Few weeks ago I posted a review showing that a single 8800GTS 512MB outperforming Two HD3850 in most cases
I'm not sure how it compares to two HD3870 though
EDIT: here is the review
HD 3850 Crossfire vs. 8800GTS 512MB G92 :: TweakTown
I'm not sure how it compares to two HD3870 though
EDIT: here is the review
HD 3850 Crossfire vs. 8800GTS 512MB G92 :: TweakTown