Originally Posted by Asmodean
Err? You shouldn't have to go near the voltages for that OC.
I have mine currently at 900/1400 and i've not touched the stock voltages, their still @1.1 (Im using Sapphire Trixx).
Try your OC with stock volts to test.
When I play BFBC2 I start getting black squares showing up on my screen when I go above 870/1325 on my clocks.