MacOS is the operating system that powers everything you do on a Mac. Operating altitude: tested up to 10,000 feet.Relative humidity: 0% to 90% noncondensing.Operating temperature: 50° to 95° F (10° to 35° C).

85W MagSafe 2 Power Adapter with cable management system MagSafe 2 power port.Built-in 99.5-watt-hour lithium-polymer battery.Force Touch trackpad for precise cursor control and pressure-sensing capabilities enables Force clicks, accelerators, pressure-sensitive drawing, and Multi-Touch gestures.

Full-size backlit keyboard with 78 (U.S.) or 79 (ISO) keys, including 12 function keys and 4 arrow keys (inverted “T” arrangement) with ambient light sensor.

Support for audio line out (digital/analog).

Support for Apple iPhone headset with remote and microphone.

Apple Thunderbolt to Gigabit Ethernet Adapter (sold separately)Ĩ02.11ac Wi‑Fi wireless networking IEEE 802.11a/b/g/n compatible.

Apple Thunderbolt to FireWire Adapter (sold separately).

Two Thunderbolt 2 ports (up to 20 Gbps).

Support for 4096-by-2160 resolution at 24Hz.

Support for 3840-by-2160 resolution at 30Hz.

Support for 1080p resolution at up to 60Hz.

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

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.

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 colorsĢ.2GHz quad-core Intel Core i7 processor (Turbo Boost up to 3.4GHz) with 6MB shared 元 cacheĬonfigurable to 2.5GHz quad-core Intel Core i7 (Turbo Boost up to 3.7GHz) with 6MB shared 元 cache or 2.8GHz quad-core Intel Core i7 (Turbo Boost up to 4.0GHz) with 6MB shared 元 cache.Ģ.5GHz quad-core Intel Core i7 processor (Turbo Boost up to 3.7GHz) with 6MB shared 元 cacheĬonfigurable to 2.8GHz quad-core Intel Core i7 (Turbo Boost up to 4.0GHz) with 6MB shared 元 cache.Ĭonfigurable to 512GB or 1TB flash storage.ĪMD Radeon R9 M370X with 2GB of GDDR5 memory and automatic graphics switching.

2015 macbook pro 13 256gb