I'm running the following
GTX570 twin frozr 3 power edition SLI
i5-2500k @ 4.5GHz with thermalrigh silver arrow cpu cooler
8GB ddr3 1600mhz exceleram
msi p67a-gd65
60GB OCZ vertex2 ssd
cooler master sniper case
corsair ax850w power supply
I can run on ultra at about 85-100+ mostly about 90-100+ @ 1920x1080.
