R7 360

I bought aus R7 360 instead of the old GTX 650, and now all games freeze in 2-3 minutes or crash to the desktop with an error: "The video driver stopped responding and was restored" What could be the problem?
PC config :
percent FX 6300
vidyaha R7 360 2g
memory 8g
mother Asus M5A78L-M / USB3
OS windows 10 pro x64
PS Firewood reinstalled; when idle, it heats up to 30 degrees, and at load from 50 to 60; driver version 15.20.1062.1004; Catalyst version 15.7.1