Hi,i have XFXR7950 in my machine for gaming,started game esterday,and got massage (failed to find supported hardware rendering device,ensure yor system meets minimum requament to game)and when you run dxdiag,shows only intergrated chip as a main GPU,is that means my XFXR7950 dead??no updates instoled,friday was just fine,machine only 3,5 monts,please help