Walmart offers the iBuyPower AMD FX-6300 3.5GHz 6-Core Desktop PC in Black, model no. WA563R7, for $449 with free shipping. That's $96 off and the lowest total price we could find. It features an AMD FX-6300 3.5GHz six-core processor, 8GB RAM, 1TB hard drive, AMD R7-250 2GB graphics, DVD burner, Gigabit Ethernet, USB 3.0, and Windows 10.