When I ran mine through some tests on first installing it, there were a few times where it made the most horrendous buzzing sound, mainly in menus where coil-whine is always worst. It stopped doing that after I had stressed it a bit more, and now it exhibits an average amount of coil-whine (noticable with the case open, but not audible when closed).I actually took the side off my case earlier tonight to give it a listen as one forum member who posted in the Fury X thread had complained about loud coil whine...