In my computer I am using Asus gtx570 graphic card and I have first I was using windows vista in my system. Now before some days I have installed windows 7 in my computer and form that time I start facing problems. Now whenever I play games like crysis 2 at the time I am not able to see graphics properly and game also freezes for one or two seconds and after that it start working normally again. What should I do to solve this issue.
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