ok i have a ATI 9250 i have started to find its max core from 270 and when i click find it makes a wriste sound and gets very loud and fast so i lwt it go for 10 seconds and shut down the program im using and then the nosie goes down slowy then stops program im using is ATI Tray so is that a sign of it fixing to go BOOM! lol
lol if i were you, id use another program that is known for overclocking and what id do is go up 5 hertz at a time and run stress tests to see if its fine.