hello! I have Radeon HD 7970 directCU 2. After install crimson 16.5.3, i had huge drop fps (from 50-55fps to 4-8fps) at any game. Starting normally but after a few minutes beginning slideshow.. I was tried to roll back drivers, but it doesn't help. So i had return to 16.5.3 and keep finding solution to this problem. Pls help guys!