Retina display with 2560-by-1600 resolution
Fifth-generation dual-core Intel Core i7 processor
Intel Iris Graphics
Up to 9 hours of battery life1
Faster flash storage2
802.11ac Wi-Fi
Two Thunderbolt 2 ports for connecting high-performance devices and transferring data at lightning speed
Two USB 3 ports (compatible with USB 2 devices) and HDMI
FaceTime HD camera
Pages, Numbers, Keynote, iPhoto, iMovie, GarageBand included
OS X, the world's most advanced desktop operating system
1 Battery life varies by use and configuration. See www.apple.com/batteries for more information
2 Compared with the previous generation.