Display

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 Display

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.

2.5GHz – 512GB

512GB PCIe-based flash storage

Configurable to 1TB flash storage.

Size and Weight

Height: 0.71 inch (1.8 cm)

Width: 14.13 inches (35.89 cm)

Depth: 9.73 inches (24.71 cm)

Weight: 4.49 pounds (2.04 kg)2

Graphics and Video Support

Intel Iris Pro Graphics​

2.2GHz – 256GB

Intel Iris Pro Graphics

2.5GHz – 512GB

Intel Iris Pro Graphics

AMD Radeon R9 M370X with 2GB of GDDR5 memory and automatic graphics switching

Dual display and video mirroring: Simultaneously supports full native resolution on the built-in display and up to 3840 by 2160 pixels on up to two external displays, both at millions of colors

Thunderbolt digital video output

Native Mini DisplayPort output

DVI, VGA, dual-link DVI, and HDMI output supported using Mini DisplayPort adapters (sold separately)

HDMI video output

Support for 1080p resolution at up to 60Hz

Support for 3840-by-2160 resolution at 30Hz

Support for 4096-by-2160 resolution at 24Hz

Camera

720p FaceTime HD camera

Connections and Expansion