Apple 15.4" MacBook Pro with Retina display quad-core Intel Core i7 2.8GHz, 16GB DDR3 RAM, 512GB flash storage ( VERSION 2013) Processor: 2.8GHz Quad-core Intel Core i7, Turbo Boost up to 3.8GHz Storage: 512GB Flash Storage (SSD) Display: Retina 15.4-inch (diagonal) LED-backlit glossy or optional antiglare widescreen display with support for millions of colors Memory: 16 GB Video Graphics: Nvidia Geforce 650M DDR5 and Intel HD Graphics 4000