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Other World Computing - MacSales.com

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Our selection of available New & Pre-Owned Macs is constantly changing. We highlight many of the best deals on our Specials Page, or you can view our full inventory of new, refurbished and OWC certified systems.

Apple 27-inch iMac:

4GB Memory | 1.0TB Storage

2.7GHz Quad-Core Intel Core i5 Processor

MC813LL/A (Mid 2011)

Used, Very Good condition - Fading LCD on left side
System Configuration:
  • Memory:
    • 4GB PC10600 1333 MHz DDR3
  • Storage:
    • 1.0TB 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
    • 2 x Thunderbolt Ports
  • Video:
    • 27.0" (diagonal) LED-backlit glossy display with IPS technology and 2560 by 1440 resolution
    • AMD Radeon HD 6770M with 512MB VRAM
  • Pre-Loaded/Licensed Software:
    • Pre-loaded with macOS 10.12 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 2.7GHz 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 3.7, you will definitely have enough power for years to come without feeling like your processors are holding you back.
4GB of Memory
This iMac is champing at the bit to get to work. With 4GB 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.
1.0TB 7,200RPM Hard Drive
This machine comes with a 1.0TB 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-Tnetworks, 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.
Special Notes
This Mac has been found to have a fading LCD screen on the left side.

Includes

  • Apple iMac (27-inch, Mid 2011)
  • power cord
  • Pre-loaded with macOS 10.12 Sierra
Software restore disks, keyboard, and mouse not included

Machine Specifications

Apple iMac Intel 2.7 GHz (27-inch, Quad-Core i5, "Sandy Bridge") - Mid 2011*
Model ID: iMac12,2 View how to find model ID
This Mac supports operating system version 10.6.6 through Current.

Processor / Memory

  • 2.7GHz Quad-Core Intel Core i5 Processor
    • Turbo Boost up to 3.7GHz
    • 6MB on-chip shared L3 cache
  • Memory (RAM): Equiped with 4GB , maximum 32.0 GB supported
  • 1333 MHz DDR3 SO-DIMM PC10600 memory
  • Four memory slots

Internal Drives

  • SATA 6.0Gb/s Storage Bus
  • 3.5-inch Storage Bay
    • 1.0TB 7,200RPM hard disk drive
  • One 2.5-inch SSD Drive Port
    • Empty
  • SATA 3.0Gb/s Optical Drive Bus
  • Slot-loading 8X DL "SuperDrive" with double layer support
    Maximum write: 8x DVD-R, DVD+R; 4x DVD-R DL (double layer), DVD+R DL (double layer), DVD-RW, DVD+RW; 24x CD-R; 16x CD-RW
    Maximum read: 8x DVD-R, DVD+R, DVD-ROM; DVD-ROM (double layer DVD-9), DVD-R DL (double layer), DVD+R DL (double layer), DVD-RW, DVD+RW; 24x CD

Ports

  • Headphone/optical digital audio output (minijack)
  • SDXC card slot
  • Four USB 2 ports
  • One FireWire 800 port
  • Two Thunderbolt ports
  • 10/100/1000BASE-T Ethernet (RJ-45 connector)

Power

  • Line voltage: 100-240V AC
  • Frequency: 50Hz to 60Hz, single phase
  • Maximum continuous power: 310W
  • 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

Network

  • 10/100/1000BASE-T Gigabit Ethernet (RJ-45 connector)
  • Built-in 802.11a/b/g/n Wi-Fi wireless networking
  • Bluetooth 2.1 + EDR wireless technology

Sound

  • Built-in stereo speakers
  • Two internal 17-watt high-efficiency amplifiers
  • Headphone/optical digital audio output (minijack)
  • Headphone port
    • Audio line in/optical digital audio input (minijack)
    • Support for Apple Earphones with Mic
  • Built-in microphone

Display / Monitor Capability

  • 27-inch (diagonal) LED-backlit display with IPS technology
  • 2560 by 1440 resolution with support for color
  • 16:9 aspect ratio
  • Typical viewing angle: 178° horizontal; 178° vertical
  • Can be attached to a wall mount, articulating arm, or other VESA-compliant mounting solution using the NewerTech NuMount VESA Adapter for iMac

Graphics / Video

  • AMD Radeon HD 6770M graphics processor with 512MB of dedicated GDDR5 memory
  • Built-in 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 dual display extended, video mirroring, AirPlay Mirroring, and Target Display

Keyboard / Mouse

  • Keyboard not included
  • Mouse not included

Dimensions / Weight

Height: 20.40" (51.82cm)
Width: 25.60" (65.02cm)
Depth: 8.15" (20.70cm)
Weight: 30.5lb. (13.8kg)

Very Good Condition*

Very Good Condition:
These units show some use, but not abuse. They may have dings, scuffs, pocks, tarnishing, and/or scratches from prior use, but are in better than average condition. Any pixel anomalies are within manufacturer guidelines for a new system. Images shown are examples from actual units but exact unit condition will vary.
*NOTE: This Mac has been found to have a fading LCD screen on the left side.

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.

Apple 27-inch iMac

90 Day OWC Fulfilled Limited Warranty
Other World Computing (OWC) fully inspects and tests each pre-owned Mac for the full functionality as listed and offers a limited parts and labor warranty to the original purchaser that this iMac will be free from defects in material and workmanship for a period of 90 days from the original date of purchase.

14 Day Money-Back Return Policy

If you change your mind or determine this isn't the right Apple for you, you may contact OWC within 14 days of the original invoice date to request a return of this item for refund. See the full Return Policy for Used Macs and Factory Sealed Systems for more details.

Customer Ratings

Write a Review 5 / 5 1 out of 1 (100%) reviewers would recommend this product
Verified Buyer
Reviewer: happydude Location: LA Age: Over 65 Experience Level: Power User Owned Product: less than a month
Rating: 5/5 The 27" iMac arrived on time and works as expected. September 6, 2016 MacSales team members did well. Delivered as promised.Set up and working in less then 15 minutes. Kicking myself for not ordering the touchpad and wireless keyboard at the same time. This is for my office. When I retire and move will plan on purchasing again from MacSales.

I would recommend this item to a friend! This review is from Apple 27" iMac (2011) 3.4GHz Quad Core i7 - Used, Very Good condition. Customer Videos:

Verified Buyer
Reviewer: Anonymous Location: USA Age: 18-24 Experience Level: IT Professional Owned Product: less than a month
Rating: 5/5 Easy purchase recommend macsales.com! February 10, 2016 Would recommend this website to my Amazon customers in a heart beat if there looking to buy a mac. The customer service here is that great!

I would recommend this item to a friend! This review is from Apple 27" iMac (2011) 3.1GHz Quad Core i5 - Used, Very Good condition.

Reviewer: Anonymous Location: Woodstock IL Age: 55-65 Experience Level: Power User Owned Product: over 6 months
Rating: 5/5 i5 27" iMac December 24, 2015 Phenomenal value for top end iMac. Easy to do business with.

I would recommend this item to a friend! This review is from Apple 27" iMac (2011) 2.7GHz Quad Core i5 - Used, Very Good condition.

Apple 27-inch iMac 2.7GHz Quad-Core Intel Core i5 Processor Mfr P/N: MC813LL/A MacSales.com SKU: UACF1D7COBX1XBC Used, Very Good condition - Fading LCD on left side 90 Day OWC Fulfilled Limited Warranty Sold Out