Originally Posted by largon
Well obviously nV chips are incompatible with Ubisoft's DX10.1 as removing that removes problems with nV GPUs.
when sp1 installed nvidia cards perform the same as no sp1 installed. There is no incompatibility, they run fine with dx10.1, but don't use it's features. So they run in dx10 mode even if dx10.1 isntalled.