E-Tech Galaxy via eBay offers the 4.8-lb. HP 15-ay137cl Intel Kaby Lake Core i7 2.7GHz 15.6" 720p Laptop in Silver, model no. X7T63UA#ABA, for $579.99 with free shipping. That's the lowest total price we could find by $69. It features an Intel Core i7-7500U 2.7GHz Kaby Lake dual-core processor, 15.6" 1366x768 (720p) LED-backlit LCD, 16GB RAM, 1TB hard drive, DVD burner, HD webcam, 802.11ac wireless, Bluetooth 4.0, USB 3.0, HDMI, 4-cell battery, and Windows 10.