I was wondering the same thing, this thread says that it doesnt so now I am really confused.
http://www.tomshardware.com/forum/245454-33-crossfire-faqs
What are the performance gains from a board that will run two video cards simultanously at 16x versus one slot running 16x and the other at 8x in dual card setup?
What are the performance gains from a board that will run two video cards simultanously at 16x versus one slot running 16x and the other at 8x in dual card setup?