Mini DisplayPort output with support for DVI, VGA, and dual-link DVI (adapters sold separately)
Audio:
Stereo speakers
Dual microphones
Headphone/optical digital audio output (minijack)
Support for Apple iPhone headset with microphone
Graphics and Video Support Display:
27-inch (diagonal) LED-backlit display with IPS technology
Graphics Support:
Standard: NVIDIA GeForce GTX 675MX graphics processor with 1 GB of GDDR5 memory
Optional: VIDIA GeForce GTX 680MX with 2 GB of GDDR5 memory ($150 US)
Resolution: 2560 x 1440 pixels
Support for millions of colors
Support for extended desktop and video mirroring modes
Simultaneously supports full native resolution on the built-in display and up to a 30-inch display (2560 x 1600 pixels) on an external display
Support for Target Display Mode via the Thunderbolt port using a Thunderbolt to Thunderbolt cable (sold separately)
Storage Optical Drive:
None
Internal Hard Drive:
Standard: 1 TB 7200-rpm serial ATA hard drive
Optional: 3 TB 7200-rpm serial ATA hard drive ($150 US)
Optional: 1 TB Fusion drive ($250 US)
Optional: 3 TB Fusion drive ($400 US)
Optional: 768 GB Flash Storage ($1,300 US)
Operating System Original OS:X v10.8.2 (Mountain Lion)
Compatible MacOS: X v10.8.2 (Mountain Lion)
For additional information on operating systems: See this article
Miscellaneous Model No.:MD096LL/A Form Factor:iMac (27-inch)(Late 2012) Dimensions (Inches):20.3 H x 25.6 W x 8 D Average Weight (lbs):21 Original Price:$1999 US
Comments Model originally shipped with Mac OS X v10.8 Mountain Lion (Mac App Store, Safari, Mail, Messages, Calendar, Contacts, Reminders, Notes, Time Machine, FaceTime, Photo Booth, Game Center, iTunes, iLife); 90 days of free telephone support and a one-year limited warranty.
What's in the box:
iMac
Apple Wireless Keyboard
Apple Magic Mouse
Power cord
Printed and electronic documentation
Configure-to-order options:
Magic Trackpad
16 GB Memory Upgrade (2 x 8 GB)
32 GB Memory Upgrade (4 x 8 GB)
3.1 GHz quad-core Intel Core i7
3 TB Hard Drive
1 TB or 3 TB Fusion Drive
768 GB of Flash Storage
3.4 GHz quad-core Intel Core i7
NVIDIA GeForce GTX 680MX graphics processor with 2 GB of GDDR5 memory