i own a single 6850 the oc.uk one qutie happy with card good value for cash,but im ready to upgrade gfx,to somit like a 6950 or 6970 wish i had cash for 7950 but mrs would leave if i spent that much cash on gfx card again lol,but buyin etheir of theese cards is going to cost me from 210-280 depending on what card i pick would i be better off just buying same card as what ive got now another 6850 and run crossfire? they on this week only at about 96 quid which is bargin for card or would i be better spending the extra cash and getting the upgrade? can run most games i play on now at full setting fine but im sure there will be somit new that comes out and this card will strugal with.