I don't know about that, 64bit OS's have come a long way in terms of driver support. I'm going that way in a couple of weeks with Vista Premium 64 and 8gb of RAM(Patriot Viper PC6400). I've done a lot of checking around in various forums and the general consensus has been positive.
__________________ Core2Quad Q6600@2.4ghz 4096mb DDR2 Kingston Dual Channel PC6400 BFG 8800GT OC 512mb DDR3 625/1800 PCIe Windows Vista Premium SP1 x86 Asus P5N-E SLI 1.25TB total mixed volumes Onboard Realtek 5.1 HD Audio NZXT Lexa Blackline Gaming Case Antec Trupower Quattro 850w |