hi im hew to toms hard ware so sory if this is in the worng spot i just bult a new rig phenom 2 965 @3.8 ghs thermatake tough block 7** watt asus m4a78t-e mother board 1 of the gps is a his 4670 1gb gdr3 other safire 512 mb gdr3 i have run 3d mark several times and see little to no peformance increase crossfire is enabled in ccc menu its software crossfire btw they dont have bridges on the cards my os is vista 32 bit busness please help thank you verry much i dont know if this helps any but my psu dosent seem to be loaded down much cool air comes out of it i have the latest driver exc what do i do allso on a side note ther is an intagreated radon 3300 on board any help form hybred crossfire not for me is that pasable iv disabled / enabled the hybred croosfire no diff