The manual for the upcoming Palm Treo 700w is now available as a download at the FCC site which remains a real treasure trove of information on upcoming products.
A quick look through it shows that Palm has added a few tweaks of its own to the Windows Mobile 5.0 OS. For example, Palm has improved the Today screen with speed dial buttons and a search field. It has also made it easier to shut down applications completely (only 3 steps).
Note: The link will take you to a PDF file.