This deal has ended.
Today only, HP.com has their super-portable 4.3-pound, 12.1" HP Pavilion tx2500z Notebook for $879.99 after a $170 instant discount. Enter stackable coupon code NB8457 and pay just $729.99, the lowest price I've seen for this. This includes a 2.0GHz AMD Turion dual-core processor, 3GB memory (you have to select it as a free upgrade), 250GB hard drive, DVD / CD burner, internal wireless networking, and Windows Vista Home Premium. Shipping is free with sales tax charged in most states.