Fulfilling Orders & Keeping Our Staff Safe

Read About Our Plan Here



This section doesn’t currently include any content. Add content to this section using the sidebar.

Free shipping


27" iMac A1312 MC813LL/A Mid 2011 Logic Board 820-2828 639-2289 CPU NOT INCLUDED

  • Condition: Used
    Condition Details: Fully tested and backed by our 30 day warranty

    Replacement Logic Board for the 27" Apple iMac A1312 Mid 2011

    Part Numbers 820-2828 639-2289

    This Logic Board was used in all configurations of 27" Mid 2011 iMacs.

    CPU is Not Included


    Apple 27" iMac Mid 2011 

    Identifiers: Mid 2011 - iMac 12,2 - A1312-2429

    Model Numbers






    Socket LGA1155

    supported CPU's i5-2500s i5-2400 i7-2600


    4 available slots utilizing 1333MHz DDR3 memory

    Graphics Options

    • 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

    Video Support and Camera

    • 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

    Connections and Expansion

    • Two Thunderbolt ports
    • Mini DisplayPort output with support for DVI, VGA, and dual-link DVI (adapters sold separately)
    • 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

  • Brand:  Apple
    GPU Manufacture: [[Chipset Manufacturer]]
    GPU Model: [[Chipset/GPU Model]]
    Memory Type:  DDR3 SDRAM
    Memory Size:  [[Memory Size]]

    Compatible Slot:  [[Compatible Slot]]
    Power Cable:  [[Power Cable requirement]]
    API's:  [[APIs]]
    Cooling type:  [[Cooling Component included]]
    Features:  ThunderBolt
  • MC813LL/A
    Mid 2011 27" iMac

Do you have a Computer to Sell?

We purchase all types of surplus technology, new, used, working or not.