NeweggFlash offers the refurbished Dell Optiplex 760 Intel Core 2 Duo 2.8GHz Desktop PC for $144.99 with free shipping. That's $155 off and the lowest total price we could find. Features include an Intel Core 2 Duo E7400 2.8GHz dual-core processor, 2GB RAM, 160GB hard drive, DVD-ROM, USB, and Windows 7 Professional 64-bit. Deal ends August 27.

A 90-day warranty applies, but it's unclear who backs it.