The Apple Store offers a selection of its factory-refurbished Apple aluminum iMac desktops. With free shipping, these systems are up to $580 off, and most tie our mention from a week ago as the lowest total prices we've seen. Sales tax is added where applicable. These desktops come with a 1-year Apple warranty, the same as new iMacs. Items are removed from Apple's site when they sell out. The deals (you may need to scroll to find the model):

• Refurb Apple MC508LL/A iMac 21.5" Intel Core i3 Dual 3.06GHz Desktop (pictured) for $929
• refurb Apple MC509LL/A iMac 21.5" Intel Core i3 Dual 3.2GHz Desktop for $1,079
• refurb Apple MC510LL/A iMac 27" Intel Core i3 Dual 3.2GHz Desktop for $1,269
• refurb Apple MC813LL/A iMac 27" Intel Core i5 Quad 2.7GHz Desktop for $1,419
• refurb Apple G0M73LL/A iMac 27" Intel Core i7 Quad 3.4GHz Desktop for $2,289
• browse all refurbished Apple iMacs at the Apple Store