Lenovo offers its 5.7-lb. Lenovo IdeaPad G510p Intel Haswell Core i5 3.1GHz 15.6" Laptop, model no. 59402530, for $579. Coupon code "USPG5130527" cuts the price to $559. With free shipping, that's $340 off and tied with our mention from a week ago as the lowest total price we could find. It features an Intel Core i5-4200M 3.1GHz Haswell dual-core processor, 15.6" 1366x768 LED-backlit LCD, 8GB RAM, 1TB hard drive, DVD burner, 802.11n wireless, Bluetooth 4.0, webcam, 6-cell battery, and Windows 8.1 64-bit. Deal ends June 18.