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Home  »  Memory  »  iMac  »  21.5" iMac with Retina 4K Display (2019)

OWC Memory Upgrades For 21.5" iMac with Retina 4K Display (2019)


64GB
Up to 64GB memory
2x
Up to 2x more memory vs. factory options

Works with the following Model IDs

  • iMac19,2
  • View our memory performance tests
  • Easy DIY install videos
  • OWC MaxRAM Certification
  • Lifetime Warranty on all OWC Memory

OWC Memory

  • This Mac has two available memory slots.
  • Install in pairs for best performance.
  • Backed by an OWC Limited Lifetime Warranty.
Complete Memory Kit Buying Options

2666MHz DDR4 PC4-213001 -- Maximum 64GB supported

16GB (8GB x 2) $104.00 Buy Now
32GB (16GB x 2) $204.00 Buy Now
64GB (32GB x 2)
$779.88 Buy Now
Includes memory, tools, suction cups, microfiber cloth, OWC Screen Removal Tool & adhesive strips
Memory Kit Buying Options

2666MHz DDR4 PC4-213001 -- Maximum 64GB supported

Install Videos

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

View all Install Videos »

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.

SSDs for your SYSTEM NAME

  1. PC4-21300 DDR4 2666MHz SO-DIMMs will operate at 2400MHz speeds in iMac19,2 models with 3.6GHz Quad-Core i3 Processor. This memory will operate at full 2666MHz speeds in other iMac19,2 models.