Apple iMac 21.5 Inch Quad-Core i5 2.50 GHz (2011)

Condition  + More Info

  • Fair
  • Good
  • Excellent

Overview  + View Full Specs

2.50 GHz Intel Quad-Core i5 processor
8GB DDR3 1333 MHz memory
AMD Radeon HD 6750M
macOS High Sierra 10.13

Warranty Rosette

Certified by MacFinder + More Info

This item is certified by us and includes a 1 year warranty

+ Need to buy more than 1?

From: £325.00

PayPal Credit + Click for Details

Configure Options


Apple Magic Mouse & Magic Keyboard (New)

+ Add To Order

Only 4 left in stock

FREE UK Delivery by 02/08/2021

Apple Mighty Mouse & Full Wired Keyboard

+ Add To Order

14 left in stock

FREE UK Delivery by 02/08/2021

What's Included

1 x iMac 21.5 Inch

1 x Power Cable

1 x UK Plug



This iMac 21.5 Inch is perfect for use at home or work. With a robust specification, this Mac will feel snappy and won’t keep you waiting. You’ll find that any work on documents, web browsing, emails, media streaming films/videos, online banking and more will seem effortless.

We consider this system to be one of our higher performance home user systems and ideal for any user at home or work. You will be able to run more intense workloads such as those found in a business with multiple browser windows open running multiple applications and working with all of those processes simultaneously. Thanks to its high specification, the system will stay current for longer performing for years to come.


This Mac is fitted as standard with Wi-Fi and Bluetooth allowing full wireless connectivity.

For wired devices this Mac is supplied with the following ports:

USB:4 – 480 MBit/s
Thunderbolt:1 – Thunderbolt 1 (up to 10 Gbps)
FireWire:1 – 800 MBit/s
Ethernet:10/100/1000BASE-T (RJ-45)
Audio In:1 – 3.5-mm analog/optical combo input jack, Built-in microphone
Audio Out:1 – 3.5-mm analog/optical combo output jack, 2 – internal 17-watt amplifiers, Built-in speakers
Display:Thunderbolt digital video output (Support for up to two Thunderbolt displays)


This system includes a fresh installation of macOS High Sierra 10.13. This Mac does not support the latest version of Apple’s operating system macOS.

macOS includes a range of applications for creativity, productivity, communication, organisation and more. Whether it’s doing your finances, messaging your relatives or editing a movie you’re covered.

Oh and let’s not forget about iCloud. iCloud can automatically backup your files share with your other devices and create a seamless experience between your Mac and your phone or tablet.


  • Colors: Silver
  • Height: 45.1
  • Length: 18.8
  • Weight: 9.3
  • Width: 52.8
  • Audio In: 1 - 3.5-mm analog/optical combo input jack, Built-in microphone
  • Audio Out: 1 - 3.5-mm analog/optical combo output jack, 2 - internal 17-watt amplifiers, Built-in speakers
  • Bluetooth: Built-in Bluetooth 2.1 + EDR
  • Display: Thunderbolt digital video output (Support for up to two Thunderbolt displays)
  • Ethernet: 10/100/1000BASE-T (RJ-45)
  • FireWire: 1 - 800 MBit/s
  • Infrared: 1 - For Apple Remote only
  • Modem: None
  • Thunderbolt: 1 - Thunderbolt 1 (up to 10 Gbps)
  • USB: 4 - 480 MBit/s
  • Wi Fi: Built-in AirPort Extreme card (802.11a/b/g/n)
  • Built in Display: (viewable) LED-backlit glossy widescreen TFT LCD
  • Display size: 21.5-inch
  • Resolutions: 1920 by 1080 pixels
  • Acoustical Performance: 18 dBA at idle
  • ENERGY STAR: Meets ENERGY STAR 5.2 requirements
  • EPEAT: Gold
  • Built in Memory: None
  • Interleaving Support: Yes
  • Maximum Memory: 32 GB (Actual) 16 GB (Apple)
  • Memory Slots: 4 - 204-pin PC3-10600 (1333 MHz) DDR3 SO-DIMM
  • Memory model: PC3-10600 204-pin DDR3 SO-DIMM
  • Minimum Speed: --
  • Backup Battery: 3 V CR2032 lithium
  • Line Voltage: 100-240V AC
  • Maximum Continuous Power: 205 W
  • Power Consumption: 81 W (2.5 GHz Idle) 106 W (2.5 GHz CPU Max) 85 W (2.7 GHz Idle) 114 W (2.7 GHz CPU Max)
  • Hard Drive Interface: 2 - 6.0 Gbps Serial ATA (SATA)
  • Optical Drive Interface: 3.0 Gbps Serial ATA (SATA)
  • Slots: 1 - Secure Digital (SDXC)
  • AirDrop: Supported
  • Bundled software: iLife ’11 (includes iPhoto, iMovie, iWeb, GarageBand)
  • Firmware: Intel Extensible Firmware Interface (EFI)
  • Hardware Test: AHT 3A212
  • Later OS: Mac OS X 10.6.7 (10J4139)
  • Maximum OS: Mac OS X 10.13.x
  • Original OS: Mac OS X 10.6.6 (10J4026)
  • Storage Option: 480GB SSD
  • Storage Option: 1TB SSD
0% interest available
on orders over £99.
Choose PayPal Credit at Checkout
Subject to status. Terms and conditions apply. UK residents and cap transactions only.
About PayPal Credit
Assumed credit limit
Purchase rate
21.9% p.a. (variable)
21.9% APR (variable)