Benchmarks by Michael Larabel for a future article on Phoronix.com. Quick look at LLVM Clang 3.3 vs. Clang 3.4 compiler performance. More tests forthcoming.
Compare your own system(s) to this result file with the
Phoronix Test Suite by running the command:
phoronix-test-suite benchmark 1411077-SO-1312033SO50
LLVM Clang 3.4 AMD APU Benchmarks,
"BLAKE2 20121223 - Phoronix Test Suite v4.8.5",
Lower Results Are Better
"Clang 3.3",9.71,9.63,9.63
"Clang 3.5 SVN",9.11,9.11,9.11
"i7 4700HQ",4.16,4.16,4.17
"Botan 1.10.3 - Test: Tiger",
Higher Results Are Better
"Clang 3.3",
"Clang 3.5 SVN",
"i7 4700HQ",
"Botan 1.10.3 - Test: KASUMI",
Higher Results Are Better
"Clang 3.3",
"Clang 3.5 SVN",
"i7 4700HQ",
"Botan 1.10.3 - Test: AES-256",
Higher Results Are Better
"Clang 3.3",
"Clang 3.5 SVN",
"i7 4700HQ",
"Botan 1.10.3 - Test: Twofish",
Higher Results Are Better
"Clang 3.3",
"Clang 3.5 SVN",
"i7 4700HQ",
"Botan 1.10.3 - Test: CAST-256",
Higher Results Are Better
"Clang 3.3",
"Clang 3.5 SVN",
"i7 4700HQ",
"Botan 1.10.3 - Test: X9.19-MAC",
Higher Results Are Better
"Clang 3.3",
"Clang 3.5 SVN",
"i7 4700HQ",
"C-Ray 1.1 - Total Time",
Lower Results Are Better
"Clang 3.3",58.36,63.547,64.482,65.056,65.238,65.278
"Clang 3.5 SVN",57.057,61.715,63.173,63.728,64.357,63.99
"i7 4700HQ",27.317,27.112,27.646
"FLAC Audio Encoding 1.3.0 - WAV To FLAC",
Lower Results Are Better
"Clang 3.3",7.091169834137,7.0952770709991,7.0842270851135,7.0901789665222,7.0875270366669
"Clang 3.5 SVN",6.3131840229034,6.3085451126099,6.3041319847107,6.3179478645325,6.3089580535889
"i7 4700HQ",5.4252560138702,5.3199899196625,5.3638799190521,5.3719921112061,5.8971509933472,5.3253960609436,5.3401398658752,5.3101010322571,5.4081659317017
"Himeno Benchmark 3.0 - Poisson Pressure Solver",
Higher Results Are Better
"Clang 3.3",764.452543,759.322336,787.173008
"Clang 3.5 SVN",814.397687,813.684507,807.318556
"i7 4700HQ",1469.813667,1510.932985,1461.6641
"LAME MP3 Encoding 3.99.3 - WAV To MP3",
Lower Results Are Better
"Clang 3.3",16.351718187332,16.371929168701,16.351256132126,16.374235868454,16.357908964157
"Clang 3.5 SVN",18.776738882065,18.791380167007,18.729759931564,18.74742603302,18.767690896988
"i7 4700HQ",14.646448850632,14.742094039917,14.487101078033,14.3139128685,14.820080041885
"SciMark 2.0 - Computational Test: Composite",
Higher Results Are Better
"Clang 3.3",829.81,830.36,831.58,828.93
"Clang 3.5 SVN",849.21,850.67,850.88,851.73
"i7 4700HQ",1187.21,1195.24,1217.54,1216.27
"SciMark 2.0 - Computational Test: Monte Carlo",
Higher Results Are Better
"Clang 3.3",492.54,492.54,494.81,492.54
"Clang 3.5 SVN",473.01,475.11,475.11,475.11
"i7 4700HQ",526.04,523.93,526.18,524.27
"SciMark 2.0 - Computational Test: Fast Fourier Transform",
Higher Results Are Better
"Clang 3.3",72.76,75.85,74.27,73.76
"Clang 3.5 SVN",68.78,69.23
"i7 4700HQ",242.8,259.76,259.99,261.13
"SciMark 2.0 - Computational Test: Sparse Matrix Multiply",
Higher Results Are Better
"Clang 3.3",1013.86,1018.91,1018.91,1013.86
"Clang 3.5 SVN",1008.87,1013.86,1021.45,1018.91
"i7 4700HQ",1831.8,1940.95,1933.58
"SciMark 2.0 - Computational Test: Dense LU Matrix Factorization",
Higher Results Are Better
"Clang 3.3",1201.2,1195.81,1201.2,1195.81
"Clang 3.5 SVN",1326.7,1326.7,1320.13,1326.7
"i7 4700HQ",2344.41,2321.13,2359.19,2367.07
"SciMark 2.0 - Computational Test: Jacobi Successive Over-Relaxation",
Higher Results Are Better
"Clang 3.3",1368.69,1368.69,1368.69,1368.69
"Clang 3.5 SVN",1368.69,1368.69,1368.69,1368.69
"i7 4700HQ",991.01,997.38,1001.38,995.29
"Smallpt 1.0 - Global Illumination Renderer; 100 Samples",
Lower Results Are Better
"Clang 3.3",211,211,210
"Clang 3.5 SVN",220,221,220
"i7 4700HQ",123,126,135,123,123,124