27-inch Apple iMac - Mid 2011*
2.7GHz i5, 3.1GHz i5, or 3.4GHz i7
Model ID: iMac12,2 View how to find model ID

Processor / Memory

  • 2.7GHz Quad-core Intel Core i5
    • Turbo Boost up to 3.7GHz
    • 6MB on-chip shared L3 cache
  • Optional 3.1GHz Quad-core Intel Core i5
    • Turbo Boost up to 3.4GHz
    • 6MB on-chip shared L3 cache
  • Optional 3.4GHz Quad-core Intel Core i7
    • Turbo Boost up to 3.8GHz
    • 8MB on-chip shared L3 cache
  • Base RAM: 4GB (two 2GB SO-DIMMs)
  • 1333MHz DDR3 SO-DIMM PC10600 memory
  • Four memory slots
OWC Memory Upgrades: Add up to 32GB of memory. OWC certified for up to 32GB of memory.

Internal Drives

  • SATA Revision 3.0 (6Gb/s) Hard Drive Bus
  • One 3.5-inch Hard Drive Bay
    • 1.0TB or 2.0TB 7200RPM SATA Drive
  • One 2.5-inch SSD Drive Port
    • Optional 256GB Flash Storage
  • SATA Revision 2.0 (3Gb/s) Optical Drive Bus
  • Slot-loading 8x SuperDrive (DVD±R DL/DVD±RW/CD-RW)
    Maximum write: 8x DVD-R, DVD+R; 4x DVD-R DL (double layer), DVD+R DL (double layer), DVD-RW, DVD+RW; 24x CD-R; 16x CD-RW
    Maximum read: 8x DVD-R, DVD+R, DVD-ROM; DVD-ROM (double layer DVD-9), DVD-R DL (double layer), DVD+R DL (double layer), DVD-RW, DVD+RW; 24x CD
Hard drive upgrade: Add up to 6.0TB of HDD storage*
Add an External Optical Drive: Blu-ray or DVD options available


  • Headphone port
  • SDXC card slot
  • Four USB 2 ports
  • One FireWire 800 port; 7 watts
  • 10/100/1000BASE-T Gigabit Ethernet (RJ-45 connector)
  • Kensington lock slot


  • Line voltage: 100-240V AC
  • Frequency: 50Hz to 60Hz, single phase
  • Maximum continuous power: 310W
  • Operating temperature: 50° to 95° F (10° to 35° C)
  • Relative humidity: 5% to 95% noncondensing
  • Maximum operating altitude: 10,000 feet


  • Built-in AirPort Extreme 802.11n Wi-Fi wireless networking
  • Bluetooth 2.1 + Enhanced Data Rate (EDR) wireless technology
  • 10/100/1000BASE-T Ethernet (RJ-45)


  • Headphone/optical digital audio output (minijack)
  • Audio line in/optical digital audio input (minijack)
  • Built-in stereo speakers
  • Two internal 17-watt high-efficiency amplifiers


  • Built-in microphone
  • Support for Apple iPhone headset with microphone

Display / Monitor Capability

  • 27-inch (diagonal) LED-backlit display with IPS technology
  • 2560 by 1440 resolution with support for millions of colors
  • 16:9 aspect ratio
  • Can be attached to a wall mount, articulating arm, or other VESA-compliant mounting solution using the NewerTech NuMount VESA Adapter for iMac

Graphics / Video

  • 2.7GHz - AMD Radeon HD 6770M graphics processor with 512MB of GDDR5 memory
  • 3.1GHz or 3.4GHz - AMD Radeon HD 6970M graphics processor with 1GB of GDDR5 memory
    Configurable to AMD Radeon HD 6970M with 2GB 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

Keyboard / Mouse

  • Apple Wireless Keyboard
  • Apple Magic Mouse

Dimensions / Weight

Height: 20.4" (51.7cm)
Width: 25.6" (65.0cm)
Depth: 8.15" (20.7cm)
Weight: 30.5lb. (13.8 kg)