I have a BFG  9600gt OC for almost 10 months and it was working fine until last week,the black screen apeared after 20 minutes of game so i decided to look out for answers in the net, I tried many solutions poted but none really  work until i find an interesting topic, they said that de oc wasunestable in the shader clock, the original state was 1700 whit the oc, and they told me to ...