Dell Home offers its Alienware X51 Intel Core i5 Ivy Bridge 3.1GHz Desktop PC in Matte Stealth Black (no monitor) for $849. Coupon code "XB4QLDTQJ6Z6DW" cuts it to $799. With free shipping, that's $50 off and tied with our mention from two weeks ago as the best price we've seen for an Alienware X51 desktop with an Ivy Bridge processor. Sales tax is added where applicable. It features an Intel Core i5-3450 3.1GHz Ivy Bridge quad-core processor, 6GB RAM, 1TB 7200 rpm hard drive, DVD burner, NVIDIA GeForce GT 545 1GB video card, 802.11n wireless, and Windows 7 Home Premium 64-bit. Deal ends October 30.