Ubuntu 14.04 PowerTOP 2.6 Power Testing PowerTOP 2.6 testing of an ASUS Zenbook Prime UX32VDA ultrabook on Ubuntu 14.04 to see the battery power savings with the stock Linux 3.13 kernel plus a Linux 3.15 development Git kernel. Benchmarks for a future article on Phoronix.com by Michael Larabel.
HTML result view exported from: https://openbenchmarking.org/result/1405207-KH-UBUNTU14033&grt&sor .
Processor Motherboard Chipset Memory Disk Graphics Audio Network OS Kernel Desktop Display Server Display Driver OpenGL Compiler File-System Screen Resolution Ubuntu 14.04 Ubuntu 14.04 + Linux 3.15 Stock PowerTOP 2.6 Optimized Stock PowerTOP 2.6 Optimized Intel Core i7-3517U @ 1.90GHz (4 Cores) ASUS UX32VDA v1.0 Intel 3rd Gen Core DRAM 4096MB 2 x 128GB SanDisk SD5SF212 Intel HD 4000 512MB (1150MHz) Realtek ALC269VB Intel Centrino Advanced-N 6235 Ubuntu 14.04 3.13.0-24-generic (x86_64) Unity 7.2.0 X Server 1.15.1 intel 2.99.910 3.3 Mesa 10.1.0 GCC 4.8.2 ext4 1920x1080 Intel Core i7-3517U @ 3.00GHz (4 Cores) Intel 7 /C210 3.15.0-999-generic (x86_64) OpenBenchmarking.org Compiler Details - --build=x86_64-linux-gnu --disable-browser-plugin --disable-libmudflap --disable-werror --enable-checking=release --enable-clocale=gnu --enable-gnu-unique-object --enable-gtk-cairo --enable-java-awt=gtk --enable-java-home --enable-languages=c,c++,java,go,d,fortran,objc,obj-c++ --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-multiarch --enable-nls --enable-objc-gc --enable-plugin --enable-shared --enable-threads=posix --host=x86_64-linux-gnu --target=x86_64-linux-gnu --with-abi=m64 --with-arch-32=i686 --with-arch-directory=amd64 --with-multilib-list=m32,m64,mx32 --with-tune=generic -v Processor Details - Ubuntu 14.04: Stock: Scaling Governor: acpi-cpufreq ondemand - Ubuntu 14.04: PowerTOP 2.6 Optimized: Scaling Governor: acpi-cpufreq ondemand - Ubuntu 14.04 + Linux 3.15: Stock: Scaling Governor: intel_pstate performance - Ubuntu 14.04 + Linux 3.15: PowerTOP 2.6 Optimized: Scaling Governor: intel_pstate performance Graphics Details - SNA System Details - This was running on battery power.
c-ray: Total Time encode-mp3: WAV To MP3 tesseract: 1920 x 1080 build-apache: Time To Compile x264: H.264 Video Encoding xonotic: 1920 x 1080 - High Ubuntu 14.04 Ubuntu 14.04 + Linux 3.15 Stock PowerTOP 2.6 Optimized Stock PowerTOP 2.6 Optimized 73.50 17.12 31.41 59.55 64.26 59.25 73.50 17.10 31.49 59.58 54.04 58.97 73.53 28.45 31.37 63.94 60.74 59.52 73.54 28.46 31.45 64.30 50.61 59.40 OpenBenchmarking.org
C-Ray Total Time Ubuntu 14.04 Ubuntu 14.04 + Linux 3.15 OpenBenchmarking.org Seconds, Fewer Is Better C-Ray 1.1 Total Time Stock PowerTOP 2.6 Optimized 16 32 48 64 80 SE +/- 0.01, N = 3 SE +/- 0.02, N = 3 SE +/- 0.04, N = 3 SE +/- 0.01, N = 3 73.50 73.50 73.53 73.54 1. (CC) gcc options: -lm -lpthread -O3
C-Ray System Power Consumption Monitor Ubuntu 14.04 Ubuntu 14.04 + Linux 3.15 OpenBenchmarking.org Milliwatts, Fewer Is Better C-Ray 1.1 System Power Consumption Monitor PowerTOP 2.6 Optimized Stock 5K 10K 15K 20K 25K Min: 11440 / Avg: 22003.17 / Max: 25026 Min: 13838 / Avg: 24481.3 / Max: 27283 Min: 11359 / Avg: 22284.26 / Max: 25382 Min: 13934 / Avg: 24480.64 / Max: 27039
LAME MP3 Encoding WAV To MP3 Ubuntu 14.04 Ubuntu 14.04 + Linux 3.15 OpenBenchmarking.org Seconds, Fewer Is Better LAME MP3 Encoding 3.99.3 WAV To MP3 PowerTOP 2.6 Optimized Stock 7 14 21 28 35 SE +/- 0.01, N = 5 SE +/- 0.03, N = 5 SE +/- 0.02, N = 5 SE +/- 0.02, N = 5 17.10 17.12 28.45 28.46 1. (CC) gcc options: -O3 -fomit-frame-pointer -ffast-math -pipe -lm
LAME MP3 Encoding System Power Consumption Monitor Ubuntu 14.04 + Linux 3.15 Ubuntu 14.04 OpenBenchmarking.org Milliwatts, Fewer Is Better LAME MP3 Encoding 3.99.3 System Power Consumption Monitor PowerTOP 2.6 Optimized Stock 4K 8K 12K 16K 20K Min: 11433 / Avg: 14861.36 / Max: 16701 Min: 13697 / Avg: 17070.89 / Max: 18522 Min: 11536 / Avg: 17137.08 / Max: 20579 Min: 13912 / Avg: 19610.42 / Max: 23191
System Power Consumption Monitor Phoronix Test Suite System Monitoring Ubuntu 14.04 + Linux 3.15 Ubuntu 14.04 OpenBenchmarking.org Milliwatts System Power Consumption Monitor Phoronix Test Suite System Monitoring PowerTOP 2.6 Optimized Stock 6K 12K 18K 24K 30K Min: 10818 / Avg: 22461.61 / Max: 32715 Min: 12757 / Avg: 24842.43 / Max: 34387 Min: 4807 / Avg: 22977.95 / Max: 32019 Min: 12839 / Avg: 25651.59 / Max: 34683
Tesseract Resolution: 1920 x 1080 Ubuntu 14.04 Ubuntu 14.04 + Linux 3.15 OpenBenchmarking.org Frames Per Second, More Is Better Tesseract 2014-05-12 Resolution: 1920 x 1080 PowerTOP 2.6 Optimized Stock 7 14 21 28 35 SE +/- 0.08, N = 3 SE +/- 0.03, N = 3 SE +/- 0.10, N = 3 SE +/- 0.06, N = 3 31.49 31.41 31.45 31.37
Tesseract System Power Consumption Monitor Ubuntu 14.04 + Linux 3.15 Ubuntu 14.04 OpenBenchmarking.org Milliwatts, Fewer Is Better Tesseract 2014-05-12 System Power Consumption Monitor PowerTOP 2.6 Optimized Stock 6K 12K 18K 24K 30K Min: 10818 / Avg: 21757.67 / Max: 29755 Min: 12765 / Avg: 24346.52 / Max: 31672 Min: 10582 / Avg: 22679.41 / Max: 29444 Min: 12839 / Avg: 25487.82 / Max: 31923
Timed Apache Compilation Time To Compile Ubuntu 14.04 Ubuntu 14.04 + Linux 3.15 OpenBenchmarking.org Seconds, Fewer Is Better Timed Apache Compilation 2.4.7 Time To Compile Stock PowerTOP 2.6 Optimized 14 28 42 56 70 SE +/- 0.10, N = 3 SE +/- 0.08, N = 3 SE +/- 0.18, N = 3 SE +/- 0.12, N = 3 59.55 59.58 63.94 64.30
Timed Apache Compilation System Power Consumption Monitor Ubuntu 14.04 + Linux 3.15 Ubuntu 14.04 OpenBenchmarking.org Milliwatts, Fewer Is Better Timed Apache Compilation 2.4.7 System Power Consumption Monitor PowerTOP 2.6 Optimized Stock 5K 10K 15K 20K 25K Min: 11248 / Avg: 21375.28 / Max: 29570 Min: 13845 / Avg: 24055.01 / Max: 31509 Min: 11359 / Avg: 21961.1 / Max: 28978 Min: 13727 / Avg: 24499.71 / Max: 31398
x264 H.264 Video Encoding Ubuntu 14.04 Ubuntu 14.04 + Linux 3.15 OpenBenchmarking.org Frames Per Second, More Is Better x264 2014-01-09 H.264 Video Encoding Stock PowerTOP 2.6 Optimized 14 28 42 56 70 SE +/- 0.11, N = 5 SE +/- 10.16, N = 5 SE +/- 0.43, N = 5 SE +/- 9.40, N = 5 64.26 54.04 60.74 50.61 1. (CC) gcc options: -ldl -m64 -lm -lpthread -O3 -ffast-math -std=gnu99 -fomit-frame-pointer -fno-tree-vectorize
x264 System Power Consumption Monitor Ubuntu 14.04 Ubuntu 14.04 + Linux 3.15 OpenBenchmarking.org Milliwatts, Fewer Is Better x264 2014-01-09 System Power Consumption Monitor PowerTOP 2.6 Optimized Stock 5K 10K 15K 20K 25K Min: 11403 / Avg: 18984.28 / Max: 27616 Min: 13764 / Avg: 21948.38 / Max: 30340 Min: 11595 / Avg: 19050 / Max: 27690 Min: 13897 / Avg: 22038.85 / Max: 29799
Xonotic Resolution: 1920 x 1080 - Effects Quality: High Ubuntu 14.04 + Linux 3.15 Ubuntu 14.04 OpenBenchmarking.org Frames Per Second, More Is Better Xonotic 0.7 Resolution: 1920 x 1080 - Effects Quality: High Stock PowerTOP 2.6 Optimized 13 26 39 52 65 SE +/- 0.27, N = 3 SE +/- 0.18, N = 3 SE +/- 0.17, N = 3 SE +/- 0.34, N = 3 59.52 59.40 59.25 58.97
Xonotic System Power Consumption Monitor Ubuntu 14.04 Ubuntu 14.04 + Linux 3.15 OpenBenchmarking.org Milliwatts, Fewer Is Better Xonotic 0.7 System Power Consumption Monitor PowerTOP 2.6 Optimized Stock 6K 12K 18K 24K 30K Min: 10707 / Avg: 28246.26 / Max: 32019 Min: 13320 / Avg: 31086.34 / Max: 34683 Min: 10922 / Avg: 28340.19 / Max: 32715 Min: 13046 / Avg: 30580.15 / Max: 34387
Phoronix Test Suite v10.8.5