Memory sold by the Apple Online Store is guaranteed to be compatible with your Macintosh.

Select A Different Model iMac (Spring 2011)

iMac (Spring 2011)

21.5-inch with 2.5GHz (or faster) Quad-Core Intel Core i5 or Core i7

No memory currently available for that model.

What is my processor speed and type?

You can find your Mac's processor speed and description by selecting "About This Mac" under the Apple menu.

How much memory would Apple recommend?

  • Word processing, email, simple graphics: 1GB
  • Advanced graphics and gaming, photo editing: 2GB
  • Multimedia editing, 3-D modeling: 2GB+