Adorama via eBay offers the Lenovo C40-050 AMD A6 Quad 1.8GHz 21.5" All-in-One Touchscreen Desktop PC, model no. F0B5000JUS, for $359.99 with free shipping. That's tied with last month's mention as the lowest total price we've seen for this configuration. (It's also a current best by $69.) Features include an AMD A6-6310 1.8GHz quad-core processor, 21.5" 1920x1080 (1080p) LED-backlit multi-touch LCD, 8GB RAM, 1TB 7200 rpm hard drive, DVD burner, 802.11ac, Bluetooth 4.0, USB 3.0, HDMI, and Windows 8.1 64-bit.