This one.http://www.tigerdirect.com/applications/searchtools/item-details.asp?EdpNo=4111742&csid=_21
this one.http://www.tigerdirect.com/applications/searchtools/item-details.asp?EdpNo=4111742&csid=_21
I don't know how to add graphics cards yet. :oSo I will just buy the whole computer already attached. :P