From the Windows 8 blog... Thanks to Parvez at the http://wpfblogger.com/ for clueing me into this video..
Looks a lot like Windows Phone 7 to me. The HTML 5 application integration is pretty cool..
Engadget has a great pictorial preview from Computex 2011 click on the picture below or the link to visit their preview. There is also information on the new ARM based Windows 8 tablet itself from Michael Anguilo Corporate Vice Presidet of Windows Planning, Hardware and PC Ecosystem at Microsoft Corporation.

that you can view at:
http://www.engadget.com/2011/06/01/live-from-microsofts-windows-8-preview-event-at-computex-2011/
The really big difference between this and an Apple iPad or a Google Android device is this runs all Windows applications and has access to the filesystem, so you don’t have to sync to anything that you don’t want to and it’s obviously cloud powered as well.
The Kal-El NVIDIA superchip reference tablet design with Android running below.. The above tablet design is reportedly the Dell XPS take on this design..