Retina display, 15inch (diagonal) LED-backlit display with IPS technology; 2880-by-1800 native resolution at 220 pixels per inch with support for millions of colors
2.8GHz quad-core Intel Core i7, Turbo Boost up to 3.8GHz, with 6MB shared L3 cache
16GB of 2133MHz LPDDR3 onboard memory
512GB PCIe-based flash storage
Radeon Pro 560 with 4GB of GDDR5 memory and automatic graphics switching
Intel HD Graphics 630