Memory Upgrades for iMac Pro (2017 - Current)

Actual product may differ slightly in appearance.

OWC Memory Upgrades

For iMac Pro (2017 - Current)

Up to 512GB memory

Works with the following Model IDs

  • iMacPro1,1
  • Rigorously in-house lab tested
  • Easy DIY install videos
  • OWC MaxRAM Certification
  • Lifetime advanced replacement warranty

Works with the following Model IDs

  • iMacPro1,1

OWC Memory + Pro Install

  • Up to 512GB of OWC MaxRAM Certified Memory.
  • Professional installation.
  • Return shipping will be determined at Checkout.

Due to the complexity of upgrades on the iMac Pro, we recommend professional installation. Have an OWC certified technician install your memory.


OWC Memory

  • Up to 512GB of OWC MaxRAM Certified Memory.
  • Professional installation required.
  • Difficulty level: Extremely difficult.

iMac Pro DOES NOT feature a memory door on the back allowing for easy upgrades. Upgrading iMac Pro memory requires dismantling the computer to gain access to the memory slots. This is a highly complex process that requires a skilled technician.

Buying options

2666MHz DDR4 PC4-21300 -- Maximum 512GB memory supported

64GB (16GB x 4)
$419.00 Buy Now
128GB (32GB x 4)
$719.99 Buy Now
128GB (64GB x 2)
$979.00 Buy Now
256GB (64GB x 4)
$1,899.00 Buy Now
384GB (128GB x 3)
$3,229.00 Buy Now
512GB (128GB x 4)
$4,349.00 Buy Now
NOTE: macOS 10.14.3 Mojave or later must be installed before installing any kits utilizing 64GB or 128GB memory modules. iMac Pro can use either RDIMM or LRDIMM, but they cannot be combined. Additionally, LRDIMM modules must all be of the same size. For maximum performance, population of all 4 DIMM slots is recommended.

Install Videos

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

View all Install Videos »
iMac Pro 2017 memory install video

OWC Upgrade Service

Upgrade your Mac with certified professional installationNot comfortable working on your own machine? Let our expert technicians upgrade it for you. Quick, easy, and backed by OWC.

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OWC Upgrade Service