Buy.com has the MSI Wind UMPC Black w/ 3-Cell Battery for $480 with free shipping. Buy.com's listing is severely lacking, so take a look at the MSI page for full details on this UMPC. [BizRate]

Intel Atom 1.6GHz Processor, 10" 1024×600 resolution LCD Screen

LED Power-saving Backlight Technology, Weight of 2.3 pounds, 80GB HDD

Built-in 1.3M webcam and MIC, 802.11b/g and Bluetooth, Windows XP Home