I’m guessing that since this is a forum revolving around a community of people doing graphically intensive things on a daily basis, it might be a good idea to put a warning here.
The recently released AMD drivers, Crimson, have a variety of issues pertaining to automatically setting the fan speed to be very low (most reports are at 20%, but there are reports as low as 0%), causing a number of people to have their GPUs overheat and die while doing graphically intensive things.
AMD have committed to a fix for Monday:
If you are having this problem, here is the temporary fix: