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OWC Memory Upgrades For 27" & 21.5" iMac (2010)

Up to 32GB memory1

Works with the following Model IDs

  • iMac11,3
  • iMac11,2
  • Rigorously in-house lab tested
  • Easy DIY install videos
  • OWC MaxRAM Certification
  • Lifetime advanced replacement warranty

Install Videos

Our step-by-step installation videos guide you through upgrading your Mac, iPhone, iPad or iPod.

View all Install Videos »
iMac 2010 OWC Memory install video

Solid State Drives

Shop SSD specifically for your iMac Experience the true speed of your mac with an OWC SSD flash storage upgrade. Select your Model ID below.


  1. 27-inch iMac models (iMac11,3) with Intel Core i5 and Core i7 processors support up to 32GB total memory (maximum 8GB per slot). 27-inch iMac models (iMac11,3) with Core i3 processors and 21.5-inch iMac models (iMac11,2) only support up to 16GB total memory (maximum 4GB per slot).