Dual Intel Iris Pro Graphics and AMD Radeon R9 M370X with 2GB GDDR5 dedicated memory
OS X Yosemite includes: Photos, iMovie, GarageBand, Pages, Numbers, Keynote, Maps, iBooks, Safari, Mail, FaceTime, Messages, Calendar, Contacts, Reminders, Time Machine, Photo Booth, iTunes, Game Center, Preview, Notes, and Mac App Store
Estimated Battery Life: Up to 9 hours wireless web surfing, 9 hours iTunes movie playback, 30 days standby time. Full-size backlit keyboard. Pressure sensitive, haptic feedback, multi-touch Force Touch trackpad. Built-in video output to HDMI. DVI and VGA outputs with optional adapters. 85W MagSafe 2 power adapter.