Xen Power On Core i7
Xen power usage testing from a Intel Core i7 Q 720 under Ubuntu 11.10 ThinkPad W510 notebook for a future article on Phoronix.


Ubuntu 11.10: 

	Processor: Intel Core i7 720Q @ 1.47GHz (8 Cores), Motherboard: LENOVO 4318CTO, Chipset: Intel Core DMI, Memory: 4096MB, Disk: 160GB INTEL SSDSA2M160, Graphics: NVIDIA Quadro FX 880M (550/790MHz), Audio: Conexant CX20585, Network: Intel 82577LM Gigabit Connection + Intel Centrino Ultimate-N 6300

	OS: Ubuntu 11.10, Kernel: 3.0.0-12-generic (x86_64), Desktop: Unity 4.22.0, Display Server: X Server 1.10.4, Display Driver: nouveau 0.0.16, Compiler: GCC 4.6.1, File-System: ext4, Screen Resolution: 1600x900

Ubuntu 11.10 - Xen: 

	Processor: Intel Core i7 720Q @ 1.47GHz (8 Cores), Motherboard: LENOVO 4318CTO, Chipset: Intel Core DMI, Memory: 3072MB, Disk: 160GB INTEL SSDSA2M160, Graphics: NVIDIA Quadro FX 880M (550/790MHz), Audio: Conexant CX20585, Network: Intel 82577LM Gigabit Connection + Intel Centrino Ultimate-N 6300

	OS: Ubuntu 11.10, Kernel: 3.0.0-12-generic (x86_64), Desktop: Unity 4.22.0, Display Server: X Server 1.10.4, Display Driver: nouveau 0.0.16, Compiler: GCC 4.6.1, File-System: ext4, Screen Resolution: 1600x900

Linux 3.2: 

	Processor: Intel Core i7 720Q @ 1.47GHz (8 Cores), Motherboard: LENOVO 4318CTO, Chipset: Intel Core DMI, Memory: 4096MB, Disk: 160GB INTEL SSDSA2M160, Graphics: NVIDIA Quadro FX 880M (550/790MHz), Audio: Conexant CX20585, Network: Intel 82577LM Gigabit Connection + Intel Centrino Ultimate-N 6300

	OS: Ubuntu 11.10, Kernel: 3.2.0-999-generic (x86_64), Desktop: Unity 4.22.0, Display Server: X Server 1.10.4, Display Driver: nouveau 0.0.16, Compiler: GCC 4.6.1, File-System: ext4, Screen Resolution: 1600x900

Linux 3.2 - Xen: 

	Processor: Intel Core i7 720Q @ 1.60GHz (8 Cores), Motherboard: LENOVO 4318CTO, Chipset: Intel Core DMI, Memory: 3072MB, Disk: 160GB INTEL SSDSA2M160, Graphics: NVIDIA Quadro FX 880M (550/790MHz), Audio: Conexant CX20585, Network: Intel 82577LM Gigabit Connection + Intel Centrino Ultimate-N 6300

	OS: Ubuntu 11.10, Kernel: 3.2.0-999-generic (x86_64), Desktop: Unity 4.22.0, Display Server: X Server 1.10.4, Display Driver: nouveau 0.0.16, Compiler: GCC 4.6.1, File-System: ext4, Screen Resolution: 1600x900


Timed Idle
System Power Consumption Monitor
Milliwatts < Lower Is Better
Ubuntu 11.10 ....... MIN: 29831  AVG: 30509  MAX: 35307 
Ubuntu 11.10 - Xen . MIN: 40531  AVG: 41029  MAX: 43856 
Linux 3.2 .......... MIN: 27449  AVG: 30205  MAX: 38094 
Linux 3.2 - Xen .... MIN: 38302  AVG: 40179  MAX: 47384 


OpenArena 0.8.5
Resolution: 1600 x 900
Frames Per Second > Higher Is Better
Ubuntu 11.10 ....... 76.10 |==================================================
Ubuntu 11.10 - Xen . 76.87 |==================================================
Linux 3.2 .......... 76.83 |==================================================
Linux 3.2 - Xen .... 77.67 |===================================================


OpenArena 0.8.5
System Power Consumption Monitor
Milliwatts < Lower Is Better
Ubuntu 11.10 ....... MIN: 30210  AVG: 48335  MAX: 51030 
Ubuntu 11.10 - Xen . MIN: 40952  AVG: 57112  MAX: 60038 
Linux 3.2 .......... MIN: 30372  AVG: 48669  MAX: 51815 
Linux 3.2 - Xen .... MIN: 39070  AVG: 56795  MAX: 60041 


C-Ray 1.1
Total Time
Seconds < Lower Is Better
Ubuntu 11.10 ....... 128.05 |==================================================
Ubuntu 11.10 - Xen . 117.90 |==============================================
Linux 3.2 .......... 128.12 |==================================================
Linux 3.2 - Xen .... 117.72 |==============================================


C-Ray 1.1
System Power Consumption Monitor
Milliwatts < Lower Is Better
Ubuntu 11.10 ....... MIN: 44878  AVG: 65598  MAX: 67447 
Ubuntu 11.10 - Xen . MIN: 51984  AVG: 73322  MAX: 75161 
Linux 3.2 .......... MIN: 49557  AVG: 63256  MAX: 64783 
Linux 3.2 - Xen .... MIN: 51752  AVG: 70400  MAX: 72140 


OpenSSL 1.0.0a
RSA 4096-bit Performance
Signs Per Second > Higher Is Better
Ubuntu 11.10 ....... 22.20 |===========================================
Ubuntu 11.10 - Xen . 26.28 |===================================================
Linux 3.2 .......... 22.20 |===========================================
Linux 3.2 - Xen .... 26.28 |===================================================


OpenSSL 1.0.0a
System Power Consumption Monitor
Milliwatts < Lower Is Better
Ubuntu 11.10 ....... MIN: 39240  AVG: 41805  MAX: 43954 
Ubuntu 11.10 - Xen . MIN: 49221  AVG: 51971  MAX: 54599 
Linux 3.2 .......... MIN: 36615  AVG: 39413  MAX: 43080 
Linux 3.2 - Xen .... MIN: 46829  AVG: 49211  MAX: 52501 


System Power Consumption Monitor
Phoronix Test Suite System Monitoring
Milliwatts
Ubuntu 11.10 ....... MIN: 29831  AVG: 51819  MAX: 67447 
Ubuntu 11.10 - Xen . MIN: 40531  AVG: 60113  MAX: 75161 
Linux 3.2 .......... MIN: 27430  AVG: 50433  MAX: 64945 
Linux 3.2 - Xen .... MIN: 38302  AVG: 58226  MAX: 72140