XSReviews posted a review on the Zotac GTX 680
The Nvidia GTX 680, is currently the most powerful single GPU retail card for sale. Using a 28 nm manufacturing process, Nvidia has got some huge stock GPU and RAM speeds out of the card, so it will be interesting to see the performance for ourselves. We've heard good things about this card, so let's check it out.Zotac GTX 680 Review