Hey guys, i am looking to upgrade my 8600GTS for a slightly better card. as the forum title reads i am looking mainly at the 3 different cards listed at the top, although im open to any and all suggestions. i want gaming performance but also i t HAS to good for HD video and at least fairly cool to go into an HTPC. anything you guys can help me out with would be great. thanks guys, let 'er rip!