The Apple Store offers its factory-refurbished Apple Mac mini Intel Ivy Bridge Core i7 2.3GHz Desktop, model no. MD388LL/A, for $679 with free shipping. That's tied with our January mention and $90 under the lowest total price we could find for a new unit. It features an Intel Core i7-3615QM 2.3GHz Ivy Bridge quad-core processor, 4GB RAM, 1TB hard drive, 802.11n wireless, Bluetooth, Thunderbolt port, memory card reader, HDMI, and Mac OS X 10.8 Mountain Lion. (No optical drive is included.)

Also available is the factory-refurbished Apple Mac mini Intel Core i7 Quad 2.3GHz Server, model no. MD389LL/A, for $849 with free shipping. That's tied with last week's mention and $100 under the lowest total price we could find for a new unit. It features an Intel Core i7-3615QM 2.3GHz Ivy Bridge quad-core processor, 4GB RAM, two 1TB hard drives, 802.11n wireless, Bluetooth 4.0, and Mac OS X Server. (No optical drive is included.) A 1-year Apple warranty applies to both models.