Apple iMac (27-inch, Late 2009)

Technical Specifications

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Size and weight
  • Height: 20.4 inches (51.7 cm)
  • Width: 25.6 inches (65.0 cm)
  • Depth: 8.15 inches (20.7 cm)
  • Weight: 30.5 pounds (13.8 kg)
Processor and memory
  • 3.06GHz Intel Core 2 Duo processor with 3MB shared L2 cache
  • 3.33GHz Intel Core 2 Duo processor with 6MB shared L2 cache
  • 2.66GHz quad-core Intel Core i5 processor with 8MB shared L3 cache; Turbo Boost dynamic performance up to 3.2GHz
  • 2.8GHz quad-core Intel Core i7 processor with 8MB shared L3 cache; Turbo Boost dynamic performance up to 3.46GHz; Hyper-Threading for up to eight virtual cores
  • 4GB (two 2GB SO-DIMMs) of 1066MHz DDR3 SDRAM; four SO-DIMM slots support up to 16GB
Connections and expansion
  • One FireWire 800 port; 7 watts
  • Four USB 2.0 ports
  • SD card slot
Communications
  • Built-in AirPort Extreme 802.11n Wi-Fi wireless networking; IEEE 802.11a/b/g compatible
  • Built-in Bluetooth 2.1 + EDR (Enhanced Data Rate)
  • Built-in 10/100/1000BASE-T Gigabit Ethernet (RJ-45 connector)
Audio
  • 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 Stereo Headset with microphone
Display
  • Built-in 27-inch (viewable) LED-backlit glossy widescreen TFT active-matrix liquid crystal display with IPS technology
  • Resolution: 2560 by 1440 pixels
  • 16:9 aspect ratio
  • Millions of colors at all resolutions
  • Typical viewing angle: 178° horizontal; 178° vertical
  • Typical brightness: 375 cd/m2
  • 27-inch model can be attached to a wall mount, articulating arm, or other VESA-compliant mounting solution using the optional VESA Mount Adapter Kit
Graphics and video support
  • 3.06GHz
    • ATI Radeon HD 4670 graphics processor with 256MB of GDDR3 memory
    • ATI Radeon HD 4850 graphics processor with 512MB of GDDR3 memory
  • 2.66GHz
    • ATI Radeon HD 4850 graphics processor with 512MB of GDDR3 memory
    • Built-in 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 display (2560 by 1600 pixels) on an external display
Storage
  • 1TB 7200-rpm Serial ATA hard drive
  • Optional 2TB 7200-rpm Serial ATA hard drive
Optical 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: 365W
  • Operating temperature: 50° to 95° F (10° to 35° C)
  • Storage temperature: -4° to 116° F (-20° to 47° C)
  • Relative humidity: 5% to 95% noncondensing
  • Maximum altitude: 10,000 feet
  • Typical acoustical performance
    • Sound pressure level (operator position): 18 dBA at idle
In the box
  • iMac
  • Apple Wireless Keyboard
  • Magic Mouse
  • Cleaning cloth
  • Power cord
  • Install/restore DVDs
  • Printed and electronic documentation