After the MacBook Pro upgrade to Sandy Bridge, a lot of people are now waiting for the upgrade of the MacBook Air, one of the last few Macs still running on a Core 2 Duo CPU. Of course, it is not an easy upgrade given the thinness of the MacBook Air. The Core 2 Duo running in the 11" models consumes only 10W, in addition to the power consumption of the 320M GPU. Therefore, it would be impossible t