GCC vs. LLVM Clang on Intel Core i5 Skylake system. Benchmarks by Michael Larabel 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 2311041-WKG2-150904017
GCC Clang Intel Skylake Compiler Perf
GCC vs. LLVM Clang on Intel Core i5 Skylake system. Benchmarks by Michael Larabel for a future article on Phoronix.
,,"GCC 4.9.3","GCC 5.2.0","GCC 6.0.0 20150830","Clang 3.8 SVN","Clang 3.8 SVN OMP"
Processor,,Intel Core i5-6600K @ 3.50GHz (4 Cores),Intel Core i5-6600K @ 3.50GHz (4 Cores),Intel Core i5-6600K @ 3.50GHz (4 Cores),Intel Core i5-6600K @ 3.50GHz (4 Cores),Intel Core i5-6600K @ 3.50GHz (4 Cores)
Motherboard,,MSI Z170A GAMING PRO (MS-7984) v1.0,MSI Z170A GAMING PRO (MS-7984) v1.0,MSI Z170A GAMING PRO (MS-7984) v1.0,MSI Z170A GAMING PRO (MS-7984) v1.0,MSI Z170A GAMING PRO (MS-7984) v1.0
Chipset,,Intel Sky Lake,Intel Sky Lake,Intel Sky Lake,Intel Sky Lake,Intel Sky Lake
Memory,,15360MB,15360MB,15360MB,15360MB,15360MB
Disk,,256GB TS256GSSD370S,256GB TS256GSSD370S,256GB TS256GSSD370S,256GB TS256GSSD370S,256GB TS256GSSD370S
Graphics,,Intel Sky Lake (1150MHz),Intel Sky Lake (1150MHz),Intel Sky Lake (1150MHz),Intel Sky Lake (1150MHz),Intel Sky Lake (1150MHz)
Audio,,Realtek ALC1150,Realtek ALC1150,Realtek ALC1150,Realtek ALC1150,Realtek ALC1150
Monitor,,DELL P2210H,DELL P2210H,DELL P2210H,DELL P2210H,DELL P2210H
Network,,Intel Connection,Intel Connection,Intel Connection,Intel Connection,Intel Connection
OS,,Ubuntu 15.10,Ubuntu 15.10,Ubuntu 15.10,Ubuntu 15.10,Ubuntu 15.10
Kernel,,4.2.0-999-generic (x86_64) 20150901,4.2.0-999-generic (x86_64) 20150901,4.2.0-999-generic (x86_64) 20150901,4.2.0-999-generic (x86_64) 20150901,4.2.0-999-generic (x86_64) 20150901
Desktop,,Xfce 4.12,Xfce 4.12,Xfce 4.12,Xfce 4.12,Xfce 4.12
Display Server,,X Server 1.17.2,X Server 1.17.2,X Server 1.17.2,X Server 1.17.2,X Server 1.17.2
Display Driver,,intel 2.99.917,intel 2.99.917,intel 2.99.917,intel 2.99.917,intel 2.99.917
OpenGL,,3.3 Mesa 10.6.5,3.3 Mesa 10.6.5,3.3 Mesa 10.6.5,3.3 Mesa 10.6.5,3.3 Mesa 10.6.5
Compiler,,GCC 4.9.3,GCC 5.2.0,GCC 6.0.0 20150830,Clang 3.8.0 (SVN 246796) + LLVM 3.8.0svn,Clang 3.8.0 (SVN 246796) + LLVM 3.8.0svn
File-System,,ext4,ext4,ext4,ext4,ext4
Screen Resolution,,1920x1080,1920x1080,1920x1080,1920x1080,1920x1080
,,"GCC 4.9.3","GCC 5.2.0","GCC 6.0.0 20150830","Clang 3.8 SVN","Clang 3.8 SVN OMP"
"x264 - H.264 Video Encoding (FPS)",HIB,169.17,171.09,171.24,167.17,
"SciMark - Computational Test: Composite (Mflops)",HIB,1594.66,1594.01,1584.33,2467.10,
"SciMark - Computational Test: Monte Carlo (Mflops)",HIB,743.37,754.86,750.18,644.15,
"SciMark - Computational Test: Fast Fourier Transform (Mflops)",HIB,373.00,372.76,374.27,383.76,
"SciMark - Computational Test: Sparse Matrix Multiply (Mflops)",HIB,2739.39,2749.08,2693.95,2721.33,
"SciMark - Computational Test: Dense LU Matrix Factorization (Mflops)",HIB,2992.34,2968.23,2979.52,7111.79,
"SciMark - Computational Test: Jacobi Successive Over-Relaxation (Mflops)",HIB,1125.20,1125.11,1125.23,1474.45,
"Himeno Benchmark - Poisson Pressure Solver (MFLOPS)",HIB,2763.07,2744.76,2720.00,1976.57,
"Hierarchical INTegration - Test: FLOAT (QUIPs)",HIB,394717206.91,402676204.80,404526879.23,293947985.31,
"John The Ripper - Test: Blowfish (Real C/S)",HIB,4755,4760,4782,1224,1224
"John The Ripper - Test: Traditional DES (Real C/S)",HIB,24484000,25025333,25141333,6291333,6283667
"John The Ripper - Test: MD5 (Real C/S)",HIB,76544,77004,76902,16684,16670
"Apache Benchmark - Static Web Page Serving (Reqs/sec)",HIB,44411.00,41662.12,43039.62,44513.53,
"Rodinia - Test: OpenMP LavaMD (sec)",LIB,215.67,216.20,215.72,856.60,857.02
"Rodinia - Test: OpenMP CFD Solver (sec)",LIB,65.98,65.18,63.27,183.97,184.63
"Rodinia - Test: OpenMP Streamcluster (sec)",LIB,35.27,35.01,35.00,128.84,128.20
"Timed HMMer Search - Pfam Database Search (sec)",LIB,9.33,9.16,9.24,9.52,
"C-Ray - Total Time (sec)",LIB,15.17,15.11,15.09,34.59,
"Smallpt - Global Illumination Renderer; 100 Samples (sec)",LIB,28,28,28,123,31
"FLAC Audio Encoding - WAV To FLAC (sec)",LIB,4.93,4.97,4.94,5.14,
"LAME MP3 Encoding - WAV To MP3 (sec)",LIB,10.61,10.77,10.56,11.33,