Originally Posted by erocker
Nope. I don't make things up. This game is not very taxing, PhysX or not. You are most likely experiencing a little SLi difficulty.
^ Those were from a while ago. I just tried it again on high in Sawtooth Cauldron with the latest 12.11 beta's.
My friends using a i7 920 which clearly cant handle the PhysX well, Your CPU is new also higher clocked and mite run it fine, I will test the game running of my CPU to see how it plays, Also the lag doesn't happen right away it could be related to different areas of the game.