This deal has ended.
Update: this deal is over. Likely only for a few hours, Microsoft has the 14" Lenovo IdeaPad U450p 3389-2EU Notebook on sale for just $448, one of the best prices we've seen on this model which weighs only 4.62 pounds and is 1.1" thick. It features a 1.3GHz Intel Core 2 Duo, 4GB of memory, 320GB hard drive, DVD / CD burner, HDMI port, wireless networking, Windows 7, and more. Shipping is free.