Datavis via Buy.com offers the Apple Mac mini Intel Core 2 Duo 2.4GHz Mini Desktop, model no. MC270LL/A, for $647.99 with free shipping. That's $21 under our June mention and the lowest total price we could find by $20. It features an Intel Core 2 Duo P8600 2.4GHz dual-core processor, 2GB RAM, 320GB 5400 rpm hard drive, 8x SuperDrive, 802.11a/n wireless, Gigabit Ethernet, Bluetooth 2.1+EDR, SD card slot, HDMI and mini-DisplayPort outputs, and OS X 10.6 Snow Leopard. Deal ends October 7.