Lenovo offers its 5.5-lb. Lenovo IdeaPad Z50 Intel Haswell Core i5 1.7GHz 15.6" LED Laptop, model no. 59436273, for $849. Coupon code "USPZ5731016" cuts the price to $539. With free shipping, that's $310 off list and the lowest total price we could find. It features an Intel Core i5-4210U 1.7GHz Haswell dual-core processor, 15.6" 1920x1080 LED-backlit LCD, 8GB RAM, 1TB hard drive, DVD burner, 802.11ac dual-band wireless, Bluetooth 4.0, webcam, 4-cell battery, and Windows 8 64-bit. Deal ends October 22.