Fedora v. Ubuntu Power Comparison
Power tests.


HP EliteBook - Ubuntu 11.04: 

	Processor: Intel Core i5-2520M @ 2.50GHz (4 Cores), Motherboard: HP 161C, Chipset: Intel 2nd Generation Core Family, Memory: 4096MB, Disk: 160GB INTEL SSDSA2M160, Graphics: Intel 2nd Generation Core Family IGP 256MB, Audio: IDT 92HD81B1X5

	OS: Ubuntu 11.04, Kernel: 2.6.38-8-generic (x86_64), Desktop: Unity 3.8.10, Display Server: X Server 1.10.1, Display Driver: intel 2.14.0, OpenGL: 2.1 Mesa 7.10.2, Compiler: GCC 4.5.2, File-System: ext4, Screen Resolution: 1600x900

HP EliteBook - Fedora 15: 

	Processor: Intel Core i5-2520M @ 2.50GHz (4 Cores), Motherboard: HP 161C, Chipset: Intel Sandy Bridge, Memory: 4096MB, Disk: 160GB INTEL SSDSA2M160, Graphics: Intel Device 0126 256MB (1300MHz), Audio: IDT 92HD81B1X5

	OS: Fedora release 15 (Lovelock), Kernel: 2.6.38.6-26.rc1.fc15.x86_64 (x86_64), Desktop: GNOME Shell 3.0.1, Display Server: X Server 1.10.1, Display Driver: intel 2.14.0, OpenGL: 2.1 Mesa 7.11-devel, Compiler: GCC 4.6.0, File-System: ext4, Screen Resolution: 1600x900

ThinkPad T61 - Fedora 15: 

	Processor: Intel Core 2 Duo T9300 @ 2.50GHz (2 Cores), Motherboard: LENOVO 6459CTO, Chipset: Intel Mobile PM965/GM965/GL960 + ICH8M-E, Memory: 4096MB, Disk: 100GB Hitachi HTS72201, Graphics: NVIDIA Quadro NVS 140M 128MB (400/600MHz), Audio: Analog Devices AD1984

	OS: Fedora release 15 (Lovelock), Kernel: 2.6.38.6-26.rc1.fc15.x86_64 (x86_64), Desktop: GNOME Shell 3.0.1, Display Server: X Server 1.10.1, Display Driver: nouveau 0.0.16, OpenGL: 1.3 Mesa 7.11-devel Gallium 0.4, Compiler: GCC 4.6.0, File-System: ext4, Screen Resolution: 1680x1050


Battery Power Usage
Idle, DPMS Off, Video Playback
Milliwatts
HP EliteBook - Ubuntu 11.04 . MIN: 8968   AVG: 10621  MAX: 17232 
HP EliteBook - Fedora 15 .... MIN: 9440   AVG: 11534  MAX: 17314 
ThinkPad T61 - Fedora 15 .... MIN: 19699  AVG: 24695  MAX: 38192 


Battery Power Usage
SYS Power Monitor
Milliwatts < Lower Is Better
HP EliteBook - Ubuntu 11.04 . MIN: 8968   AVG: 10554  MAX: 14991 
HP EliteBook - Fedora 15 .... MIN: 9440   AVG: 11502  MAX: 17314 
ThinkPad T61 - Fedora 15 .... MIN: 19699  AVG: 24683  MAX: 38192 


7-Zip Compression 9.13
Compress Speed Test
MIPS > Higher Is Better
HP EliteBook - Ubuntu 11.04 . 7324 |=======================================
HP EliteBook - Fedora 15 .... 8060 |===========================================
ThinkPad T61 - Fedora 15 .... 4140 |======================


7-Zip Compression 9.13
SYS Power Monitor
Milliwatts < Lower Is Better
HP EliteBook - Ubuntu 11.04 . MIN: 17232  AVG: 34922  MAX: 39682 
HP EliteBook - Fedora 15 .... MIN: 17314  AVG: 34707  MAX: 38005 
ThinkPad T61 - Fedora 15 .... MIN: 36461  AVG: 46168  MAX: 48635 


SYS Power Monitor
Phoronix Test Suite System Monitoring
Milliwatts
HP EliteBook - Ubuntu 11.04 . MIN: 8968   AVG: 18679  MAX: 39682 
HP EliteBook - Fedora 15 .... MIN: 9440   AVG: 20049  MAX: 38005 
ThinkPad T61 - Fedora 15 .... MIN: 19699  AVG: 32139  MAX: 48635