Anandtech (http://www.anandtech.com/mobile/showdoc.html?i=1951) has the lowdown on upcoming graphics chips from NVIDIA and ATI for the mobile market. They basically cover what to expect from NVIDIA's Go FX5700, ATI's Mobility Radeon 9600s and a few hints even on ATI's next-gen part which although is several months away, looks to be very promising.