Originally Posted by john19055
I have a 680i SLI with my Q6600 in it and it has always ben overclocked from day one and never had any problems.But I would set everthing to default with a new card just to rule that out.
YMMV with all OCs.
My point was that to actually get two defective cards from any company is "winning the lottery" or "getting struck by lightning" odds. Something else is the problem here.