Your iMac comes with 90 days of free telephone support and a one-year limited warranty. Maximum operating altitude: 10,000 feet.Relative humidity: 5% to 95% noncondensing.
Simultaneously supports full native resolution on the built-in display and up to a 30-inch display (2560 by 1600 pixels) on an external display.NVIDIA GeForce GT 650M graphics processor with 512MB of GDDR5 memory NVIDIA GeForce GT 640M graphics processor with 512MB of GDDR5 memory
1920-by-1080 resolution with support for millions of colorsĢ.7GHz quad-core Intel Core i5 processor (Turbo Boost up to 3.2GHz) with 6MB 元 cacheĢ.9GHz quad-core Intel Core i5 processor (Turbo Boost up to 3.6GHz) with 6MB 元 cacheĬonfigurable to 3.1GHz quad-core Intel Core i7 (Turbo Boost up to 3.9GHz).