GCC 4.8 Snapshot Intel Ivy Bridge Benchmarking of a GCC 4.8 snapshot from 2012-06-17 on an Intel Core i7 3770K Ivy Bridge system at Phoronix.com. Benchmarking for a future article. GCC 4.8 snapshot was compared to the latest of the GCC 4.6 and GCC 4.7 compilers when being built with the same compiler options. CFLAGS/CXXFLAGS of -O3 and -march=native were set each time prior to test profile installation. ,,"GCC 4.8.0 20120617","GCC 4.7.1","GCC 4.6.3" Processor,,Intel Core i7-3770K @ 3.50GHz (8 Cores),Intel Core i7-3770K @ 3.50GHz (8 Cores),Intel Core i7-3770K @ 3.50GHz (8 Cores) Motherboard,,ECS Z77H2-A2X v1.0,ECS Z77H2-A2X v1.0,ECS Z77H2-A2X v1.0 Chipset,,Intel Ivy Bridge DRAM,Intel Ivy Bridge DRAM,Intel Ivy Bridge DRAM Memory,,16384MB,16384MB,16384MB Disk,,240GB OCZ VERTEX3,240GB OCZ VERTEX3,240GB OCZ VERTEX3 Graphics,,NVIDIA GeForce GTX 460 768MB (675/1800MHz),NVIDIA GeForce GTX 460 768MB (675/1800MHz),NVIDIA GeForce GTX 460 768MB (675/1800MHz) Audio,,Realtek ALC892,Realtek ALC892,Realtek ALC892 Network,,Realtek RTL8111/8168B + Intel Centrino Advanced-N 6205,Realtek RTL8111/8168B + Intel Centrino Advanced-N 6205,Realtek RTL8111/8168B + Intel Centrino Advanced-N 6205 OS,,Ubuntu 12.04,Ubuntu 12.04,Ubuntu 12.04 Kernel,,3.2.0-25-generic (x86_64),3.2.0-25-generic (x86_64),3.2.0-25-generic (x86_64) Desktop,,Unity 5.12.0,Unity 5.12.0,Unity 5.12.0 Display Server,,X Server 1.11.3,X Server 1.11.3,X Server 1.11.3 Display Driver,,NVIDIA 295.49,NVIDIA 295.49,NVIDIA 295.49 OpenGL,,4.2.0 NVIDIA 295.49,4.2.0 NVIDIA 295.49,4.2.0 NVIDIA 295.49 Compiler,,GCC 4.8.0 20120617,GCC 4.7.1,GCC 4.6.3 File-System,,ext4,ext4,ext4 Screen Resolution,,1920x1080,1920x1080,1920x1080 ,,"GCC 4.8.0 20120617","GCC 4.7.1","GCC 4.6.3" "NAS Parallel Benchmarks - Test / Class: CG.B (Mop/s)",HIB,3006.25,2967.90,2951.94 "NAS Parallel Benchmarks - Test / Class: EP.B (Mop/s)",HIB,274.39,271.85,253.80 "NAS Parallel Benchmarks - Test / Class: LU.A (Mop/s)",HIB,13982.63,14002.26,13452.37 "NAS Parallel Benchmarks - Test / Class: MG.B (Mop/s)",HIB,6333.49,6330.78,6269.66 "NAS Parallel Benchmarks - Test / Class: SP.A (Mop/s)",HIB,6357.88,6366.67,5981.03 "NAS Parallel Benchmarks - Test / Class: UA.A (Mop/s)",HIB,49.65,49.25,48.64 "LAMMPS Molecular Dynamics Simulator - Test: Rhodopsin Protein (Loop Time)",LIB,36.61,36.43,37.34 "FFTE - Test: N=64, 1D Complex FFT Routine (MFLOPS)",HIB,5839.11,5853.23,5642.53 "Timed HMMer Search - Pfam Database Search (sec)",LIB,10.03,10.02,10.03 "Timed MAFFT Alignment - Multiple Sequence Alignment (sec)",LIB,5.72,5.38,6.05 "Timed MrBayes Analysis - Primate Phylogeny Analysis (sec)",LIB,12.49,12.45,14.44 "SciMark - Computational Test: Composite (Mflops)",HIB,1312.37,1322.34,1345.11 "SciMark - Computational Test: Monte Carlo (Mflops)",HIB,422.32,423.15,557.07 "SciMark - Computational Test: Fast Fourier Transform (Mflops)",HIB,348.89,347.48,323.45 "SciMark - Computational Test: Sparse Matrix Multiply (Mflops)",HIB,2203.64,2256.75,2266.12 "SciMark - Computational Test: Dense LU Matrix Factorization (Mflops)",HIB,2407.84,2405.12,2399.71 "SciMark - Computational Test: Jacobi Successive Over-Relaxation (Mflops)",HIB,1179.18,1179.18,1179.18 "John The Ripper - Test: Blowfish (Real C/S)",HIB,5999,6066,5989 "TTSIOD 3D Renderer - Phong Rendering With Soft-Shadow Mapping (FPS)",HIB,130.25,127.38,131.24 "VP8 libvpx Encoding - vpxenc (FPS)",HIB,27.11,27.06,27.30 "x264 - H.264 Video Encoding (FPS)",HIB,149.63,149.40,150.41 "GraphicsMagick - Operation: Blur (Iterations/min)",HIB,144,144,144 "GraphicsMagick - Operation: Sharpen (Iterations/min)",HIB,96,96,96 "GraphicsMagick - Operation: Resizing (Iterations/min)",HIB,174,174,173 "GraphicsMagick - Operation: HWB Color Space (Iterations/min)",HIB,205,205,203 "GraphicsMagick - Operation: Local Adaptive Thresholding (Iterations/min)",HIB,83,83,83 "Himeno Benchmark - Poisson Pressure Solver (MFLOPS)",HIB,1681.60,1679.90,1618.93 "7-Zip Compression - Compress Speed Test (MIPS)",HIB,20885,21133,20826 "C-Ray - Total Time (sec)",LIB,32.94,32.59,42.04 "Parallel BZIP2 Compression - 256MB File Compression (sec)",LIB,7.85,8.07,7.72 "Smallpt - Global Illumination Renderer; 100 Samples (sec)",LIB,25,25,25 "Crafty - Elapsed Time (sec)",LIB,72.76,71.44,72.35 "FLAC Audio Encoding - WAV To FLAC (sec)",LIB,4.76,4.79,5.22 "Apache Benchmark - Static Web Page Serving (Reqs/sec)",HIB,32548.59,33350.84,33266.72