All I had to do was to install my drivers. I suggest installing all the nesessary drivers from the official site...aww heck, I'll just find them for ya.
OVER HERE! CLICK ME!!!
This should be it. All you have to do now is install all the proper drivers according to your system and your card. If the problem persists, then you will know that it probably has to do with hardware, which i'm not that familiar with.