Linux 3.1 SNB Power Consumption
Linux 3.1 kernel look with Intel Sandy Bridge graphics compared to Linux 3.0 and Linux 2.6.39.


Linux 3.1: 

	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, Audio: IDT 92HD81B1X5, Network: Intel 82579LM Gigabit Connection + Intel Centrino Advanced-N 6205

	OS: Ubuntu 11.10, Kernel: 3.1.0-030100-generic (x86_64), Desktop: Unity 4.22.0, Display Server: X Server 1.10.4, Display Driver: intel 2.16.0, OpenGL: 2.1 Mesa 7.12-devel (git-6437a71), Compiler: GCC 4.6.1, File-System: ext4, Screen Resolution: 1600x900

Linux 3.0: 

	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, Audio: IDT 92HD81B1X5, Network: Intel 82579LM Gigabit Connection + Intel Centrino Advanced-N 6205

	OS: Ubuntu 11.10, Kernel: 3.0.0-0300-generic (x86_64), Desktop: Unity 4.22.0, Display Server: X Server 1.10.4, Display Driver: intel 2.16.0, OpenGL: 2.1 Mesa 7.12-devel (git-6437a71), Compiler: GCC 4.6.1, File-System: ext4, Screen Resolution: 1600x900

Linux 2.6.39: 

	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, Audio: IDT 92HD81B1X5, Network: Intel 82579LM Gigabit Connection + Intel Centrino Advanced-N 6205

	OS: Ubuntu 11.10, Kernel: 2.6.39-020639-generic (x86_64), Desktop: Unity 4.22.0, Display Server: X Server 1.10.4, Display Driver: intel 2.16.0, OpenGL: 2.1 Mesa 7.12-devel (git-6437a71), Compiler: GCC 4.6.1, File-System: ext4, Screen Resolution: 1600x900


Timed Idle
CPU Temperature Monitor
Celsius < Lower Is Better
Linux 3.1 .... MIN: 37.0  AVG: 38.1  MAX: 39.0 
Linux 3.0 .... MIN: 33.0  AVG: 34.0  MAX: 34.0 
Linux 2.6.39 . MIN: 36.0  AVG: 38.0  MAX: 41.0 


Timed Idle
System Power Consumption Monitor
Milliwatts < Lower Is Better
Linux 3.1 .... MIN: 14611  AVG: 15183  MAX: 17378 
Linux 3.0 .... MIN: 14114  AVG: 14530  MAX: 18400 
Linux 2.6.39 . MIN: 10554  AVG: 10861  MAX: 13063 


Timed Idle
System Temperature Monitor
Celsius < Lower Is Better
Linux 3.1 .... MIN: 42.0  AVG: 42.8  MAX: 45.0 
Linux 3.0 .... MIN: 38.0  AVG: 39.1  MAX: 40.0 
Linux 2.6.39 . MIN: 34.0  AVG: 35.8  MAX: 40.0 


OpenArena 0.8.5
Resolution: 1600 x 900
Frames Per Second > Higher Is Better
Linux 3.1 .... 50.47 |=========================================================
Linux 3.0 .... 39.30 |============================================
Linux 2.6.39 . 40.43 |==============================================


OpenArena 0.8.5
CPU Temperature Monitor
Celsius < Lower Is Better
Linux 3.1 .... MIN: 37.0  AVG: 42.2  MAX: 46.0 
Linux 3.0 .... MIN: 34.0  AVG: 39.3  MAX: 43.0 
Linux 2.6.39 . MIN: 36.0  AVG: 41.4  MAX: 45.0 


OpenArena 0.8.5
System Power Consumption Monitor
Milliwatts < Lower Is Better
Linux 3.1 .... MIN: 14611  AVG: 28441  MAX: 34588 
Linux 3.0 .... MIN: 14114  AVG: 24360  MAX: 27415 
Linux 2.6.39 . MIN: 13970  AVG: 28223  MAX: 30097 


OpenArena 0.8.5
System Temperature Monitor
Celsius < Lower Is Better
Linux 3.1 .... MIN: 42.0  AVG: 48.5  MAX: 51.0 
Linux 3.0 .... MIN: 39.0  AVG: 44.7  MAX: 55.0 
Linux 2.6.39 . MIN: 44.0  AVG: 50.5  MAX: 53.0 


Warsow 0.61
Resolution: 1600 x 900
Frames Per Second > Higher Is Better
Linux 3.1 .... 25.73 |=========================================================
Linux 3.0 .... 20.80 |==============================================
Linux 2.6.39 . 21.80 |================================================


Warsow 0.61
CPU Temperature Monitor
Celsius < Lower Is Better
Linux 3.1 .... MIN: 46.0  AVG: 47.1  MAX: 50.0 
Linux 3.0 .... MIN: 43.0  AVG: 45.3  MAX: 47.0 
Linux 2.6.39 . MIN: 45.0  AVG: 47.3  MAX: 49.0 


Warsow 0.61
System Power Consumption Monitor
Milliwatts < Lower Is Better
Linux 3.1 .... MIN: 16807  AVG: 24942  MAX: 31229 
Linux 3.0 .... MIN: 19670  AVG: 23308  MAX: 30705 
Linux 2.6.39 . MIN: 13416  AVG: 27010  MAX: 30029 


Warsow 0.61
System Temperature Monitor
Celsius < Lower Is Better
Linux 3.1 .... MIN: 49.0  AVG: 49.8  MAX: 58.0 
Linux 3.0 .... MIN: 44.0  AVG: 47.3  MAX: 54.0 
Linux 2.6.39 . MIN: 45.0  AVG: 53.2  MAX: 59.0 


CPU Temperature Monitor
Phoronix Test Suite System Monitoring
Celsius
Linux 3.1 .... MIN: 37.0  AVG: 44.5  MAX: 50.0 
Linux 3.0 .... MIN: 33.0  AVG: 41.4  MAX: 47.0 
Linux 2.6.39 . MIN: 36.0  AVG: 43.8  MAX: 49.0 


System Power Consumption Monitor
Phoronix Test Suite System Monitoring
Milliwatts
Linux 3.1 .... MIN: 14611  AVG: 24153  MAX: 34588 
Linux 3.0 .... MIN: 14114  AVG: 21720  MAX: 30705 
Linux 2.6.39 . MIN: 10554  AVG: 23738  MAX: 30097 


System Temperature Monitor
Phoronix Test Suite System Monitoring
Celsius
Linux 3.1 .... MIN: 42.0  AVG: 48.3  MAX: 58.0 
Linux 3.0 .... MIN: 38.0  AVG: 44.9  MAX: 55.0 
Linux 2.6.39 . MIN: 34.0  AVG: 48.8  MAX: 59.0