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Apple iMac "Intel i7" 2.8 GHz 21.5" 2011 Specs

iMac - BTO/CTO - iMac12,1 - A1311

About This iMac

This device is a BTO/CTO device which is nearly identical to MC812LL/A. We have listed this device separately as it has been configured with an upgraded processor when compared to the base model. This has been done to make it easier to catalog as well as easier to read.

The Apple iMac released 2011 was a 21.5-inch version powered by a 2.8 GHz Intel Core i7 processor. It had a built-in iSight video camera and a vertically-mounted slot-loading DL Super Drive. The FireWire ports were reduced from two to one single slot and there was an additional USB port. The design of the body was made to ensure there was seamless glass to aluminum enclosure. This machine was a statement both on the exterior and interior.

Storage

The device was built with 1 TB Serial ATA (6 Gb/s) hard drive storage with a disk speed of 7200 RPM.

    Screen Size and Resolution

    The iMac featured a 21.5 inch screen with “glossy” TFT active matrix LCD display and a native resolution of 1920×1080. 

      Inclusive Features

      The iMac includes the following features and ports:

      • A Power Adapter (100V-240V AC, 205 W maximum)
      • Standard AirPort Extreme (802.11a/b/g/n).
      • Gigabit Ethernet
      • One FireWire 800 port
      • 8X DL “Super Drive”
      • A Mini DisplayPort allowing dual and mirroring operations with resolutions of up to 2560×1600.
      • Built-in Stereo Speakers

      Processor & Graphics Processing Unit (GPU)

      The iMac had the Mac OS X 10.6.6 (10J4026) operating system pre-installed on it. It was powered by a 2.8 GHz Intel Core i7 (I7-2600S) processor. Its graphics processor was the AMD Radeon HD 6770M graphics with 512 MB of memory shared with the system.

      Memory & Architecture

      The device was built with a 8 MB on-chip level 3 cache with 4 GB of 1333 MHz PC3-10600 DDR3 its RAM. It’s designed was centered on a 64-Bit architecture.


       2.8 GHz Core i7

      4 GB

      1 TB Hard Drive

      Plugged-in

      Upgradability

      Although the iMac came with 4 GB of RAM it could be upgraded to up to 32 GB of RAM.

      The Operating System of the iMac can also be upgraded from its pre-installed Mac OS X 10.6.6 (10J4026) to up to current MacOS X. This iMac was also able to run Windows XP SP2 (32-Bit) and more recently Windows 8.1 (64-Bit).

      This iMac had the following dimensions of 45.1 cm, 52.8 cm, 18.85 cm and a weight of 20.5 lbs. (9.3 kg).

      Introduced:  March 3, 2011

      Discontinued:  October 23, 2012

      Screen Size and Resolution

      Memory

      Screen Size

      21.5 inches TFT

      Level 1 Cache

      32k/32k

      Resolution

      1920×1080

      Level 2/Level 3 Cache

      256k (x 4), 8 MB

      Processor

      RAM Type

      PC3-10600 DDR3

      Processors

      1 (2 Cores)

      Min. RAM Speed

      1333 MHz

      Architecture

      64-Bit

      Standard RAM

      4 GB

      Speed

      2.8 GHz

      Maximum RAM

      32 GB

      Type

      Core i7 (I7-2600S)

      RAM Slots

      4

      Processor Upgrade

      LGA 1155 (Socket H2)

      Motherboard RAM

      None

      FPU

      Integrated

      Graphics

      System Bus Speed

      5 GT/s

      Video Card

      Radeon HD 6770M

      Cache Bus Speed

      2.8 GHz (Built-in)

      VRAM Type

      GDDR5

      ROM/Firmware

      EFI

      Standard VRAM

      512 MB

      EFI Architecture

      64-Bit

      Maximum VRAM

      512 MB

      Storage

      Inclusive Features and Ports

      Standard Storage

      1 TB HDD

      Standard Optical Drive

      8X DL “Super Drive”

      Storage Speed

      7200 RPM

      Standard Ethernet

      10/100/1000Base-T

      Storage Dimensions

      3.5″ (26.10 mm)/2.5″ (7 mm)

      Standard Modem

      None

      Storage Interface

      Serial ATA (6 Gb/s)

      Standard Air Port

      802.11a/b/g/n

      Battery

      Standard Bluetooth

      2.1+EDR

      Type

      N/A

      USB Port 2.0

      4

      Battery Life

      N/A

      FireWire Ports

      1 (800)

      Description

      Keyboard

      Apple Wireless Keyboard

      Case Type

      All-in-One

      Inclusive Input

      Magic Mouse/Trackpad

      Form Factor

      iMac (Late 2009)

      S-Video Output

      None

      Apple Order No

      BTO/CTO

      Microphone

      1 (Built-in)

      Apple Subfamily

      Mid-2011

      Headphone

      1

      Apple Model Number

      A1311 (EMC 2428)

      Sound Out

      1

      Model ID

      iMac 12.1

      Power Adapter

      1

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