Intel Ultrabook Linux Kernel Power Use

ASUS Intel Ivy Bridge Ultrabook kernel power consumption benchmarks of Linux 3.7 through Linux 3.13 kernel Git. Using ubuntu mainline kernel PPA. Benchmarks by Michael Larabel of phoronix.com. Monitor battery power via MONITOR=sys.power and PERFORMANCE_PER_WATT=1 environment variables with the Phoronix Test Suite.

HTML result view exported from: https://openbenchmarking.org/result/1311296-SO-INTELULTR82&sro&grt.

Intel Ultrabook Linux Kernel Power UseProcessorMotherboardChipsetMemoryDiskGraphicsAudioNetworkOSKernelDesktopDisplay ServerDisplay DriverOpenGLCompilerFile-SystemScreen ResolutionLinux 3.7Linux 3.8Linux 3.9Linux 3.10Linux 3.11Linux 3.12Linux 3.13 GitIntel Core i3-3217U @ 1.80GHz (4 Cores)ASUS K56CA v1.0Intel 3rd Gen Core DRAM4096MB500GB Hitachi HTS54505 + 24GB SanDisk SSD i100Intel HD 4000 (1050MHz)Realtek ALC270Realtek RTL8111/8168/8411 + Qualcomm Atheros AR9485 WirelessUbuntu 13.103.7.0-030700-generic (x86_64)Unity 7.1.2X Server 1.14.3intel 2.99.9063.3 Mesa 10.1.0-devel (git-2d5f21b saucy-oibaf-ppa)GCC 4.8ext41366x7683.8.0-030800-generic (x86_64)3.9.0-030900-generic (x86_64)3.10.0-031000-generic (x86_64)3.11.0-031100-generic (x86_64)3.12.0-031200-generic (x86_64)3.13.0-999-generic (x86_64)OpenBenchmarking.orgCompiler Details- --build=x86_64-linux-gnu --disable-browser-plugin --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-ecj-jar=/usr/share/java/eclipse-ecj.jar --with-java-home=/usr/lib/jvm/java-1.5.0-gcj-4.8-amd64/jre --with-jvm-jar-dir=/usr/lib/jvm-exports/java-1.5.0-gcj-4.8-amd64 --with-jvm-root-dir=/usr/lib/jvm/java-1.5.0-gcj-4.8-amd64 --with-multilib-list=m32,m64,mx32 --with-tune=generic -v Processor Details- Linux 3.7: Scaling Governor: acpi-cpufreq ondemand- Linux 3.8: Scaling Governor: acpi-cpufreq ondemand- Linux 3.9: Scaling Governor: acpi-cpufreq ondemand- Linux 3.10: Scaling Governor: intel_pstate powersave- Linux 3.11: Scaling Governor: intel_pstate powersave- Linux 3.12: Scaling Governor: intel_pstate powersave- Linux 3.13 Git: Scaling Governor: intel_pstate powersaveGraphics Details- SNASystem Details- This was running on battery power.

Intel Ultrabook Linux Kernel Power Usec-ray: Total Timeencode-mp3: WAV To MP3xonotic: 1366 x 768 - HighLinux 3.7Linux 3.8Linux 3.9Linux 3.10Linux 3.11Linux 3.12Linux 3.13 Git114.5228.9867.35114.5129.0267.10114.5329.0367.04169.9647.0366.10114.5028.9967.31114.4528.9863.24114.5028.9865.91OpenBenchmarking.org

C-Ray

Total Time

OpenBenchmarking.orgSeconds, Fewer Is BetterC-Ray 1.1Total TimeLinux 3.10Linux 3.11Linux 3.12Linux 3.13 GitLinux 3.7Linux 3.8Linux 3.94080120160200SE +/- 0.34, N = 3SE +/- 0.01, N = 3SE +/- 0.03, N = 3SE +/- 0.03, N = 3SE +/- 0.05, N = 3SE +/- 0.03, N = 3SE +/- 0.03, N = 3169.96114.50114.45114.50114.52114.51114.531. (CC) gcc options: -lm -lpthread -O3

C-Ray

Total Time

OpenBenchmarking.orgPerformance Per Watt, More Is BetterC-Ray 1.1Total TimeLinux 3.10Linux 3.11Linux 3.12Linux 3.13 GitLinux 3.7Linux 3.8Linux 3.90.0360.0720.1080.1440.180.100.160.150.150.150.150.15

C-Ray

System Power Consumption Monitor

MinAvgMaxLinux 3.10116551637917220Linux 3.11111151777918450Linux 3.12110101757518315Linux 3.13 Git110101748818705Linux 3.7106951708417565Linux 3.8114601766718630Linux 3.9106051693517400OpenBenchmarking.orgMilliwatts, Fewer Is BetterC-Ray 1.1System Power Consumption Monitor5K10K15K20K25K

LAME MP3 Encoding

WAV To MP3

OpenBenchmarking.orgSeconds, Fewer Is BetterLAME MP3 Encoding 3.99.3WAV To MP3Linux 3.10Linux 3.11Linux 3.12Linux 3.13 GitLinux 3.7Linux 3.8Linux 3.91122334455SE +/- 0.04, N = 5SE +/- 0.02, N = 5SE +/- 0.04, N = 5SE +/- 0.02, N = 5SE +/- 0.03, N = 5SE +/- 0.02, N = 5SE +/- 0.04, N = 547.0328.9928.9828.9828.9829.0229.031. (CC) gcc options: -O3 -fomit-frame-pointer -ffast-math -pipe -lm

LAME MP3 Encoding

WAV To MP3

OpenBenchmarking.orgPerformance Per Watt, More Is BetterLAME MP3 Encoding 3.99.3WAV To MP3Linux 3.10Linux 3.11Linux 3.12Linux 3.13 GitLinux 3.7Linux 3.8Linux 3.90.11930.23860.35790.47720.59650.310.530.520.520.510.520.50

LAME MP3 Encoding

System Power Consumption Monitor

MinAvgMaxLinux 3.10114451452115375Linux 3.11111601536716065Linux 3.12110251518416065Linux 3.13 Git109501503615945Linux 3.7107251471615705Linux 3.8110101523215975Linux 3.9104701454615180OpenBenchmarking.orgMilliwatts, Fewer Is BetterLAME MP3 Encoding 3.99.3System Power Consumption Monitor4K8K12K16K20K

System Power Consumption Monitor

Phoronix Test Suite System Monitoring

MinAvgMaxLinux 3.10111302043833270Linux 3.11105452157432160Linux 3.12110102139932160Linux 3.13 Git104102295031545Linux 3.7102152076030555Linux 3.8106202151032100Linux 3.999152059430915OpenBenchmarking.orgMilliwattsSystem Power Consumption MonitorPhoronix Test Suite System Monitoring8K16K24K32K40K

Xonotic

Resolution: 1366 x 768 - Effects Quality: High

OpenBenchmarking.orgFrames Per Second, More Is BetterXonotic 0.7Resolution: 1366 x 768 - Effects Quality: HighLinux 3.10Linux 3.11Linux 3.12Linux 3.13 GitLinux 3.7Linux 3.8Linux 3.91530456075SE +/- 0.54, N = 3SE +/- 0.40, N = 3SE +/- 0.51, N = 3SE +/- 1.00, N = 6SE +/- 0.07, N = 3SE +/- 0.36, N = 3SE +/- 0.80, N = 366.1067.3163.2465.9167.3567.1067.04MIN: 37 / MAX: 106MIN: 40 / MAX: 106MIN: 37 / MAX: 99MIN: 38 / MAX: 107MIN: 30 / MAX: 106MIN: 38 / MAX: 106MIN: 40 / MAX: 107

Xonotic

Resolution: 1366 x 768 - Effects Quality: High

OpenBenchmarking.orgFrames Per Second Per Watt, More Is BetterXonotic 0.7Resolution: 1366 x 768 - Effects Quality: HighLinux 3.10Linux 3.11Linux 3.12Linux 3.13 GitLinux 3.7Linux 3.8Linux 3.90.5761.1521.7282.3042.882.362.462.362.472.562.462.56

Xonotic

System Power Consumption Monitor

MinAvgMaxLinux 3.10127952802633270Linux 3.11119252731032160Linux 3.12117302679632160Linux 3.13 Git114752670031545Linux 3.7115652633730555Linux 3.8117452729832100Linux 3.9113702616430915OpenBenchmarking.orgMilliwatts, Fewer Is BetterXonotic 0.7System Power Consumption Monitor8K16K24K32K40K

Phoronix Test Suite v10.8.5