Apple i-Mac 27 inch

Magic mouse

Magic Keyboard

Display

27-inch (diagonal) LED-backlit display with IPS technology; 2560-by-1440 resolution with support for millions of colors Processor

3.2GHz

3.2GHz quad-core Intel Core i5 processor (Turbo Boost up to 3.6GHz) with 6MB L3 cache

3.4GHz

3.4GHz quad-core Intel Core i5 processor (Turbo Boost up to 3.8GHz) with 6MB L3 cache

Configurable to 3.5GHz quad-core Intel Core i7 (Turbo Boost up to 3.9GHz).

Memory

8GB (two 4GB) of 1600MHz DDR3 memory; four user-accessible SO-DIMM slots

Configurable to 16GB or 32GB.

Storage1

1TB (7200-rpm) hard drive

Configurable to 3TB hard drive, 1TB or 3TB Fusion Drive, or 256GB, 512GB, or 1TB of flash storage.

Graphics

3.2GHz

NVIDIA GeForce GT 755M graphics processor with

1GB of GDDR5 memory

3.4GHz

NVIDIA GeForce GTX 775M graphics processor with

2GB of GDDR5 memory

Configurable to NVIDIA GeForce GTX 780M with 4GB

of GDDR5 memory.

Video Support and Camera

FaceTime HD camera

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

Support for extended desktop and video mirroring modes