Phynaz
Lifer
MacBook models with screen sizes of 13 inches and below are expected to switch to Sandy Bridge-only graphics, while higher-end MacBook Pros are expected to use graphics from Advanced Micro Devices, according to sources. Whether Nvidia will still be present in higher-end models is unclear.
http://news.cnet.com/8301-13924_3-20023505-64.html#ixzz17dYhbOMB