download rivatuner. http://downloads.guru3d.com/download.php?det=163
and play around with it.
under driver setting on the main page. click customize then the button that looks like a gfx card.(when you hover your mouse over it is says "system settings") from there you can adjust the clock speeds and the fan.
good luck ^.^
and play around with it.
under driver setting on the main page. click customize then the button that looks like a gfx card.(when you hover your mouse over it is says "system settings") from there you can adjust the clock speeds and the fan.
good luck ^.^