Dell Inspiron 580 Intel Core i5-750 Quad-Core Desktop PC for $679.99 shipped after applying coupon code ?8CN$RJ?W5TQ0C.  Here is a screenshot for your reference.  This Dell desktop PC features the Intel Core i5-750 Quad-Core CPU at 2.66GHz with Turbo Boost to 3.2GHz; 4GB RAM, 1TB hard drive, dual-layer DVD burner; Gigabit Ethernet, ATI Radeon HD5450 with 1GB memory, memory card reader, and more.