Zotac has a done what many other manufacturers have done. They have taken up a technology proven by gamers around the world and made a terrific product. Unfortunately these 8600GTS series cards are being sold in a lot of new Vista based machines. Buyers sadly won't see the full potential of this card when bundled with a Vista based machine. The true performance comes with XP The technology behind the Zotac 8600GTS is a proven platform for mid-level gaming performance.