iMac at a glance.
New processor architecture.
The Intel Core i3 processor features an advanced architecture and set new benchmarks for iMac performance.
More powerful graphics.
Advanced discrete graphics processors now come as standard in every iMac — perfect for games, photos and 3D applications.
Big LED-backlit displays.
iMac features a bright 21.5-inch LED-backlit display with a widescreen 16:9 aspect ratio that’s ideal for HD video.
Two ways to Multi-Touch.
Click, swipe, scroll and perform other gestures to control your iMac using Magic Mouse or the new Magic Trackpad.
|Screen Size:||20 inches|
Size and weight
- 45.1 cm (17.75 inches)
- 52.8 cm (20.8 inches)
- 18.85 cm (7.42 inches)
- 9.3 kg (20.5 pounds)2
Connections and expansion
- One FireWire 800 port; 7 watts
- Four USB 2.0 ports
- SDXC card slot
- AirPort Extreme 802.11n Wi-Fi wireless networking;3 IEEE 802.11a/b/g compatible
- Bluetooth 2.1 + EDR (Enhanced Data Rate) wireless technology
- 10/100/1000BASE-T Gigabit Ethernet (RJ-45 connector)
- Built-in stereo speakers
- Two internal 17-watt high-efficiency amplifiers
- Headphone / optical digital audio output (mini-jack)
- Audio line in / optical digital audio input (mini-jack)
- Built-in microphone
- Support for Apple iPhone headset with microphone
- Built-in 21.5-inch (viewable) LED-backlit glossy widescreen TFT active-matrix liquid crystal display with IPS technology
- Resolution: 1920x1080 pixels
- Typical brightness: 330 cd/m2
- Millions of colours at all resolutions
- Typical viewing angle: 178° horizontal; 178° vertical
- 16:9 aspect ratio
Graphics and video support
- ATI Radeon HD 4670 graphics processor with 256MB of GDDR3 memory
- iSight camera
- Mini DisplayPort output port with support for DVI, VGA and dual-link DVI (adapters sold separately); 27-inch models also support input from external DisplayPort sources (adapters sold separately)
- Support for extended desktop and video mirroring modes
- Simultaneously supports full native resolution on the built-in display and up to a 30-inch external display (2560x1600 pixels)
- Mac OS X v10.6 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)
- iLife (includes iPhoto, iMovie, iDVD, iWeb, GarageBand)
Processor and memory
- 3.06GHz Intel Core i3 processor with 4MB level 3 cache; supports Hyper-Threading
- 4GB (two 2GB SO-DIMMs) of 1333MHz DDR3 SDRAM; four SO-DIMM slots support up to 16GB
- 500GB or 1TB 7200-rpm Serial ATA hard drive
- Optional 2TB 7200-rpm Serial ATA hard drive
Slot-loading 8x SuperDrive (DVD±R DL/DVD±RW/CD-RW)
- Writes DVD+R DL and DVD-R DL discs at up to 4x speed
- Writes DVD-R and DVD+R discs at up to 8x speed
- Writes DVD-RW discs at up to 6x speed and DVD+RW discs at up to 8x speed
- Reads DVDs at up to 8x speed
- Writes CD-R discs at up to 24x speed
- Writes CD-RW discs at up to 16x speed
- Reads CDs at up to 24x speed
Electrical and operating requirements
- Line voltage: 100-240V AC
- Frequency: 50Hz to 60Hz, single phase
- Maximum continuous power: 241W (21.5-inch models); 365W (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% non-condensing
- Maximum altitude: 3,000 metres (10,000 feet)
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