Support for 4096-by-2160 resolution at 24Hz.Support for 3840-by-2160 resolution at 30Hz.Support for 1080p resolution at up to 60Hz.Dual-link DVI output using Mini DisplayPort to Dual-Link DVI Adapter (sold separately).VGA output using Mini DisplayPort to VGA Adapter (sold separately).DVI output using Mini DisplayPort to DVI Adapter (sold separately).Dual display and video mirroring: Simultaneously supports full native resolution on the built-in display and up to 2560 by 1600 pixels on up to two external displays, both at millions of colors.NVIDIA GeForce GT 750M with 2GB of GDDR5 memory and automatic graphics switching.Native resolution: 2880 by 1800 pixels (Retina) scaled resolutions: 1920 by 1200, 1680 by 1050, 1280 by 800, and 1024 by 640 pixelsĢ.0GHz quad-core Intel Core i7 processor (Turbo Boost up to 3.2GHz) with 6MB shared 元 cacheĬonfigurable to 2.3GHz quad-core Intel Core i7 (Turbo Boost up to 3.5GHz) with 6MB shared 元 cache or 2.6GHz quad-core Intel Core i7 (Turbo Boost up to 3.8GHz) with 6MB shared 元 cache.Ģ.3GHz quad-core Intel Core i7 processor (Turbo Boost up to 3.5GHz) with 6MB shared 元 cacheĬonfigurable to 2.6GHz quad-core Intel Core i7 (Turbo Boost up to 3.8GHz) with 6MB shared 元 cache.Ĭonfigurable to 512GB or 1TB flash storage.Retina display: 15.4-inch (diagonal) LED-backlit display with IPS technology 2880-by-1800 resolution at 220 pixels per inch with support for millions of colors.