I just got my new Sapphire 6990 today.. And I am not getting a very good OC score. First one is with 2600K @ 4.5Ghz memory 2133MHz 7-10-7-21 1T and 6990 stock 830/1250 scored a 34,381 then I ran it with same setting, but with new 6990 at 970/1300 only a 34,543
Could it be new drivers issue, or CPU bottle neck? Not a very big jump with a high OC compared to my 5970 card stock vs high OC.. Am I missing something here...
And for the record the card at 100% fan speed sounds like a freaking leaf blower on steroids.. But beside going def in my left ear, the card never really got hot on my benches 59C or lower..
STOCK CARD 830/1250
OC CARD 970/1300
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