Walmart offers the Dell XPS 8700 Intel Haswell Core i7 3.6GHz Desktop PC, model no. X8700-1880BLK, for $721.04 with free shipping. (Amazon charges the same price.) That's $68 under our September mention (although that included a $100 gift card), and the lowest total price we could find now by $90. Features include an Intel Haswell Core i7-4790 3.6GHz quad-core processor, 12GB RAM, 1TB 7200 rpm hard drive, NVIDIA GT 720 1GB graphics card, 802.11n wireless, DVD burner, and Windows 8.1 64-bit.