the real and ONLY reason to have vista is full DX10 support (G8xxx series cards or X2xxx series). It is the future so hope it will be better later. for now I'm happy with my 64-bit winxp
3930K | H100i | RIVF | 16GB DDR3 | GTX 480 | AX750 | 800D | 512GB SSD | 3TB HDD | Xonar DX | W8