Lenovo ThinkCentre M91P 4524WNT Desktop PC for $440.00 shipped. Shipping is $5.00 for a total of $445.00 shipped.  Here is a screenshot for your reference.  This desktop PC features an Intel Core i5-2400 at 3.1GHz with Turbo Boost to 3.4GHz, 8GB DDR3 RAM, 250GB hard drive, dual layer DVD burner, ATI Radeon 6450 graphics with 1GB, Gigabit Ethernet, and Windows 7 Home Premium (64-bit).