Macbook Pro 13.3-inch (Retina) 2.6Ghz Dual Core i5 (Late 2013) . - Apple ME866LL/A. Used cheap refurbished MacBook Pro 'Core i5' 2.6 13-Inch (Late 2013 Retina Display) features a 22 nm 'Haswell' 2.6 GHz Intel 'Core i5' processor (4288U) with dual independent processor 'cores' on a single silicon chip. It also has an integrated Intel Iris 5100 graphics processor that shares memory with the system, an integrated 720p FaceTime HD webcam, and a high-resolution LED-backlit 13.3' widescreen 2560x1600 (227 ppi) 'Retina' display in a case that weighs just less than 3.5 pounds (1.57 kg).