Best Buy offers the refurbished 3.7-lb. Samsung Series 5 Intel Ivy Bridge Core i5 1.7GHz 13.3" LED-Backlit Touchscreen Ultrabook, model no. NP540U3C-A03UB, bundled with Titanium Internet Security 3-User for Windows/Mac for $459.99 with free shipping. (The software is automatically added to cart.) That's $410 off and the lowest total price we could find. The laptop features an Intel Core i5-3317U 1.7GHz Ivy Bridge dual-core processor, 13.3" 1366x768 LED-backlit touchscreen LCD, 4GB RAM, 500GB hard drive, 802.11n wireless, Bluetooth 4.0, 1.3-megapixel webcam, USB 3.0, microHDMI port, 4-cell battery, and Windows 8 64-bit. Deal ends July 22.

A 1-year warranty applies, although it's unclear who backs it. Note that no optical drive is included.