Go4Computers via eBay offers the 4.5-lb. Apple MacBook Pro Core i7 Quad 2.6GHz 15" Widescreen Notebook with Retina Display, model no. MC976LL/A, for $2,729 with free shipping. That's $122 under our August mention and the lowest total price we could find by $20. It features an Intel Core i7-3720QM 2.6GHz Ivy Bridge quad-core processor, 15.4" 2880x1800 LED-backlit LCD, 8GB RAM, 512GB SSD, switchable NVIDIA GeForce GT 650M 1GB and Intel HD Graphics 4000 graphics, 802.11n wireless, two Thunderbolt ports, Bluetooth 4.0, USB 3.0, FaceTime 720p webcam, and Mac OS X 10.8 Mountain Lion.

Note that like the MacBook Air, this new MacBook Pro has no built-in optical drive or Gigabit Ethernet port.