And what is the performance difference between my amd hd 6990 and amd hd 7970 which is better?
but my problem tykke sda it controls is 13.2 beta when I turn on after turning pc game black screen randomly freezes and pc and when I installed 13.1 again so it went smoothly, I do not know if I only I problem from 13.2 beta 5 and so on