Phoronix: Intel Intelligent Power Sharing Coming To Linux

Jesse Barnes, one of the Intel developers responsible for working on their Linux graphics driver stack, has published a new patch that adds "dynamic performance control support for Ironlake." Ironlake was Intel's codename for the onboard GPU found on new Clarkdale / Arrandale processors like the recently reviewed Intel Core i3 530. This patch takes advantage of a hardware performance and power management feature to actually increase the GPU clock (or to "overclock" it in a Graphics Turbo mode) when needed to deliver better performance...

http://www.phoronix.com/vr.php?view=NzkzOQ