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

6 items left

  • 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
    Form Factor: iMac
    Compatible CPU Brand: Intel
    Most Suitable For:  [[Most Suitable For]]

    Socket Type:  LGA 1155/Socket H2
    Memory Type:  DDR3 SDRAM
    Expansion Slots:  [[Expansion Slots]]
    Number of Memory Slots:  4
    Input/Output Ports:  SATA III
    Features:  ThunderBolt
    MPN:  820-2828,639-2289
  • MC813LL/A
    Mid 2011 27" iMac

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