Lenovo offers its 5.5-lb. Lenovo IdeaPad G50 Intel Haswell Core i7 2.4GHz 15.6" LED-Backlit Laptop, model no. 59427090, for $599. Coupon code "RMNUSLENOVO3" cuts that to $579. With free shipping, that's $20 off list price and tied with our mention from last week as the lowest total price we've seen. It features an Intel Core i7-4510U 2GHz Haswell dual-core processor, 15.6" 1366x768 LED-backlit LCD, 8GB RAM, 500GB hybrid hard drive + 8GB SSD, DVD burner, 802.11n wireless, Bluetooth 4.0, webcam, 4-cell battery, and Windows 8.1 64-bit. Deal ends September 17.