Support for Apple iPhone headset with microphone.Headphone/optical digital audio output (minijack).Apple Thunderbolt to Gigabit Ethernet Adapter (sold separately)Ĩ02.11n Wi-Fi wireless networking 3 IEEE 802.11a/b/g compatible.Apple Thunderbolt to FireWire Adapter (sold separately).Dual-link DVI output using Mini DisplayPort to Dual-Link DVI Adapter (sold separately)ħ20p FaceTime HD camera Connections and Expansion.VGA output using Mini DisplayPort to VGA Adapter (sold separately).DVI output using Mini DisplayPort to DVI Adapter (sold separately).

Simultaneously supports full native resolution on the built-in display and up to 2560 by 1600 pixels on up to two external displays, at millions of colors NVIDIA GeForce GT 650M with 1GB of GDDR5 memory and automatic graphics switching.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 3.8GHz) with 8MB shared 元 cache.Ĭonfigurable to 512GB or 768GB flash storage. Intel Core i7 processor (Turbo Boost up to 3.4GHz) with 6MB shared 元 cacheĬonfigurable to 2.7GHz 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 3.8GHz) with 8MB shared 元 cache. 2880-by-1800 native resolution at 220 pixels per inch with support for millions of colors.Retina display: 15.4-inch (diagonal) LED-backlit display with IPS technology.

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