Micomp via NeweggFlash offers the refurbished Dell OptiPlex 790 Intel Core i3 3.3GHz Small Form Factor Desktop PC for $199.99 with free shipping. That's the lowest total price we could find for a refurb by $20. It features an Intel Core i3-2120 3.3GHz Sandy Bridge dual-core processor, 4GB RAM, 250GB hard drive, DVD-ROM, Gigabit Ethernet, and Windows 7 Home Premium 64-bit. Deal ends September 25.
Note: A 1-year warranty applies, but it's unclear who backs it.