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 an external display, both at millions of colors.NVIDIA GeForce GT 650M with 512MB of GDDR5 memory (15-inch 2.3GHz configuration) or NVIDIA GeForce GT 650M with 1GB of GDDR5 memory (15-inch 2.6GHz configuration) and automatic graphics switching.2.6GHz quad-core Intel Core i7 processor (Turbo Boost up to 3.6GHz) with 6MB 元 cacheĬonfigurable to 2.7GHz quad-core Intel Core i7 (Turbo Boost up to 3.7GHz) with 8MB 元 cache.2.3GHz quad-core Intel Core i7 processor (Turbo Boost up to 3.3GHz) with 6MB 元 cache.