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Apple 21.5-inch iMac:

16GB Memory | 500GB Storage

2.5GHz Quad-Core Intel Core i5 Processor

Mid 2011

Used, Very Good condition
System Configuration:
  • Memory:
    • 16GB PC10600 1333 MHz DDR3
  • Storage:
    • 500GB 7,200RPM hard disk drive
  • Optical Drive:
    • Slot-loading 8X DL "SuperDrive" with double layer support
  • Networking:
    • Built-in 802.11a/b/g/n Wi-Fi
    • Built-in 10/100/1000BASE-T Gigabit Ethernet
    • Built-in Bluetooth 2.1 + EDR
    • 1 x Thunderbolt Port
  • Video:
    • AMD Radeon HD 6750M with 256MB VRAM
  • Pre-Loaded/Licensed Software:
    • Supports up to macOS 10.13.6 High Sierra
OWC Tested. Quality You Can Trust.
OWC individually inspects and fully tests every pre-owned computer to confirm full functionality and accurate grading. All refurbishments and/or upgrades are performed by our Apple Certified Technicians. That's why OWC is the most trusted name in Mac refurbishments.
Experience huge savings on iMac!
Any iteration of iMac is a fantastic all-in-one machine, and when purchased through MacSales.com, you can count on all the horsepower at a fraction of the price of buying new. Add this 2011 iMac to your workflow at dramatic savings!
Powered by a 2.5GHz Intel Core i5 Sandy Bridge Processor (4 Total Cores)
Talk about oomph. This baby has some power and then some. More processor cores equals more tasks and projects you can do at once. And with a Turbo Boost up to 3.3, you will definitely have enough power for years to come without feeling like your processors are holding you back.
16GB of Memory
This iMac is champing at the bit to get to work. With 16GB of memory you can multi-task with efficiency and experience less lag time with launching and saving applications. If you need more memory, you can expand to 32.0 GB with this model iMac.
500GB 7,200RPM Hard Drive
This machine comes with a 500GB 7,200RPM hard drive, which is a great starting point for any machine. A hard drive is a great economical way to add and store tons of data to archive or work from.
Apple SuperDrive
Optical drives? Yup. People still use these to create movies, economically store archived works, and more! This Apple SuperDrive is at the ready should any DVD or CD optical storage need arise.
Gigabit Ethernet, Wi-Fi, and Bluetooth Networking
This iMac, in addition to the one RJ-45 port that supports 10/100/1000BASE-T networks, also has a Bluetooth 2.1 + EDR and 802.11a/b/g/n Wi-Fi card installed. So you're covered for all your wired and wireless connection needs.
Apple Model Numbers: MC309LL/A

Includes

  • Apple iMac (21.5-inch, Mid 2011)
  • Power cord
  • Supports up to macOS 10.13.6 High Sierra
Software restore disks, keyboard, and mouse not included

Machine Specifications*

Apple 21.5-inch iMac
(Mid 2011)
Model ID: iMac12,1 View how to find model ID
Supports macOS 10.6.6 Snow Leopard* through 10.13.6 High Sierra. This Mac will come pre-installed with macOS 10.6.6 Snow Leopard or later, and free updates are available from Apple up to the latest supported version.

(*) Oldest supported OS can vary depending on the exact date of manufacture, and may differ from what is shown.

Processor

  • Processor Type
    • 2.5GHz Quad-Core Intel Core i5 "Sandy Bridge" processor
  • Turbo Boost
    • Up to 3.3GHz
  • Cache
    • 6MB On-chip Shared L3 Cache

Memory

  • Memory (RAM)
    • 16GB installed
    • Supports up to 32.0 GB
    • 1333 MHz DDR3 SO-DIMM PC10600 204 Pin memory
    • 4 total memory slots

Internal Storage

  • Bus Type
    • SATA 6.0Gb/s Hard Drive Bus
  • Drive Bay
    • One 3.5-inch Drive Bay
  • Bay 1
    • 500GB 7,200RPM hard disk drive
  • Secondary Drive Bus
    • SATA 6.0Gb/s Drive Bus
  • Secondary Bay
    • One 2.5-inch Drive Bay

Internal Optical

  • Optical Drive Bus
    • SATA 3.0Gb/s
  • Optical Drive Bay
    • One 12.7mm SATA bay
  • Bay 1
    • Slot-loading 8X DL "SuperDrive" with double layer support

External Connectivity

  • Ports
    • (4) USB 2.0 ports
    • (1) Thunderbolt port (10Gb/s)
    • (1) FireWire 800 port
    • Audio line in/optical digital audio input (minijack)
    • Headphone/optical digital audio output (minijack)
    • 10/100/1000BASE-T Ethernet (RJ-45 connector)
    • (1) SDXC card slot

Power

  • Power Supply
    • 205W Power Supply
  • Line Voltage
    • 100-240V AC
  • Frequency
    • 50Hz to 60Hz, single phase

Network

  • Bluetooth
    • Built-in Bluetooth 2.1 + EDR
  • Ethernet
    • Built-in 10/100/1000BASE-T Gigabit Ethernet
  • Wi-Fi
    • Built-in 802.11a/b/g/n Wi-Fi

Audio

  • Speakers
    • Built-in stereo speakers
  • Microphone
    • Built-in microphone
  • Amplifier
    • Two internal 20-watt high-efficiency amplifiers
  • Headset Support
    • Support for Apple Earphones with Mic

Display / Monitor

  • Screen
    • 16:9 aspect ratio
  • Typical Viewing Angle
    • 178° horizontal; 178° vertical

Graphics / Video

  • Graphics Processor
    • AMD Radeon HD 6750M with 256MB dedicated GDDR5
  • Details
    • Simultaneously supports full native resolution on the built-in display and up to 2560 by 1600 pixels on an external display
    • Support for extended desktop, video mirroring, and AirPlay Mirroring

Input

  • Keyboard
    • Not included
  • Mouse
    • Not included

Environmental

  • Operating Temperature
    • 50° to 95° F (10° to 35° C)
  • Storage Temperature
    • -40° to 116° F (-40° to 47° C)
  • Relative Humidity
    • 5% to 95% noncondensing
  • Maximum Operating Altitude
    • 10,000 feet
  • Maximum Storage Altitude
    • 15,000 feet
  • Maximum Shipping Altitude
    • 35,000 feet

Physical

  • Color
    • Silver
  • Height
    • 17.75" (45.09cm)
  • Width
    • 20.80" (52.83cm)
  • Depth
    • 7.42" (18.85cm)
  • Weight
    • 20.5lb. (9.3kg)

*While researched thoroughly via independent resources, OWC does not make any claim to accuracy or completeness of these specifications.

Very Good Condition

Used, Very Good:
These units show some use, but not abuse. They may have dings, scuffs, or scratches from prior use. Images shown are examples from actual units, but exact unit condition will vary.

Warranty

The best warranty is one you never have to use - but should the need occur - we're proud to provide a superior level of support and service coverage to our customers.

90 Day OWC Fulfilled Limited Warranty

Apple 21.5-inch iMac 2.5GHz Quad-Core Intel Core i5 Processor OWC SKU: UABH1H79OBX1XXC Used, Very Good condition 90 Day OWC Fulfilled Limited Warranty
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