Ok so first heres my setup , i7 3930k , msi big bang x power 2,16gb corsair dom plat 2133mhz ram
2 x evga GTX 680 SC Sig 2 in sli and an evga gtx 650 SC as physX , the system runs fine for the most part
however i tried disabling the physx card to see if i could get better benchmark scores...