Dell Vostro 230 Mini Tower DesktopAlready
have a monitor?  Dell released a pretty good desktop deal sans monitor. 
$319 after $231 instant discount gets you a Dell Vostro 230 mini tower desktop computer
with 2.93Ghz Intel Core 2 Duo E7500 w/VT, 3GB DDR3 SDRAM, 500GB hard drive, 16x
DVD-ROM, Windows 7 Home Premium 32-bit, 15-month antivirus, and a 1 year warranty. 
Shipping comes out to just $8, unknown expiration date. 

DELL VOSTRO 230 MINI TOWER DESKTOP DEAL