Processor

  • 2.7GHz quad-core Intel Core i5 with 6MB on-chip shared L3 cache
  • 3.1GHz quad-core Intel Core i5 with 6MB on-chip shared L3 cache
  • 3.4GHz quad-core Intel Core i7 with 8MB on-chip shared L3 cache

Memory

4GB (two 2GB) of 1333MHz DDR3 memory
Configurable to 16GB, only at the Apple Online Store.

Storage

  • 1TB (7200 rpm) hard drive
  • 2TB (7200 rpm) hard drive
  • 256GB solid-state second drive

Graphics & Display

  • AMD Radeon HD 6770M graphics processor with 512MB of GDDR5 memory
  • AMD Radeon HD 6970M graphics processor with 1GB of GDDR5 memory
  • AMD Radeon HD 6970M graphics processor with 2GB of GDDR5 memory
  • 27-inch (viewable) LED-backlit glossy widescreen TFT display with a Resolution of 2560 by 1440
  • 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
  • Two internal 17-watt high-efficiency amplifiers
  • Headphone/optical digital audio output (minijack)
  • Audio line in/optical digital audio input (minijack)
  • Built-in microphone

Connections and Expansion

  • Two Thunderbolt ports
  • Mini DisplayPort output with support for DVI, VGA, and dual-link DVI
  • 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

Wireless

  • Wi-Fi
    802.11n Wi-Fi wireless networking (802.11a/b/g compatible)
  • Bluetooth
    Bluetooth 2.1 + EDR (Enhanced Data Rate)

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