Retina display
15.4-inch (diagonal) LED-backlit display with IPS technology; 2880-by-1800 native resolution at 220 pixels per inch with support for millions of colors
Supported scaled resolutions:
1920 by 1200
1680 by 1050
1280 by 800
1024 by 640
300 nits brightness
Standard color gamut (sRGB)
900:1 contrast ratio
Processor
2.2GHz
2.2GHz quad-core Intel Core i7 processor (Turbo Boost up to 3.4GHz) with 6MB shared L3 cache
Configurable to 2.5GHz quad-core Intel Core i7 (Turbo Boost up to 3.7GHz) with 6MB shared L3 cache or 2.8GHz quad-core Intel Core i7 (Turbo Boost up to 4.0GHz) with 6MB shared L3 cache.
2.5GHz
2.5GHz quad-core Intel Core i7 processor (Turbo Boost up to 3.7GHz) with 6MB shared L3 cache
Configurable to 2.8GHz quad-core Intel Core i7 (Turbo Boost up to 4.0GHz) with 6MB shared L3 cache.
Memory
16GB of 1600MHz DDR3L onboard memory
Storage1
2.2GHz - 256GB
256GB PCIe-based flash storage
Configurable to 512GB or 1TB flash storage.
