Ubuntu 11.10 Power Consumption
Testing for a Phoronix.com article with a continued look at Ubuntu 11.10 netbook power consumption compared to the past.


Atom: Ubuntu 10.04.3 LTS: 

	Processor: Intel Atom N270 @ 1.60GHz (2 Cores), Motherboard: SAMSUNG NC10, Chipset: Intel Mobile 945GME MCH + ICH7-M, Memory: 2048MB, Disk: 32GB OCZ CORE_SSD, Graphics: Intel Mobile 945GME IGP 256MB, Audio: Realtek ALC272, Network: Atheros AR5001 Wireless

	OS: Ubuntu 10.04, Kernel: 2.6.32-33-generic (i686), Desktop: GNOME 2.30.2, Display Server: X Server 1.7.6, Display Driver: intel 2.9.1, Compiler: GCC 4.4.3, File-System: ext4, Screen Resolution: 1024x600

Atom: Ubuntu 11.04: 

	Processor: Intel Atom N270 @ 1.60GHz (2 Cores), Motherboard: SAMSUNG NC10, Chipset: Intel Mobile 945GME MCH + ICH7-M, Memory: 2048MB, Disk: 32GB OCZ CORE_SSD, Graphics: Intel Mobile 945GME IGP 256MB, Audio: Realtek ALC272, Network: Atheros AR5001 Wireless

	OS: Ubuntu 11.04, Kernel: 2.6.38-8-generic (i686), Desktop: Unity 3.8.10, Display Server: X Server 1.10.1, Display Driver: intel 2.14.0, Compiler: GCC 4.5.2, File-System: ext4, Screen Resolution: 1024x600

Atom: Ubuntu 11.10: 

	Processor: Intel Atom N270 @ 1.60GHz (2 Cores), Motherboard: SAMSUNG NC10, Chipset: Intel Mobile 945GME MCH + ICH7-M, Memory: 2048MB, Disk: 32GB OCZ CORE_SSD, Graphics: Intel Mobile 945GME IGP, Audio: Realtek ALC272, Network: Atheros AR242x / AR542x

	OS: Ubuntu 11.10, Kernel: 3.0.0-10-generic (i686), Desktop: Unity 4.12.0, Display Server: X Server 1.10.2.902 (1.10.3 RC 2), Display Driver: intel 2.15.901, Compiler: GCC 4.6.1, File-System: ext4, Screen Resolution: 1024x600


Battery Power Usage
Idle, DPMS Off, Video Playback
Milliwatts
Atom: Ubuntu 10.04.3 LTS . MIN: 7515  AVG: 9876   MAX: 14570 
Atom: Ubuntu 11.04 ....... MIN: 8081  AVG: 9931   MAX: 13694 
Atom: Ubuntu 11.10 ....... MIN: 7594  AVG: 11460  MAX: 16717 


Battery Power Usage
System Power Consumption Monitor
Milliwatts < Lower Is Better
Atom: Ubuntu 10.04.3 LTS . MIN: 7515  AVG: 9841   MAX: 14570 
Atom: Ubuntu 11.04 ....... MIN: 8081  AVG: 9932   MAX: 13694 
Atom: Ubuntu 11.10 ....... MIN: 7594  AVG: 11396  MAX: 16717 


OpenArena 0.8.5
Resolution: 1024 x 600
Frames Per Second > Higher Is Better
Atom: Ubuntu 10.04.3 LTS . 18.47 |==================================
Atom: Ubuntu 11.04 ....... 24.40 |=============================================
Atom: Ubuntu 11.10 ....... 23.60 |============================================


OpenArena 0.8.5
System Power Consumption Monitor
Milliwatts < Lower Is Better
Atom: Ubuntu 10.04.3 LTS . MIN: 9803   AVG: 13755  MAX: 14624 
Atom: Ubuntu 11.04 ....... MIN: 9920   AVG: 14423  MAX: 15085 
Atom: Ubuntu 11.10 ....... MIN: 12320  AVG: 17103  MAX: 17813 


7-Zip Compression 9.13
Compress Speed Test
MIPS > Higher Is Better
Atom: Ubuntu 10.04.3 LTS . 895 |==============================================
Atom: Ubuntu 11.04 ....... 910 |===============================================
Atom: Ubuntu 11.10 ....... 919 |===============================================


7-Zip Compression 9.13
System Power Consumption Monitor
Milliwatts < Lower Is Better
Atom: Ubuntu 10.04.3 LTS . MIN: 9507   AVG: 12637  MAX: 13172 
Atom: Ubuntu 11.04 ....... MIN: 10009  AVG: 11977  MAX: 12462 
Atom: Ubuntu 11.10 ....... MIN: 12493  AVG: 14578  MAX: 15068 


PostMark 1.51
Disk Transaction Performance
TPS > Higher Is Better
Atom: Ubuntu 10.04.3 LTS . 353 |===============================================
Atom: Ubuntu 11.04 ....... 304 |========================================
Atom: Ubuntu 11.10 ....... 354 |===============================================


PostMark 1.51
System Power Consumption Monitor
Milliwatts < Lower Is Better
Atom: Ubuntu 10.04.3 LTS . MIN: 10266  AVG: 12971  MAX: 13985 
Atom: Ubuntu 11.04 ....... MIN: 9380   AVG: 11847  MAX: 13232 
Atom: Ubuntu 11.10 ....... MIN: 9122   AVG: 14180  MAX: 15274 


System Power Consumption Monitor
Phoronix Test Suite System Monitoring
Milliwatts
Atom: Ubuntu 10.04.3 LTS . MIN: 7515  AVG: 12732  MAX: 14624 
Atom: Ubuntu 11.04 ....... MIN: 8081  AVG: 12464  MAX: 15085 
Atom: Ubuntu 11.10 ....... MIN: 7594  AVG: 14637  MAX: 17813