The Apple Store discounts a selection of factory-refurbished Apple Mac mini desktops and servers, as listed below. With free shipping, each is at least $60 under the lowest total price we could find for new units. A 1-year warranty applies to each, the same as new systems. The deals:

• Apple Mac mini MD387LL/A Intel Core i5 Dual 2.5GHz Desktop for $509
• Apple Mac mini MC936LL/A Intel Core i7 Quad 2GHz Server for $759
• Apple Mac mini G0NP2LL/A Intel Core i7 Quad 2.3GHz Desktop for $889
• Apple Mac mini G0NP3LL/A Intel Core i7 Quad 2.6GHz Desktop for $1,059