2019 Intel LLVM Clang Compiler Comparison Tests for a future article by Michael Larabel. ,,"LLVM Clang 6.0.1","LLVM Clang 7.1.0","LLVM Clang 8.0.1","LLVM Clang 9.0.1","LLVM Clang 10 20191217" Processor,,Intel Core i7-5960X @ 3.50GHz (8 Cores / 16 Threads),Intel Core i7-5960X @ 3.50GHz (8 Cores / 16 Threads),Intel Core i7-5960X @ 3.50GHz (8 Cores / 16 Threads),Intel Core i7-5960X @ 3.50GHz (8 Cores / 16 Threads),Intel Core i7-5960X @ 3.50GHz (8 Cores / 16 Threads) Motherboard,,ASRock X99 Extreme3 (P3.70 BIOS),ASRock X99 Extreme3 (P3.70 BIOS),ASRock X99 Extreme3 (P3.70 BIOS),ASRock X99 Extreme3 (P3.70 BIOS),ASRock X99 Extreme3 (P3.70 BIOS) Chipset,,Intel Xeon E7 v3/Xeon,Intel Xeon E7 v3/Xeon,Intel Xeon E7 v3/Xeon,Intel Xeon E7 v3/Xeon,Intel Xeon E7 v3/Xeon Memory,,16384MB,16384MB,16384MB,16384MB,16384MB Disk,,120GB INTEL SSDSC2BW12,120GB INTEL SSDSC2BW12,120GB INTEL SSDSC2BW12,120GB INTEL SSDSC2BW12,120GB INTEL SSDSC2BW12 Graphics,,AMD FirePro V7900 2GB,AMD FirePro V7900 2GB,AMD FirePro V7900 2GB,AMD FirePro V7900 2GB,AMD FirePro V7900 2GB Audio,,Realtek ALC1150,Realtek ALC1150,Realtek ALC1150,Realtek ALC1150,Realtek ALC1150 Monitor,,VA2431,VA2431,VA2431,VA2431,VA2431 Network,,Intel I218-V,Intel I218-V,Intel I218-V,Intel I218-V,Intel I218-V OS,,Ubuntu 19.10,Ubuntu 19.10,Ubuntu 19.10,Ubuntu 19.10,Ubuntu 19.10 Kernel,,5.3.0-24-generic (x86_64),5.3.0-24-generic (x86_64),5.3.0-24-generic (x86_64),5.3.0-24-generic (x86_64),5.3.0-24-generic (x86_64) Desktop,,GNOME Shell 3.34.1,GNOME Shell 3.34.1,GNOME Shell 3.34.1,GNOME Shell 3.34.1,GNOME Shell 3.34.1 Display Server,,X Server 1.20.5,X Server 1.20.5,X Server 1.20.5,X Server 1.20.5,X Server 1.20.5 Display Driver,,modesetting 1.20.5,modesetting 1.20.5,modesetting 1.20.5,modesetting 1.20.5,modesetting 1.20.5 Compiler,,Clang 6.0.1 + LLVM 6.0.1,Clang 7.1.0 + LLVM 7.1.0,Clang 8.0.1 + LLVM 8.0.1,Clang 9.0.1 + LLVM 9.0.1,Clang 10.0.0 File-System,,ext4,ext4,ext4,ext4,ext4 Screen Resolution,,1920x1080,1920x1080,1920x1080,1920x1080,1920x1080 ,,"LLVM Clang 6.0.1","LLVM Clang 7.1.0","LLVM Clang 8.0.1","LLVM Clang 9.0.1","LLVM Clang 10 20191217" "VP9 libvpx Encoding - vpxenc VP9 1080p Video Encode (FPS)",HIB,110.24,110.78,111.71,111.05,110.98 "CppPerformanceBenchmarks - Test: Math Library (sec)",LIB,407.300,406.432,406.927,408.076,408.082 "libgav1 - Video Input: Chimera 1080p (FPS)",HIB,36.32,36.21,36.25,36.23,36.38 "libgav1 - Video Input: Summer Nature 4K (FPS)",HIB,15.83,15.72,15.76,15.74,15.89 "asmFish - 1024 Hash Memory, 26 Depth (Nodes/s)",HIB,21773169,22113202,21716998,22125493,21917065 "Minion - Benchmark: Quasigroup (sec)",LIB,140.385022,141.394096,139.842752,141.484902,144.574132 "C-Ray - Total Time - 4K, 16 Rays Per Pixel (sec)",LIB,133.539,127.178,127.086,125.180,127.246 "Timed PHP Compilation - Time To Compile (sec)",LIB,99.443,110.278,112.170,115.967,127.013 "Timed MrBayes Analysis - Primate Phylogeny Analysis (sec)",LIB,109.252,108.759,108.616,109.030,108.448 "Apache Benchmark - Static Web Page Serving (Reqs/sec)",HIB,19278.25,19824.96,20224.78,20345.02,18326.27 "Minion - Benchmark: Solitaire (sec)",LIB,86.677773,86.975667,86.960693,87.056188,86.850014 "PostgreSQL pgbench - Scaling: Buffer Test - Test: Normal Load - Mode: Read Only (TPS)",HIB,147464.454075,147812.126788,148726.699654,149135.207948,148890.923786 "NGINX Benchmark - Static Web Page Serving (Reqs/sec)",HIB,25228.44,25579.00,25503.69,25695.32,25528.14 "libgav1 - Video Input: Summer Nature 1080p (FPS)",HIB,51.30,50.94,50.88,51.18,51.73 "GraphicsMagick - Operation: Swirl (Iterations/min)",HIB,35,35,36,35,38 "Minion - Benchmark: Graceful (sec)",LIB,64.306260,64.366640,63.472231,63.040103,63.623649 "GraphicsMagick - Operation: Sharpen (Iterations/min)",HIB,12,12,12,12,12 "GraphicsMagick - Operation: Noise-Gaussian (Iterations/min)",HIB,20,21,22,22,22 "GraphicsMagick - Operation: Resizing (Iterations/min)",HIB,79,79,80,81,80 "GraphicsMagick - Operation: HWB Color Space (Iterations/min)",HIB,109,109,111,112,141 "John The Ripper - Test: MD5 (Real C/S)",HIB,76421,76487,76623,76627,77384 "GraphicsMagick - Operation: Rotate (Iterations/min)",HIB,577,578,578,584,591 "Himeno Benchmark - Poisson Pressure Solver (MFLOPS)",HIB,2915.164229,3098.968077,3085.751647,3148.072105,3145.244520 "AOBench - Size: 2048 x 2048 - Total Time (sec)",LIB,41.549,42.200,41.604,42.109,41.799 "ebizzy - (Records/s)",HIB,284282,278134,285846,278849,272998 "Tungsten Renderer - Scene: Hair (sec)",LIB,35.2842,35.2485,35.6346,34.9660,34.9000 "dav1d - Video Input: Summer Nature 4K (FPS)",HIB,105.51,107.13,106.57,106.53,106.56 "CppPerformanceBenchmarks - Test: Ctype (sec)",LIB,35.312,35.698,31.093,34.939,32.959 "dav1d - Video Input: Chimera 1080p (FPS)",HIB,352.92,354.12,353.14,354.96,351.63 "Tungsten Renderer - Scene: Water Caustic (sec)",LIB,31.1509,31.4654,31.1359,31.0105,31.1667 "XZ Compression - Compressing ubuntu-16.04.3-server-i386.img, Compression Level 9 (sec)",LIB,32.170,32.111,32.191,31.595,32.128 "John The Ripper - Test: Blowfish (Real C/S)",HIB,1337,1343,1293,1293,1293 "SciMark - Computational Test: Composite (Mflops)",HIB,2100.40,2103.77,2100.14,2114.81,2114.14 "Coremark - CoreMark Size 666 - Iterations Per Second (Iterations/Sec)",HIB,222703.384694,228736.343032,222924.203037,215756.721527,212568.238532 "Zstd Compression - Compressing ubuntu-16.04.3-server-i386.img, Compression Level 19 (sec)",LIB,20.938,20.953,21.339,20.829,20.364 "x264 - H.264 Video Encoding (FPS)",HIB,56.26,56.95,57.60,57.37,57.84 "SVT-HEVC - 1080p 8-bit YUV To HEVC Video Encode (FPS)",HIB,35.06,35.11,35.48,35.88,35.90 "x265 - H.265 1080p Video Encoding (FPS)",HIB,34.45,34.59,34.52,35.10,34.52 "SVT-VP9 - Tuning: VMAF Optimized - Input: Bosphorus 1080p (FPS)",HIB,102.84,102.26,101.77,102.90,102.66 "CppPerformanceBenchmarks - Test: Function Objects (sec)",LIB,16.134,16.139,15.998,16.135,15.939 "SVT-AV1 - Encoder Mode: Enc Mode 8 - Input: 1080p (FPS)",HIB,23.283,23.208,23.419,23.451,23.395 "Tungsten Renderer - Scene: Volumetric Caustic (sec)",LIB,12.3110,12.1987,12.2350,12.2433,12.1656 "dav1d - Video Input: Summer Nature 1080p (FPS)",HIB,300.97,303.93,305.15,304.73,305.08 "Tungsten Renderer - Scene: Non-Exponential (sec)",LIB,9.97024,9.93175,9.95480,10.00685,9.83032 "SVT-VP9 - Tuning: Visual Quality Optimized - Input: Bosphorus 1080p (FPS)",HIB,81.14,80.23,81.50,80.82,81.14 "Timed HMMer Search - Pfam Database Search (sec)",LIB,7.307,7.181,7.302,7.311,7.201 "libjpeg-turbo tjbench - Test: Decompression Throughput (Megapixels/sec)",HIB,172.995715,169.256304,167.204583,166.392078,168.245614 "SVT-VP9 - Tuning: PSNR/SSIM Optimized - Input: Bosphorus 1080p (FPS)",HIB,110.61,110.17,110.09,109.56,110.25 "TSCP - AI Chess Performance (Nodes/s)",HIB,1305161,1312628,1295948,1351272,1345331 "SciMark - Computational Test: Dense LU Matrix Factorization (Mflops)",HIB,5239.86,5218.38,5222.18,5243.49,5219.62 "SciMark - Computational Test: Sparse Matrix Multiply (Mflops)",HIB,2739.17,2771.84,2754.42,2807.84,2828.62 "SciMark - Computational Test: Fast Fourier Transform (Mflops)",HIB,453.81,459.85,455.34,455.31,455.49 "SciMark - Computational Test: Monte Carlo (Mflops)",HIB,557.24,557.10,557.09,555.78,555.76 "Geometric Mean Of All Test Results - Result Composite - 2019 Intel LLVM Clang Compiler Comparison (Geometric Mean)",HIB,119.966,120.269,120.729,120.686,121.085 "Number Of First Place Finishes - Wins - 53 Tests (Wins)",,7,6,7,17,16 "Number Of Last Place Finishes - Losses - 53 Tests (Losses)",,21,10,9,5,8