Fedora 21 vs. Ubuntu 14.10 Laptop Power Use

Tests by Michael Larabel getting a rough look at power use on the same ASUS Zenbook under Fedora 21 and Ubuntu 14.10 Linux.

HTML result view exported from: https://openbenchmarking.org/result/1501108-DE-FEDORABUN38.

Fedora 21 vs. Ubuntu 14.10 Laptop Power UseProcessorMotherboardChipsetMemoryDiskGraphicsAudioNetworkOSKernelDesktopDisplay ServerDisplay DriverOpenGLCompilerFile-SystemScreen ResolutionFedora 21Fedora 21 + UpdatesUbuntu 14.10Intel Core i7-3517U @ 3.00GHz (4 Cores)ASUS UX32VDA v1.0Intel 3rd Gen Core DRAM4096MB2 x 128GB SanDisk SD5SF212Intel HD 4000 512MB (1150MHz)Intel 7 /C210Intel Centrino Advanced-N 6235Fedora 213.17.4-301.fc21.x86_64 (x86_64)GNOME Shell 3.14.2X Server 1.16.1intel 2.99.9163.3 Mesa 10.3.3GCC 4.9.2 20141101ext41920x10803.17.7-300.fc21.x86_64 (x86_64)GNOME Shell 3.14.3X Server 1.16.2.901 (1.16.3 RC 1)3.3 Mesa 10.4.1Ubuntu 14.103.16.0-28-generic (x86_64)Unity 7.3.1X Server 1.16.0intel 2.99.9143.3 Mesa 10.3.0GCC 4.9.1OpenBenchmarking.orgCompiler Details- Fedora 21: --build=x86_64-redhat-linux --disable-libgcj --disable-libunwind-exceptions --enable-__cxa_atexit --enable-bootstrap --enable-checking=release --enable-gnu-indirect-function --enable-gnu-unique-object --enable-initfini-array --enable-languages=c,c++,objc,obj-c++,fortran,ada,go,lto --enable-multilib --enable-plugin --enable-shared --enable-threads=posix --mandir=/usr/share/man --with-arch_32=i686 --with-linker-hash-style=gnu --with-tune=generic - Fedora 21 + Updates: --build=x86_64-redhat-linux --disable-libgcj --disable-libunwind-exceptions --enable-__cxa_atexit --enable-bootstrap --enable-checking=release --enable-gnu-indirect-function --enable-gnu-unique-object --enable-initfini-array --enable-languages=c,c++,objc,obj-c++,fortran,ada,go,lto --enable-multilib --enable-plugin --enable-shared --enable-threads=posix --mandir=/usr/share/man --with-arch_32=i686 --with-linker-hash-style=gnu --with-tune=generic - Ubuntu 14.10: --build=x86_64-linux-gnu --disable-browser-plugin --disable-vtable-verify --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-multilib --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- Scaling Governor: intel_pstate powersaveSystem Details- Fedora 21: SELinux: Enabled. This was running on battery power.- Fedora 21 + Updates: SELinux: Enabled. This was running on battery power.- Ubuntu 14.10: This was running on battery power.

Fedora 21 vs. Ubuntu 14.10 Laptop Power Usec-ray: Total Timeencode-mp3: WAV To MP3Fedora 21Fedora 21 + UpdatesUbuntu 14.1074.0115.7674.2415.7473.9316.10OpenBenchmarking.org

C-Ray

Total Time

OpenBenchmarking.orgSeconds, Fewer Is BetterC-Ray 1.1Total TimeFedora 21Fedora 21 + UpdatesUbuntu 14.101632486480SE +/- 0.02, N = 3SE +/- 0.13, N = 3SE +/- 0.02, N = 374.0174.2473.931. (CC) gcc options: -lm -lpthread -O3

C-Ray

System Power Consumption Monitor

MinAvgMaxFedora 21142222576628208Fedora 21 + Updates146892655829015Ubuntu 14.10134602415825877OpenBenchmarking.orgMilliwatts, Fewer Is BetterC-Ray 1.1System Power Consumption Monitor7K14K21K28K35K

LAME MP3 Encoding

WAV To MP3

OpenBenchmarking.orgSeconds, Fewer Is BetterLAME MP3 Encoding 3.99.3WAV To MP3Fedora 21Fedora 21 + UpdatesUbuntu 14.1048121620SE +/- 0.02, N = 5SE +/- 0.01, N = 5SE +/- 0.01, N = 515.7615.7416.101. (CC) gcc options: -O3 -fomit-frame-pointer -ffast-math -pipe -lm

LAME MP3 Encoding

System Power Consumption Monitor

MinAvgMaxFedora 21137272119326077Fedora 21 + Updates140232139824501Ubuntu 14.10133121964321985OpenBenchmarking.orgMilliwatts, Fewer Is BetterLAME MP3 Encoding 3.99.3System Power Consumption Monitor7K14K21K28K35K

Timed Idle

System Power Consumption Monitor

MinAvgMaxFedora 2157101483419084Fedora 21 + Updates136671542223872Ubuntu 14.10129051471928282OpenBenchmarking.orgMilliwatts, Fewer Is BetterTimed IdleSystem Power Consumption Monitor7K14K21K28K35K

System Power Consumption Monitor

Phoronix Test Suite System Monitoring

MinAvgMaxFedora 2157102085428208Fedora 21 + Updates136672136129015Ubuntu 14.10129051971028282OpenBenchmarking.orgMilliwattsSystem Power Consumption MonitorPhoronix Test Suite System Monitoring7K14K21K28K35K

Phoronix Test Suite v10.8.4