Originally Posted by Redeemed
I've yet to notice any. That is with FEAR, Quake4, HL2, HL2:EP1, FarCry- well practically every game I own. I don't own Oblivion or CoJ so I can't speak for those two. But if it only causes a performance dip on a handful of titles while not causing any real dip on the majority then I'd blame those handful of titles for having some bad coding.
What games supposedly cause this significant performance hit at 16xAA that you speak of?
Theres a performance hit with 16xaa... over like 8xaa or what not. Not very big, but its there.