Dell Home, via its Member Purchase Program, offers the Alienware X51 R3 Intel Skylake Core i3 3.7GHz Desktop PC for $685.99. Coupon code "10OFFAWXPS" drops it to $617.39. With free shipping, that's $33 under our January mention and the best price we've seen. (It's a current low by $113.) It features an Intel Core i3-6100 3.7GHz Skylake dual-core processor, 8GB RAM, 1TB 7200 rpm hard drive, DVD burner, 802.11ac wireless, NVIDIA GeForce GTX 745 4GB video card, Bluetooth, and Windows 10 Home 64-bit. Deal ends May 23 at 8 am ET.

Note: Dell's MPP is available to select groups, including students, government employees, military (active and retired), credit union members, and health care workers.