Guaranteed compatible upgrades for:

RAM & SSD Upgrades | Apple iMac Pro 2017 (Late) 10-core Xeon 3.0GHz 27-inch (Retina 5K) (iMacPro1,1)

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Samsung 64GB (2x 32GB) DDR4-2666 PC4-21300 1.2V DR x4 ECC Registered 288-pin RDIMM RAM Kit

Samsung 32GB (2x 16GB) DDR4-2666 PC4-21300 1.2V SR x4 ECC Registered 288-pin RDIMM RAM Kit

OWC General Servicing Kit for all Apple iMacs 2007 and Later

System Specifications

Maximum Memory:

Expansion:

Standard Memory:

CPU/Chipset:

Upgrade Path:

The RAM in this system is upgradeable to a maximum of 128GB (32GB x4), but it's a task that's for advanced users only. Follow the guides below closely.

Comments:

Upgrading the RAM in the new iMac Pro, although very doable with the right tools, guidance and considerable patience, is not a task for the novice user, but it sure beats paying nearly double the price for the same RAM from Apple. Having said that, you are probably not a novice, so read on for details.

To upgrade the RAM in this iMac, you’ll need the general servicing kit to open it up, and your choice of RAM upgrade shown on the left. Follow this guide to install the RAM modules.