Dell XPS 8700 X8700-634BLK Desktop PC for $529.99 shipped.  Here is a screenshot for your reference.  It features an 4th Generation Intel Core i5-4460 processor with Turbo Boost up to 3.4GHz, 8GB DDR3 RAM, 1TB hard drive, 16x DVD burner, wireless 802.11b/g/n, Gigabit Ethernet, multi memory card reader, USB 3.0, and Windows 7 Home Premium.