LLVM 3.5 RC4 Benchmarking Benchmarks by Michael Larabel for a future article on Phoronix.com reviewing the LLVM Clang compiler performance. LLVM Clang 3.4: Processor: Intel Core i7-3517UE @ 2.80GHz (4 Cores), Motherboard: CompuLab Intense-PC, Chipset: Intel 3rd Gen Core DRAM, Memory: 8192MB, Disk: 500GB Hitachi HCC54755, Graphics: Intel HD 4000 (1000MHz), Audio: Intel 7 /C210, Monitor: MX279, Network: Intel 82579LM Gigabit Connection + Realtek RTL8188CE 802.11b/g/n OS: Ubuntu 14.04, Kernel: 3.17.0-999-generic (x86_64), Desktop: Unity 7.2.2, Display Server: X Server 1.15.1, Display Driver: intel 2.99.914, OpenGL: 3.3 Mesa 10.4.0-devel (git-eb4541e 2014-08-21 trusty-oibaf-ppa+gallium-nine), Compiler: Clang 3.4 + LLVM 3.4, File-System: ext4, Screen Resolution: 1920x1080 LLVM Clang 3.5 RC4: Processor: Intel Core i7-3517UE @ 2.80GHz (4 Cores), Motherboard: CompuLab Intense-PC, Chipset: Intel 3rd Gen Core DRAM, Memory: 8192MB, Disk: 500GB Hitachi HCC54755, Graphics: Intel HD 4000 (1000MHz), Audio: Intel 7 /C210, Monitor: MX279, Network: Intel 82579LM Gigabit Connection + Realtek RTL8188CE 802.11b/g/n OS: Ubuntu 14.04, Kernel: 3.17.0-999-generic (x86_64), Desktop: Unity 7.2.2, Display Server: X Server 1.15.1, Display Driver: intel 2.99.914, OpenGL: 3.3 Mesa 10.4.0-devel (git-eb4541e 2014-08-21 trusty-oibaf-ppa+gallium-nine), Compiler: Clang 3.5.0 + LLVM 3.5.0, File-System: ext4, Screen Resolution: 1920x1080 SciMark 2.0 Computational Test: Composite Mflops > Higher Is Better LLVM Clang 3.4 ..... 1152.03 |=============================================== LLVM Clang 3.5 RC4 . 1199.70 |================================================= SciMark 2.0 Computational Test: Monte Carlo Mflops > Higher Is Better LLVM Clang 3.4 ..... 426.23 |================================================ LLVM Clang 3.5 RC4 . 444.58 |================================================== SciMark 2.0 Computational Test: Fast Fourier Transform Mflops > Higher Is Better LLVM Clang 3.4 ..... 194.93 |================================================== LLVM Clang 3.5 RC4 . 193.31 |================================================== SciMark 2.0 Computational Test: Sparse Matrix Multiply Mflops > Higher Is Better LLVM Clang 3.4 ..... 1652.57 |============================================= LLVM Clang 3.5 RC4 . 1791.41 |================================================= SciMark 2.0 Computational Test: Dense LU Matrix Factorization Mflops > Higher Is Better LLVM Clang 3.4 ..... 2309.72 |================================================ LLVM Clang 3.5 RC4 . 2378.16 |================================================= SciMark 2.0 Computational Test: Jacobi Successive Over-Relaxation Mflops > Higher Is Better LLVM Clang 3.4 ..... 1176.70 |================================================ LLVM Clang 3.5 RC4 . 1191.08 |================================================= GraphicsMagick 1.3.19 Operation: Blur Iterations Per Minute > Higher Is Better LLVM Clang 3.4 ..... 60 |====================================================== LLVM Clang 3.5 RC4 . 59 |===================================================== GraphicsMagick 1.3.19 Operation: Sharpen Iterations Per Minute > Higher Is Better LLVM Clang 3.4 ..... 22 |============================== LLVM Clang 3.5 RC4 . 39 |====================================================== GraphicsMagick 1.3.19 Operation: Resizing Iterations Per Minute > Higher Is Better LLVM Clang 3.4 ..... 68 |====================================================== LLVM Clang 3.5 RC4 . 65 |==================================================== GraphicsMagick 1.3.19 Operation: HWB Color Space Iterations Per Minute > Higher Is Better LLVM Clang 3.4 ..... 106 |===================================================== LLVM Clang 3.5 RC4 . 105 |===================================================== GraphicsMagick 1.3.19 Operation: Local Adaptive Thresholding Iterations Per Minute > Higher Is Better LLVM Clang 3.4 ..... 63 |====================================================== LLVM Clang 3.5 RC4 . 63 |====================================================== Himeno Benchmark 3.0 Poisson Pressure Solver MFLOPS > Higher Is Better LLVM Clang 3.4 ..... 1202.31 |================================================= LLVM Clang 3.5 RC4 . 1153.76 |=============================================== Timed Apache Compilation 2.4.7 Time To Compile Seconds < Lower Is Better LLVM Clang 3.4 ..... 45.75 |================================================= LLVM Clang 3.5 RC4 . 47.49 |=================================================== Timed PHP Compilation 5.2.9 Time To Compile Seconds < Lower Is Better LLVM Clang 3.4 ..... 41.65 |============================================== LLVM Clang 3.5 RC4 . 46.04 |=================================================== C-Ray 1.1 Total Time Seconds < Lower Is Better LLVM Clang 3.4 ..... 93.17 |=================================================== LLVM Clang 3.5 RC4 . 87.82 |================================================ FLAC Audio Encoding 1.3.0 WAV To FLAC Seconds < Lower Is Better LLVM Clang 3.4 ..... 7.18 |================================================== LLVM Clang 3.5 RC4 . 7.44 |==================================================== LAME MP3 Encoding 3.99.3 WAV To MP3 Seconds < Lower Is Better LLVM Clang 3.4 ..... 16.91 |========================================= LLVM Clang 3.5 RC4 . 21.10 |=================================================== Apache Benchmark 2.4.7 Static Web Page Serving Requests Per Second > Higher Is Better LLVM Clang 3.4 . 17819.65 |====================================================