Today only, MacConnection offers the Apple Mac mini Intel Core i5 2.3GHz Desktop, model no. MC815LL/A, for $529.95 with free shipping. That's the lowest total price we could find by $39. (For further comparison, we saw a refurbished unit for $519 with free shipping last week.) This Mac mini features an Intel Core i5-2415M 2.3GHz dual-core processor, 2GB RAM, 500GB hard drive, 802.11n wireless, Gigabit Ethernet, Bluetooth 4.0, SDXC card slot, Thunderbolt, and Mac OS X 10.7 Lion.