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Apple iMac Core i3 3.1 21.5-Inch - MC978LL/A

Late 2011 - MC978LL/A - iMac12,1 - A1311 - 2428*

The iMac is Apple's all-in-one solution for users of desktop computers. These computers feature the power and style that you expect from Apple in a single unit. This iMac (MC978LL/A) features a Dual Core 3.1 GHz Intel "Core i3" I3-2100 (Sandy Bridge) processor with a dedicated 256k level 2 cache for each core and a 3 MB shared level 3 cache. In lieu of a system bus, it has a "Direct Media Interface" (DMI) that "connects between the processor and chipset" at 5 GT/s, 2 GB of RAM (1333 MHz PC3-10600 DDR3 SDRAM), a 250 GB hard drive, a vertically-mounted slot-loading DVD±R DL "SuperDrive", AMD Radeon HD 6750M graphics with 256 MB of dedicated GDDR5 memory, a built-in "FaceTime HD" video camera, and built-in stereo speakers that sit on the bottom of the 21.5" glossy 16:9 LED-backlit TFT Active Matrix LCD (1920x1080 native) display "with IPS technology". Connectivity includes four USB 2.0 ports, a Firewire "800" port, built-in 802.11a/b/g/n Wi-Fi, Gigabit Ethernet, and an SDXC card slot as well as a single Mini DisplayPort. It does not support internal Bluetooth.

Apple iMac Core i3 3.1 21.5-Inch - MC978LL/A
  • Intro Date: August 8, 2011
  • Standard Hard Drive: 250 GB
  • Int. HD Interface: Serial ATA (6 Gb/s*)
  • Standard RAM: 2 GB
  • Maximum RAM: 8 GB
  • Processor Speed: 3.1 GHz
  • Processor Type: Core i3 (I3-2100)
  • System Bus Speed: 5 GT/s
  • RAM Type: PC3-10600 DDR3
  • Min. RAM Speed: 1333 MHz
  • Video Card: Radeon HD 6750M
  • VRAM Type: GDDR5
  • Standard VRAM: 256 MB
  • Native Resolution: 1920x1080
  • Built-in Display: 21.5" 16:9 Widescreen
  • 2nd Display Support: Dual/Mirroring
  • 2nd Max. Resolution: 2560x1600
  • Standard Optical: 8X DL "SuperDrive"
  • Standard Modem: None
  • Standard Ethernet: 10/100/1000Base-T
  • Standard AirPort: 802.11a/b/g/n
  • Standard Bluetooth: None
  • USB Ports: 4 (2.0)
  • Firewire Ports: 1 (800)
  • Expansion Slots: SDXC SD Card
  • Apple Order No: MC978LL/A
  • Model ID: iMac12,1
  • Battery Type: N/A
  • Battery Life: N/A
  • Dimensions: 17.75 x 20.8 x 7.42
  • Avg. Weight: 20.5 lbs. (9.3 kg)

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