MegaMacs offers the refurbished Apple iMac Core i5 2.7GHz 22" Desktop, model no. MC812LL/A, for $799.99 plus around $33 for shipping. That's $67 below our August mention and the lowest total price we could find by $50 for a similar system today. It features an Intel Core i5 2.7GHz quad-core processor, 21.5" 1920x1080 (1080p) LCD, 4GB RAM, 1TB hard drive, DVD burner, Airport card (802.11n wireless), Bluetooth, and OSX 10.10 (Yosemite). Deal ends January 7.

A 30-day MegaMacs warranty applies.