Not sure if you fellas have seen this or not but there is a easy work around for setting a manual fan speed for the 4800 series out posted by bretware at guru3d. I set mine at 35% and my temps dropped by 27 C at idle. Here's the link
Guru3D.com Forums - View Single Post - Radeon HD 4850 Heat issues
Edit: Oops its 4 threads down :doh: Please delete.
Guru3D.com Forums - View Single Post - Radeon HD 4850 Heat issues
Edit: Oops its 4 threads down :doh: Please delete.