Games freezing on RX 460

I can play normally for a couple of hours. But, sometimes my screen freezes for  seconds playing wow ( or other games), then turns black and recovery, so i can keep playing. this problem became frequently I am using crimson 16.10.12 because de lastes drivers are causing me freezes on Youtube and Chrome.

 

My spects:

Windows 10 ( all updates)

PSU: Themaltake Smart 650 W

MOBO: Biostar H61MGV3

GPU RX 460 4GB Gygabite

8GB RAM

 

Also, my temps are right. I tried unisalling MSI afterburner and wasn't a solution