Geeks.com sells the Averatec C3500 Series Tablet PC for $799.00 with Secret Code (offer details below).

The Averatec C3500 Tablet PCD combines the power of a notebook and functionality of a Tablet PC. The convertable Notebook 12.1" Tablet is powered by a Mobile AMD Athlon XP-M 2200+ processor and comes with 512MB RAM and a 60 GB hard drive. Wi-Fi and Ethernet is also integrated.

Microsoft Windows XP Tablet PC Edition is pre-installed and includes a built-in CD-RW/DVD-ROM combination drive.
Buy the Averatec for the ultra-low price of $799.00 now. Find the Secret Savings Code below.

UPDATE 05/16/05:
The Geeks.com offer expired, but TigerDirect has now the Averatec C3500 for $799.99 on sale.

Secret Savings Code: GEEKTABLET
Offer Expires 5/10/2005
Product Link: Averatec C3500 NBB
Instructions:
To Save $500.00 and get the incredibly powerful, portable, versatile Averatec Tablet PC for an incredible $799.00, just add to shopping cart and enter the Secret Savings Code GEEKTABLET in the red promotional code field during checkout - price will be reduced AUTOMATICALLY!