dual-gpu
Intel Core i7-2600K testing with a ASUS SABERTOOTH P67 and NVIDIA GeForce GTX 570 SLI 1280MB on Ubuntu 12.10 via the Phoronix Test Suite.


NVIDIA GeForce GTX 570 SLI: 

	Processor: Intel Core i7-2600K @ 3.40GHz (8 Cores), Motherboard: ASUS SABERTOOTH P67, Chipset: Intel 2nd Generation Core Family DRAM, Memory: 8192MB, Disk: 60GB OCZ VERTEX2 + 1000GB SAMSUNG HD103SJ, Graphics: NVIDIA GeForce GTX 570 SLI 1280MB (750/1950MHz), Audio: Realtek ALC892, Network: Intel 82579V Gigabit Connection

	OS: Ubuntu 12.10, Kernel: 3.7.0-7-generic (x86_64), Desktop: Unity 6.12.0, Display Server: X Server 1.13.2.902 (1.13.3 RC 2), Display Driver: NVIDIA 313.09, OpenGL: 4.3.0 NVIDIA 313.09, Compiler: GCC 4.7, File-System: ext4, Screen Resolution: 1920x1080


Unigine Valley 1.0
Resolution: 1920 x 1080
Frames Per Second > Higher Is Better
NVIDIA GeForce GTX 570 SLI . 21.61 |===========================================