Intel Haswell GCC 4.8 core-avx2 Tuning Testing Intel Core i7 4770K with different CFLAGS/CXXFLAGS to look at the core-avx2 Haswell GCC 4.8.1 compiler optimizations. Benchmarks by Michael Larabel of Phoronix for a future article.
HTML result view exported from: https://openbenchmarking.org/result/1309148-SO-1309136DA35&sro .
Intel Haswell GCC 4.8 core-avx2 Tuning Processor Motherboard Chipset Memory Disk Graphics Audio Monitor Network OS Kernel Desktop Display Server Display Driver OpenGL Compiler File-System Screen Resolution nocona core2 corei7 corei7-avx core-avx-i core-avx2 test i7-3770K core-avx-i Q9300@3.33GHz Intel Core i7-4770K @ 3.50GHz (8 Cores) Intel DH87RL Intel Haswell DRAM 15360MB 240GB OCZ VERTEX3 Intel Haswell IGP Intel Haswell HDMI VA2431 Intel Connection I217-V Ubuntu 13.04 3.10.0-999-generic (x86_64) Unity 7.0.0 X Server 1.13.3 intel 2.21.9 3.0 Mesa 9.2.0-devel (git-a2e3b1c) GCC 4.8.1 + LLVM 3.2 ext4 1920x1080 Intel Core i7-3770K @ 3.90GHz (8 Cores) ASRock Z77 Pro4-M 16384MB 256GB OCZ VECTOR + 2 x 1000GB SAMSUNG HD103UJ + 80GB INTEL SSDSA2M080 Gallium 0.4 on AMD TAHITI 3072MB (810/1250MHz) LCD3090WQXi Gentoo Base 2.2 3.11.0-drmfixes20130912-core-avx-i (x86_64) KDE X Server 1.14.2.902 (1.14.3 RC 2) radeon 7.2.99 3.0 Mesa 9.3.0-devel (git-f4e35f8) Gallium 0.4 GCC 4.8.1 + Clang 3.4 + LLVM 3.4svn 2560x1600 Intel Core 2 Quad Q9300 @ 3.33GHz (4 Cores) ASUS P5K3 Deluxe Intel 82G33/G31/P35/P31 + ICH9R 8192MB 1000GB Seagate ST31000340AS LLVMpipe Analog Devices AD1988B SyncMaster Marvell 88E8056 PCI-E Gigabit Slackware 14.0 3.2.45 (x86_64) X Server 1.12.4 nouveau 0.0.16 2.1 Mesa 8.0.4 Gallium 0.4 GCC 4.7.1 + Clang 3.0 + LLVM 3.0 1680x1050 OpenBenchmarking.org Compiler Details - nocona: --enable-checking=release --enable-languages=c,c++,fortran - core2: --enable-checking=release --enable-languages=c,c++,fortran - corei7: --enable-checking=release --enable-languages=c,c++,fortran - corei7-avx: --enable-checking=release --enable-languages=c,c++,fortran - core-avx-i: --enable-checking=release --enable-languages=c,c++,fortran - core-avx2: --enable-checking=release --enable-languages=c,c++,fortran - test: --bindir=/usr/x86_64-pc-linux-gnu/gcc-bin/4.8.1 --build=x86_64-pc-linux-gnu --datadir=/usr/share/gcc-data/x86_64-pc-linux-gnu/4.8.1 --disable-altivec --disable-fixed-point --disable-isl-version-check --disable-libgcj --disable-libssp --disable-lto --disable-werror --enable-__cxa_atexit --enable-checking=release --enable-clocale=gnu --enable-languages=c,c++,fortran --enable-libgomp --enable-libmudflap --enable-libstdcxx-time --enable-multilib --enable-nls --enable-obsolete --enable-secureplt --enable-shared --enable-targets=all --enable-threads=posix --host=x86_64-pc-linux-gnu --includedir=/usr/lib/gcc/x86_64-pc-linux-gnu/4.8.1/include --mandir=/usr/share/gcc-data/x86_64-pc-linux-gnu/4.8.1/man --with-cloog --with-multilib-list=m32,m64 --with-python-dir=/share/gcc-data/x86_64-pc-linux-gnu/4.8.1/python - i7-3770K core-avx-i: --bindir=/usr/x86_64-pc-linux-gnu/gcc-bin/4.8.1 --build=x86_64-pc-linux-gnu --datadir=/usr/share/gcc-data/x86_64-pc-linux-gnu/4.8.1 --disable-altivec --disable-fixed-point --disable-isl-version-check --disable-libgcj --disable-libssp --disable-lto --disable-werror --enable-__cxa_atexit --enable-checking=release --enable-clocale=gnu --enable-languages=c,c++,fortran --enable-libgomp --enable-libmudflap --enable-libstdcxx-time --enable-multilib --enable-nls --enable-obsolete --enable-secureplt --enable-shared --enable-targets=all --enable-threads=posix --host=x86_64-pc-linux-gnu --includedir=/usr/lib/gcc/x86_64-pc-linux-gnu/4.8.1/include --mandir=/usr/share/gcc-data/x86_64-pc-linux-gnu/4.8.1/man --with-cloog --with-multilib-list=m32,m64 --with-python-dir=/share/gcc-data/x86_64-pc-linux-gnu/4.8.1/python - Q9300@3.33GHz: --build=x86_64-slackware-linux --disable-gtktest --disable-libunwind-exceptions --disable-multilib --enable-__cxa_atexit --enable-bootstrap --enable-checking=release --enable-java-awt=gtk --enable-java-home --enable-languages=ada,c,c++,fortran,go,java,lto,objc --enable-libssp --enable-lto --enable-objc-gc --enable-shared --enable-threads=posix --host=x86_64-slackware-linux --mandir=/usr/man --target=x86_64-slackware-linux --verbose --with-antlr-jar=/slack/TMPTMPTMP/gcc-round-two/antlr-runtime-3.4.jar --with-arch-directory=amd64 --with-gnu-ld --with-java-home=/usr/lib64/jvm/jre --with-jvm-jar-dir=/usr/lib64/jvm/jvm-exports --with-jvm-root-dir=/usr/lib64/jvm --with-python-dir=/lib64/python2.7/site-packages Processor Details - nocona: Scaling Governor: acpi- freq ondemand - core2: Scaling Governor: acpi- freq ondemand - corei7: Scaling Governor: acpi- freq ondemand - corei7-avx: Scaling Governor: acpi- freq ondemand - core-avx-i: Scaling Governor: acpi- freq ondemand - core-avx2: Scaling Governor: acpi- freq ondemand - test: Scaling Governor: intel_pstate powersave - i7-3770K core-avx-i: Scaling Governor: intel_pstate powersave
Intel Haswell GCC 4.8 core-avx2 Tuning hmmer: Pfam Database Search botan: Tiger botan: AES-256 botan: CAST-256 scimark2: Monte Carlo scimark2: Fast Fourier Transform scimark2: Dense LU Matrix Factorization ttsiod-renderer: Phong Rendering With Soft-Shadow Mapping x264: H.264 Video Encoding graphics-magick: Blur graphics-magick: Sharpen graphics-magick: Resizing graphics-magick: Local Adaptive Thresholding himeno: Poisson Pressure Solver build-imagemagick: Time To Compile build-linux-kernel: Time To Compile c-ray: Total Time smallpt: Global Illumination Renderer; 100 Samples ffmpeg: H.264 HD To NTSC DV apache: Static Web Page Serving nocona core2 corei7 corei7-avx core-avx-i core-avx2 test i7-3770K core-avx-i Q9300@3.33GHz 10.16 438.78 157.97 95.48 615.33 245.07 1825.73 122.02 156.80 115 83 157 118 1517.03 76.98 97.89 23.07 26 12.94 24888.11 10.14 438.87 158.35 95.80 616.21 250.93 1859.97 121.58 156.74 117 84 160 120 1564.22 79.03 97.63 22.95 26 13.16 25606.17 10.22 427.31 157.96 95.54 616.65 249.11 1863.19 123.14 156.06 116 84 160 120 1560.18 79.64 97.77 22.95 26 12.93 25490.14 10.62 442.47 158.19 95.77 616.65 251.86 1851.10 117.71 155.63 122 96 166 119 1404.92 80.91 98.10 22.84 26 12.86 25580.44 10.45 440.37 158.31 95.79 615.76 247.35 1824.28 116.54 156.08 122 96 167 120 1630.12 81.06 97.85 22.83 26 13.00 25549.84 10.55 424.56 158.43 95.76 596.16 226.57 1817.03 119.78 155.18 138 136 182 121 1282.30 80.66 97.25 17.02 24 13.01 25644.10 10.13 553.48 339.88 2386.29 148.75 158.19 132 83 161 123 1686.65 59.51 89.94 27.78 87 11.86 23897.32 9.87 553.48 346.41 2378.31 148.59 157.85 138 95 167 116 1677.67 64.08 89.90 28.18 25 11.89 23771.72 18.74 331.70 227.29 75.73 325.95 93.72 865.11 0.93 84.66 1190.98 106.30 144.27 44.15 172 18.06 12787.34 OpenBenchmarking.org
Timed HMMer Search Pfam Database Search OpenBenchmarking.org Seconds, Fewer Is Better Timed HMMer Search 2.3.2 Pfam Database Search Q9300@3.33GHz core-avx-i core-avx2 core2 corei7 corei7-avx i7-3770K core-avx-i nocona test 5 10 15 20 25 SE +/- 0.03, N = 3 SE +/- 0.04, N = 3 SE +/- 0.17, N = 3 SE +/- 0.01, N = 3 SE +/- 0.06, N = 3 SE +/- 0.02, N = 3 SE +/- 0.01, N = 3 SE +/- 0.06, N = 3 SE +/- 0.03, N = 3 18.74 10.45 10.55 10.14 10.22 10.62 9.87 10.16 10.13 -O2 -O3 -march=core-avx-i -O3 -march=core-avx2 -O3 -march=core2 -O3 -march=corei7 -O3 -march=corei7-avx -march=core-avx-i -O3 -O3 -march=nocona -O2 1. (CC) gcc options: -pthread -lhmmer -lsquid -lm
Botan Test: Tiger OpenBenchmarking.org Mbytes/s, More Is Better Botan 1.10.3 Test: Tiger Q9300@3.33GHz core-avx-i core-avx2 core2 corei7 corei7-avx nocona 100 200 300 400 500 331.70 440.37 424.56 438.87 427.31 442.47 438.78 1. (CXX) g++ options: -m64 -ldl -lpthread -lrt -O2
Botan Test: AES-256 OpenBenchmarking.org Mbytes/s, More Is Better Botan 1.10.3 Test: AES-256 Q9300@3.33GHz core-avx-i core-avx2 core2 corei7 corei7-avx nocona 50 100 150 200 250 227.29 158.31 158.43 158.35 157.96 158.19 157.97 1. (CXX) g++ options: -m64 -ldl -lpthread -lrt -O2
Botan Test: CAST-256 OpenBenchmarking.org Mbytes/s, More Is Better Botan 1.10.3 Test: CAST-256 Q9300@3.33GHz core-avx-i core-avx2 core2 corei7 corei7-avx nocona 20 40 60 80 100 75.73 95.79 95.76 95.80 95.54 95.77 95.48 1. (CXX) g++ options: -m64 -ldl -lpthread -lrt -O2
SciMark Computational Test: Monte Carlo OpenBenchmarking.org Mflops, More Is Better SciMark 2.0 Computational Test: Monte Carlo Q9300@3.33GHz core-avx-i core-avx2 core2 corei7 corei7-avx i7-3770K core-avx-i nocona test 130 260 390 520 650 SE +/- 8.41, N = 8 SE +/- 0.44, N = 4 SE +/- 20.17, N = 8 SE +/- 0.51, N = 4 SE +/- 0.44, N = 4 SE +/- 0.44, N = 4 SE +/- 0.00, N = 4 SE +/- 0.72, N = 4 SE +/- 0.00, N = 4 325.95 615.76 596.16 616.21 616.65 616.65 553.48 615.33 553.48
SciMark Computational Test: Fast Fourier Transform OpenBenchmarking.org Mflops, More Is Better SciMark 2.0 Computational Test: Fast Fourier Transform Q9300@3.33GHz core-avx-i core-avx2 core2 corei7 corei7-avx i7-3770K core-avx-i nocona test 80 160 240 320 400 SE +/- 0.10, N = 4 SE +/- 2.13, N = 4 SE +/- 2.02, N = 4 SE +/- 0.67, N = 4 SE +/- 0.86, N = 4 SE +/- 1.22, N = 4 SE +/- 0.00, N = 4 SE +/- 2.50, N = 4 SE +/- 0.34, N = 4 93.72 247.35 226.57 250.93 249.11 251.86 346.41 245.07 339.88
SciMark Computational Test: Dense LU Matrix Factorization OpenBenchmarking.org Mflops, More Is Better SciMark 2.0 Computational Test: Dense LU Matrix Factorization Q9300@3.33GHz core-avx-i core-avx2 core2 corei7 corei7-avx i7-3770K core-avx-i nocona test 500 1000 1500 2000 2500 SE +/- 1.76, N = 4 SE +/- 23.35, N = 4 SE +/- 28.95, N = 4 SE +/- 5.53, N = 4 SE +/- 3.12, N = 4 SE +/- 22.67, N = 4 SE +/- 2.64, N = 4 SE +/- 21.90, N = 4 SE +/- 3.08, N = 4 865.11 1824.28 1817.03 1859.97 1863.19 1851.10 2378.31 1825.73 2386.29
TTSIOD 3D Renderer Phong Rendering With Soft-Shadow Mapping OpenBenchmarking.org FPS, More Is Better TTSIOD 3D Renderer 2.2z Phong Rendering With Soft-Shadow Mapping Q9300@3.33GHz core-avx-i core-avx2 core2 corei7 corei7-avx i7-3770K core-avx-i nocona test 30 60 90 120 150 SE +/- 0.00, N = 3 SE +/- 0.36, N = 3 SE +/- 0.09, N = 3 SE +/- 0.76, N = 3 SE +/- 0.45, N = 3 SE +/- 0.66, N = 3 SE +/- 0.81, N = 3 SE +/- 0.39, N = 3 SE +/- 0.27, N = 3 0.93 116.54 119.78 121.58 123.14 117.71 148.59 122.02 148.75 -march=core-avx-i -flto -march=core-avx2 -flto -march=core2 -flto -march=corei7 -flto -march=corei7-avx -flto -march=core-avx-i -lpthread -march=nocona -flto -lpthread 1. (CXX) g++ options: -O3 -fomit-frame-pointer -ffast-math -mtune=native -msse -mrecip -mfpmath=sse -msse2 -mssse3 -lSDL -lstdc++
x264 H.264 Video Encoding OpenBenchmarking.org Frames Per Second, More Is Better x264 2013-06-08 H.264 Video Encoding Q9300@3.33GHz core-avx-i core-avx2 core2 corei7 corei7-avx i7-3770K core-avx-i nocona test 30 60 90 120 150 SE +/- 0.12, N = 5 SE +/- 0.50, N = 5 SE +/- 0.90, N = 5 SE +/- 0.55, N = 5 SE +/- 0.51, N = 5 SE +/- 0.20, N = 5 SE +/- 0.20, N = 5 SE +/- 0.30, N = 5 SE +/- 0.52, N = 5 84.66 156.08 155.18 156.74 156.06 155.63 157.85 156.80 158.19 -march=core-avx-i -march=core-avx2 -march=core2 -march=corei7 -march=corei7-avx -lavformat -lavcodec -lavutil -lswscale -march=core-avx-i -march=nocona -lavformat -lavcodec -lavutil -lswscale 1. (CC) gcc options: -ldl -m64 -lm -lpthread -O3 -ffast-math -std=gnu99 -fomit-frame-pointer -fno-tree-vectorize
GraphicsMagick Operation: Blur OpenBenchmarking.org Iterations Per Minute, More Is Better GraphicsMagick 1.3.16 Operation: Blur core-avx-i core-avx2 core2 corei7 corei7-avx i7-3770K core-avx-i nocona test 30 60 90 120 150 SE +/- 0.67, N = 3 SE +/- 0.88, N = 3 SE +/- 0.00, N = 3 SE +/- 1.00, N = 3 SE +/- 1.00, N = 3 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 122 138 117 116 122 138 115 132 -O3 -march=core-avx-i -ljbig -O3 -march=core-avx2 -ljbig -O3 -march=core2 -ljbig -O3 -march=corei7 -ljbig -O3 -march=corei7-avx -ljbig -march=core-avx-i -O3 -llcms2 -ltiff -lfreetype -lxml2 -lrt -O3 -march=nocona -ljbig -O2 -llcms2 -ltiff -lfreetype -lxml2 -lrt 1. (CC) gcc options: -std=gnu99 -fopenmp -pthread -ljpeg -lXext -lSM -lICE -lX11 -llzma -lbz2 -lz -lm -lpthread
GraphicsMagick Operation: Sharpen OpenBenchmarking.org Iterations Per Minute, More Is Better GraphicsMagick 1.3.16 Operation: Sharpen core-avx-i core-avx2 core2 corei7 corei7-avx i7-3770K core-avx-i nocona test 30 60 90 120 150 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 96 136 84 84 96 95 83 83 -O3 -march=core-avx-i -ljbig -O3 -march=core-avx2 -ljbig -O3 -march=core2 -ljbig -O3 -march=corei7 -ljbig -O3 -march=corei7-avx -ljbig -march=core-avx-i -O3 -llcms2 -ltiff -lfreetype -lxml2 -lrt -O3 -march=nocona -ljbig -O2 -llcms2 -ltiff -lfreetype -lxml2 -lrt 1. (CC) gcc options: -std=gnu99 -fopenmp -pthread -ljpeg -lXext -lSM -lICE -lX11 -llzma -lbz2 -lz -lm -lpthread
GraphicsMagick Operation: Resizing OpenBenchmarking.org Iterations Per Minute, More Is Better GraphicsMagick 1.3.16 Operation: Resizing core-avx-i core-avx2 core2 corei7 corei7-avx i7-3770K core-avx-i nocona test 40 80 120 160 200 SE +/- 0.00, N = 3 SE +/- 0.33, N = 3 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 SE +/- 0.33, N = 3 SE +/- 0.00, N = 3 SE +/- 0.33, N = 3 SE +/- 0.33, N = 3 167 182 160 160 166 167 157 161 -O3 -march=core-avx-i -ljbig -O3 -march=core-avx2 -ljbig -O3 -march=core2 -ljbig -O3 -march=corei7 -ljbig -O3 -march=corei7-avx -ljbig -march=core-avx-i -O3 -llcms2 -ltiff -lfreetype -lxml2 -lrt -O3 -march=nocona -ljbig -O2 -llcms2 -ltiff -lfreetype -lxml2 -lrt 1. (CC) gcc options: -std=gnu99 -fopenmp -pthread -ljpeg -lXext -lSM -lICE -lX11 -llzma -lbz2 -lz -lm -lpthread
GraphicsMagick Operation: Local Adaptive Thresholding OpenBenchmarking.org Iterations Per Minute, More Is Better GraphicsMagick 1.3.16 Operation: Local Adaptive Thresholding core-avx-i core-avx2 core2 corei7 corei7-avx i7-3770K core-avx-i nocona test 30 60 90 120 150 SE +/- 0.33, N = 3 SE +/- 0.00, N = 3 SE +/- 0.33, N = 3 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 SE +/- 0.33, N = 3 SE +/- 0.33, N = 3 SE +/- 0.33, N = 3 120 121 120 120 119 116 118 123 -O3 -march=core-avx-i -ljbig -O3 -march=core-avx2 -ljbig -O3 -march=core2 -ljbig -O3 -march=corei7 -ljbig -O3 -march=corei7-avx -ljbig -march=core-avx-i -O3 -llcms2 -ltiff -lfreetype -lxml2 -lrt -O3 -march=nocona -ljbig -O2 -llcms2 -ltiff -lfreetype -lxml2 -lrt 1. (CC) gcc options: -std=gnu99 -fopenmp -pthread -ljpeg -lXext -lSM -lICE -lX11 -llzma -lbz2 -lz -lm -lpthread
Himeno Benchmark Poisson Pressure Solver OpenBenchmarking.org MFLOPS, More Is Better Himeno Benchmark 3.0 Poisson Pressure Solver Q9300@3.33GHz core-avx-i core-avx2 core2 corei7 corei7-avx i7-3770K core-avx-i nocona test 400 800 1200 1600 2000 SE +/- 2.83, N = 3 SE +/- 1.05, N = 3 SE +/- 19.87, N = 6 SE +/- 3.07, N = 3 SE +/- 0.75, N = 3 SE +/- 105.46, N = 6 SE +/- 1.04, N = 3 SE +/- 1.20, N = 3 SE +/- 0.98, N = 3 1190.98 1630.12 1282.30 1564.22 1560.18 1404.92 1677.67 1517.03 1686.65 -march=core-avx-i -march=core-avx2 -march=core2 -march=corei7 -march=corei7-avx -march=core-avx-i -march=nocona 1. (CC) gcc options: -O3
Timed ImageMagick Compilation Time To Compile OpenBenchmarking.org Seconds, Fewer Is Better Timed ImageMagick Compilation 6.8.1-10 Time To Compile Q9300@3.33GHz core-avx-i core-avx2 core2 corei7 corei7-avx i7-3770K core-avx-i nocona test 20 40 60 80 100 SE +/- 0.23, N = 3 SE +/- 0.31, N = 3 SE +/- 0.32, N = 3 SE +/- 0.06, N = 3 SE +/- 0.18, N = 3 SE +/- 0.10, N = 3 SE +/- 0.23, N = 3 SE +/- 0.04, N = 3 SE +/- 0.08, N = 3 106.30 81.06 80.66 79.03 79.64 80.91 64.08 76.98 59.51
Timed Linux Kernel Compilation Time To Compile OpenBenchmarking.org Seconds, Fewer Is Better Timed Linux Kernel Compilation 3.1 Time To Compile Q9300@3.33GHz core-avx-i core-avx2 core2 corei7 corei7-avx i7-3770K core-avx-i nocona test 30 60 90 120 150 SE +/- 2.13, N = 5 SE +/- 0.76, N = 3 SE +/- 0.60, N = 3 SE +/- 0.54, N = 3 SE +/- 0.69, N = 3 SE +/- 0.54, N = 3 SE +/- 0.59, N = 3 SE +/- 0.59, N = 3 SE +/- 0.79, N = 3 144.27 97.85 97.25 97.63 97.77 98.10 89.90 97.89 89.94
C-Ray Total Time OpenBenchmarking.org Seconds, Fewer Is Better C-Ray 1.1 Total Time Q9300@3.33GHz core-avx-i core-avx2 core2 corei7 corei7-avx i7-3770K core-avx-i nocona test 10 20 30 40 50 SE +/- 0.01, N = 3 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 SE +/- 0.01, N = 3 SE +/- 0.01, N = 3 SE +/- 0.01, N = 3 SE +/- 0.02, N = 3 SE +/- 0.02, N = 3 SE +/- 0.00, N = 3 44.15 22.83 17.02 22.95 22.95 22.84 28.18 23.07 27.78 -march=core-avx-i -march=core-avx2 -march=core2 -march=corei7 -march=corei7-avx -march=core-avx-i -march=nocona 1. (CC) gcc options: -lm -lpthread -O3
Smallpt Global Illumination Renderer; 100 Samples OpenBenchmarking.org Seconds, Fewer Is Better Smallpt 1.0 Global Illumination Renderer; 100 Samples Q9300@3.33GHz core-avx-i core-avx2 core2 corei7 corei7-avx i7-3770K core-avx-i nocona test 40 80 120 160 200 SE +/- 0.00, N = 3 SE +/- 0.33, N = 3 SE +/- 0.33, N = 3 SE +/- 0.00, N = 3 SE +/- 0.33, N = 3 SE +/- 0.33, N = 3 SE +/- 0.33, N = 3 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 172 26 24 26 26 26 25 26 87 -O3 -march=core-avx-i -O3 -march=core-avx2 -O3 -march=core2 -O3 -march=corei7 -O3 -march=corei7-avx -march=core-avx-i -O3 -O3 -march=nocona 1. (CXX) g++ options: -fopenmp
FFmpeg H.264 HD To NTSC DV OpenBenchmarking.org Seconds, Fewer Is Better FFmpeg 1.1 H.264 HD To NTSC DV Q9300@3.33GHz core-avx-i core-avx2 core2 corei7 corei7-avx i7-3770K core-avx-i nocona test 4 8 12 16 20 SE +/- 0.12, N = 3 SE +/- 0.05, N = 3 SE +/- 0.12, N = 3 SE +/- 0.09, N = 3 SE +/- 0.01, N = 3 SE +/- 0.06, N = 3 SE +/- 0.03, N = 3 SE +/- 0.07, N = 3 SE +/- 0.06, N = 3 18.06 13.00 13.01 13.16 12.93 12.86 11.89 12.94 11.86 -lpthread -lrt -march=core-avx-i -march=core-avx2 -march=core2 -march=corei7 -march=corei7-avx -lva -lpthread -lrt -march=core-avx-i -march=nocona -lva -lpthread -lrt 1. (CC) gcc options: -lavdevice -lavfilter -lavformat -lavcodec -lswresample -lswscale -lavutil -ldl -lasound -lSDL -lm -pthread -lbz2 -std=c99 -fomit-frame-pointer -O3 -fno-math-errno -fno-signed-zeros -fno-tree-vectorize -MMD -MF -MT
Apache Benchmark Static Web Page Serving OpenBenchmarking.org Requests Per Second, More Is Better Apache Benchmark 2.4.3 Static Web Page Serving Q9300@3.33GHz core-avx-i core-avx2 core2 corei7 corei7-avx i7-3770K core-avx-i nocona test 5K 10K 15K 20K 25K SE +/- 65.23, N = 3 SE +/- 126.25, N = 3 SE +/- 170.85, N = 3 SE +/- 229.80, N = 3 SE +/- 193.34, N = 3 SE +/- 178.37, N = 3 SE +/- 100.68, N = 3 SE +/- 107.43, N = 3 SE +/- 94.17, N = 3 12787.34 25549.84 25644.10 25606.17 25490.14 25580.44 23771.72 24888.11 23897.32 -O2 -O3 -march=core-avx-i -O3 -march=core-avx2 -O3 -march=core2 -O3 -march=corei7 -O3 -march=corei7-avx -march=core-avx-i -O3 -O3 -march=nocona -O2 1. (CC) gcc options: -shared -fPIC -pthread
Phoronix Test Suite v10.8.4