Newegg offers the refurbished Lenovo ThinkPad T420 Intel Core i5 2.5GHz 14" Laptop, model no. NE5-0028, for $274.99 with free shipping. That's $325 off and the lowest total price we could find. It features an Intel Core i5 2.5GHz processor, 14" display, 4GB RAM, 128GB SSD, DVD burner, webcam, and Windows 7 Pro 64-bit. Deal ends July 1.
A 1-year warranty applies, but it is unclear who backs it.