iMac 27" 3.1GHZ i5, 4GB, 1TB, AMD Radeon 512MB, SuperDrive, Thunderbolt

Display

• 27-inch (viewable) LED-backlit glossy widescreen TFT display with support for millions of colours
• Resolution: 2560 by 1440 pixels

Processor and Memory

Powered by a quad-core Intel Core i5 or i7 processor and DDR3 memory.

• 3.1GHz quad-core Intel Core i5 with 6MB on-chip shared L3 cache
• 4GB (two 2GB) of 1333MHz DDR3 memory

Storage

• 1TB (7200 rpm) hard drive

Graphics

Advanced AMD Radeon HD discrete graphics.

• AMD Radeon HD 6970M graphics processor with 1GB of GDDR5 memory

Video Support and Camera

Built-in FaceTime HD 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

Audio

Built-in stereo speakers, built-in microphone and headphone minijack.

• Built-in stereo speakers 
• Two internal 17-watt high-efficiency amplifiers 
• Headphone/optical digital audio output (minijack) 
• Audio line in/optical digital audio input (minijack) 
• Built-in microphone 
• Support for Apple iPhone headset with microphone

Connections and Expansion

SuperDrive, SDXC card slot, audio in, audio out, USB 2.0, FireWire 800, Thunderbolt, Gigabit Ethernet.

• One Thunderbolt port on 21.5-inch iMac 
• Two Thunderbolt ports on 27-inch iMac 
• Mini DisplayPort output with support for DVI, VGA, and dual-link DVI (adapters sold separately) 
• One FireWire 800 port; 7 watts 
• Four USB 2.0 ports 
• SDXC card slot 
• Slot-loading 8x SuperDrive with 4x double-layer burning (DVD±R DL/DVD±RW/CD-RW) 
• Audio in/out 
• 10/100/1000BASE-T Gigabit Ethernet (RJ-45 connector) 
• IR receiver

Input

Apple Wireless Keyboard and Magic Mouse or Magic Trackpad.

Apple Wireless Keyboard

• Full-size keyboard with 78 (U.S.) or 79 (ISO) keys, including 12 function keys, 4 arrow keys (inverted “T” arrangement), and embedded numeric keypad

Magic Mouse

• Smooth, seamless Multi-Touch surface with support for simple gestures (scrolling and swiping). Click and double-click anywhere. Ambidextrous construction accommodates left- and right-handed users.

Magic Trackpad

• Solid-state scrolling trackpad for precise cursor control; supports inertial scrolling, pinch and expand, swipe, three-finger swipe, four-finger swipe, tap, double-tap, rotate, screen zoom, scroll, click and drag, click drag and lock, secondary click A and B

Wireless

Wi-Fi

• 802.11n Wi-Fi wireless networking;2 IEEE 802.11a/b/g compatible

Bluetooth

• Bluetooth 2.1 + EDR (Enhanced Data Rate) wireless technology

Size and Weight

• Height:  51.7 cm (20.4 inches) 
• Width:  65.0 cm (25.6 inches) 
• Depth:  20.7 cm (8.15 inches) 
• Weight:  13.8 kg (30.5 pounds)

Electrical and Operating Requirements

• Line voltage: 100-240V AC 
• Frequency: 50Hz to 60Hz, single phase 
• Maximum continuous power: 205W (21.5-inch models); 310W (27-inch models) 
• Operating temperature: 10° to 35° C (50° to 95° F) 
• Storage temperature: -20° to 47° C (-4° to 116° F) 
• Relative humidity: 5% to 95% noncondensing 
• Maximum altitude: 3,000 m (10,000 feet) 
• Typical acoustical performance

Limited Warranty and Service

Your iMac comes with 90 days of free telephone support and a one-year limited warranty. Purchase the AppleCare Protection Plan to extend your service and support to three years from your computer’s purchase date. Only the AppleCare Protection Plan provides you with direct telephone support from Apple technical experts and the assurance that repairs will be handled by Apple-authorised technicians using genuine Apple parts. For more information, visit Apple support.

Environmental Status Report

iMac is designed with the following features to reduce its environmental impact

• Arsenic-free display glass 
• BFR-free 
• PVC-free5 
• Mercury-free LED-backlit display 
• Highly recyclable aluminium and glass enclosures 
• Meets ENERGY STAR 5.2 requirements 
• Rated EPEAT Gold

In the Box

• iMac 
• Apple Wireless Keyboard 
• Apple Magic Mouse 
• Power cord 
• Install/restore DVDs 
• Printed and electronic documentation

Included Software

Mac OS X Snow Leopard

• Includes iTunes, Time Machine, Quick Look, Spaces, Spotlight, Dashboard, Mail, iChat, Safari, Address Book, QuickTime, iCal, DVD Player, Photo Booth, Front Row, Xcode Developer Tools, and more.

iLife

• Includes iPhoto, iMovie, GarageBand, and iWeb