iMac (27-inch, Late 2012) Used

27-inch (diagonal) LED-backlit display with IPS technology

2560-by-1440 resolution with support for millions of colors

2.9GHz

• 2.9GHz quad-core Intel Core i5 processor (Turbo Boost up to 3.6GHz) with 6MB L3 cache

3.2GHz

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

• Configurable to 3.4GHz quad-core Intel Core i7 (Turbo Boost up to 3.9GHz).

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

• Configurable to 16GB or 32GB.

1TB (7200-rpm) hard drive

• Configurable to 3TB hard drive, 1TB or 3TB Fusion Drive, or 768GB of flash storage.

2.9GHz

• NVIDIA GeForce GTX 660M graphics processor with 512MB of GDDR5 memory

3.2GHz

• NVIDIA GeForce GTX 675MX graphics processor with 1GB of GDDR5 memory

• Configurable to NVIDIA GeForce GTX 680MX with 2GB of GDDR5 memory.

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

Stereo speakers

Dual microphones

Headphone port

• Headphone/optical digital audio output (minijack)

• Support for Apple iPhone headset with microphone