Hello! I am upgrading: My new build includes a E8200 (since I can't get the E8400, and I need to build quickly as I already sold my old config), a Zotac 8800GT 512MB, ASUS P5N-E SLI, 2GB of RAM, I am also keeping my old DVD-ROM and DVD-RW, so that's two more power consumers, and now the question is,...