Hello, (talk about dyn-clock's effect on fan) > Please find it attached. You don't have dyn. clocks activated. Update your Device-Section to look like this: Section "Device" BoardName "RV250 Lf" BusID "1:0:0" Driver "radeon" Identifier "Device[0]" Screen 0 VendorName "ATI" Option "DynamicClocks" "on" EndSection cu