Dell Home offers the Alienware Alpha Intel Haswell Core i7 2.2GHz Steam Gaming Console / Desktop PC for $699.99. Coupon code "50OFF699" cuts that to $649.99. (Amazon charges the same price.) With free shipping, that's tied with our December mention (which included an Xbox 360 controller) as the lowest price we've seen for the Core i7 version. (It's also a current best by $29.) Features include an Intel Core i7-4785T 2.2GHz Haswell quad-core processor, 8GB RAM, 1TB 7200 rpm hard drive, custom Nvidia GeForce GTX860m 2GB graphics card, 802.11ac wireless, Bluetooth 4.0, Steam factory-installed with bonus content, and Windows 10 Home 64-bit.

Update: Amazon's price has dropped to $639.99 with free shipping.