Lenovo offers its 3.7-lb. Lenovo Ideapad 510S Intel Skylake Core i7 2.5GHz 14" 1080p Laptop in Silver, model no. 80TK002PUS, for $649.99. Coupon code "USP510PUS921" cuts it to $622.99. With free shipping, that's $32 under our mention from a month ago, $277 off list, and the lowest total price we've seen. It features an Intel Core i7-6500U 2.5GHz Skylake dual-core processor, 14" 1920x1080 (1080p) IPS LCD, 8GB RAM, 1TB hard drive, AMD Radeon R7 M460 2GB video card, 802.11ac wireless, Bluetooth 4.0, backlit keyboard, 3-cell battery, and Windows 10 Home 64-bit. Deal ends October 7.