AMD 7870 not running at specified memory clock.

Solution
Your card is fine. GDDR5 memory is quad pumped so while manufacturers like to advertise a speed of 4800MHz, it's really only 1200MHz , they just multiply it by 4.

roymustang

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Feb 9, 2007
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Your card is fine. GDDR5 memory is quad pumped so while manufacturers like to advertise a speed of 4800MHz, it's really only 1200MHz , they just multiply it by 4.
 
Solution