Lenovo offers the Lenovo ThinkCentre M78 AMD A4 3.7GHz Desktop PC (no monitor), model no. 10BUCTO1WW, for $564.99. Coupon code "USPM78S41925" cuts it to $472.99. With free shipping, that's $39 under our mention from three weeks ago and the lowest total price we've seen for the M78 with this CPU. Features include an AMD A4-6300B 3.7GHz dual-core processor, 2GB RAM, 500GB 7200 rpm hard drive, DVD burner, Gigabit Ethernet, and Windows 7 Professional 64-bit. (Windows 8.1 Pro recovery media is supplied.)