I'm building a computer specifically for playing WOW. I have 2 accounts and I'm gonna dual log. QUestion is what do you guys recommend in me doing I can either go 1 gb DDR2 ( double the bandwith than regular DDR ) and 1 PCI-Express card. My other option is of course 1 gb DDR-400 but with SLI ( combing 2 PCI-express cards. ANyone got any guesses as to which one would work best?