There have been a few laptops and netbooks launched by NVIDIA powered by Tegra recently. This means that the ARM based processor that runs on minimal power is used. This is the Inventec Raindow it is getting a lot of attention, while at the same time is a very nice looking machine.
256 MB RAM
A 10.1″ display at 1,024 x 576 resolutions
EV-DO or HSPA module
Digital TV tuner
2200 mAh battery allows it