alignment

OpenBenchmarking.orgSeconds, Fewer Is BetterTimed MAFFT Alignment 6.864Multiple Sequence AlignmentLLVM-Clang 3.0GCC 4.630060090012001500SE +/- 2.06, N = 3SE +/- 0.33, N = 31175.70248.76
OpenBenchmarking.orgSeconds, Fewer Is BetterTimed MAFFT Alignment 6.864Multiple Sequence AlignmentLLVM-Clang 3.0GCC 4.62004006008001000Min: 1171.87 / Avg: 1175.7 / Max: 1178.93Min: 248.15 / Avg: 248.76 / Max: 249.27

N-Queens

OpenBenchmarking.orgSeconds, Fewer Is BetterN-Queens 1.0Elapsed TimeLLVM-Clang 3.0GCC 4.630060090012001500SE +/- 0.57, N = 2SE +/- 0.03, N = 21222.511420.96
OpenBenchmarking.orgSeconds, Fewer Is BetterN-Queens 1.0Elapsed TimeLLVM-Clang 3.0GCC 4.62004006008001000Min: 1221.94 / Avg: 1222.51 / Max: 1223.08Min: 1420.93 / Avg: 1420.96 / Max: 1421

SciMark

OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: CompositeLLVM-Clang 3.0GCC 4.61530456075SE +/- 0.03, N = 4SE +/- 0.22, N = 49.1165.90
OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: CompositeLLVM-Clang 3.0GCC 4.61326395265Min: 9.05 / Avg: 9.11 / Max: 9.17Min: 65.51 / Avg: 65.9 / Max: 66.43

OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Fast Fourier TransformLLVM-Clang 3.0GCC 4.648121620SE +/- 0.00, N = 4SE +/- 0.11, N = 43.4015.15
OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Fast Fourier TransformLLVM-Clang 3.0GCC 4.648121620Min: 3.39 / Avg: 3.4 / Max: 3.41Min: 14.81 / Avg: 15.15 / Max: 15.32

OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Jacobi Successive Over-RelaxationLLVM-Clang 3.0GCC 4.6306090120150SE +/- 0.08, N = 4SE +/- 0.52, N = 414.47121.86
OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Jacobi Successive Over-RelaxationLLVM-Clang 3.0GCC 4.620406080100Min: 14.26 / Avg: 14.47 / Max: 14.6Min: 120.89 / Avg: 121.86 / Max: 123.23

OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Monte CarloLLVM-Clang 3.0GCC 4.61020304050SE +/- 0.05, N = 4SE +/- 0.36, N = 46.5245.05
OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Monte CarloLLVM-Clang 3.0GCC 4.6918273645Min: 6.4 / Avg: 6.52 / Max: 6.61Min: 44.59 / Avg: 45.05 / Max: 46.12

OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Sparse Matrix MultiplyLLVM-Clang 3.0GCC 4.61632486480SE +/- 0.09, N = 4SE +/- 0.64, N = 411.4370.84
OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Sparse Matrix MultiplyLLVM-Clang 3.0GCC 4.61428425670Min: 11.27 / Avg: 11.43 / Max: 11.68Min: 69.95 / Avg: 70.84 / Max: 72.73

OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Dense LU Matrix FactorizationLLVM-Clang 3.0GCC 4.620406080100SE +/- 0.00, N = 4SE +/- 0.25, N = 49.7476.61
OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Dense LU Matrix FactorizationLLVM-Clang 3.0GCC 4.61530456075Min: 9.73 / Avg: 9.74 / Max: 9.74Min: 76.28 / Avg: 76.61 / Max: 77.34

TSCP

OpenBenchmarking.orgNodes Per Second, More Is BetterTSCP 1.81AI Chess PerformanceLLVM-Clang 3.0GCC 4.69K18K27K36K45KSE +/- 9.43, N = 5SE +/- 14.09, N = 53773342620
OpenBenchmarking.orgNodes Per Second, More Is BetterTSCP 1.81AI Chess PerformanceLLVM-Clang 3.0GCC 4.67K14K21K28K35KMin: 37709 / Avg: 37733.4 / Max: 37763Min: 42593 / Avg: 42620.2 / Max: 42672

GCC 4.6

Processor: ARMv7 rev 10 (2 Cores), Motherboard: OMAP4 Panda board, Memory: 912MB, Disk: 16GB SD16G, Graphics: Texas Instruments OMAP

OS: Ubuntu 12.04, Kernel: 3.2.0-1404-omap4 (armv7l), Desktop: Unity 2D, Display Server: X Server 1.10.4, Display Driver: fbdev 0.4.2, OpenGL: 2.1 Mesa 7.11, Compiler: GCC 4.6, File-System: ext4, Screen Resolution: 1024x768

Testing initiated at 24 January 2012 16:25 by user phoronix.

LLVM-Clang 3.0

Processor: ARMv7 rev 10 (2 Cores), Motherboard: OMAP4 Panda board, Memory: 912MB, Disk: 16GB SD16G, Graphics: Texas Instruments OMAP

OS: Ubuntu 12.04, Kernel: 3.2.0-1404-omap4 (armv7l), Desktop: Unity 2D, Display Server: X Server 1.10.4, Display Driver: fbdev 0.4.2, OpenGL: 2.1 Mesa 7.11, Compiler: Clang 4.2.1 + GCC 4.6, File-System: ext4, Screen Resolution: 1024x768

Testing initiated at 25 January 2012 21:14 by user phoronix.