Lowering devices clock speeds when idling is nothing new: both Intel and AMD do it on their processors, and AMD also on its graphics cards. Nvidia once used such a feature, though it disappeared with the 8-series. Expreview has now discovered that the unannounced 9500 GT has revived the power saving feature. Using RivaTuners clock monitoring tool, they discovered that the board's clocks instantly drop from around 600MHz to 200MHz when in 2D mode. Temperatures also drop from 55C to 50 in the process.

Read the full story here...