HP HPE h8xt Series Desktop PC for $712.49 shipped after coupon code DTA9746.  Here is a screenshot for your reference.  It features an Intel Core i7-2600 quad-core processor with Turbo boost, 8GB DDR3 RAM, 1TB hard drive, AMD Radeon HD 7570 graphics with 1GB, wireless 802.11b/g/n, Gigabit Ethernet, dual layer DVD burner, 15-in-1 memory card reader, and Windows 7 Home Premium (64-bit).