OWC Memory Upgrades For 21.5" iMac with Retina 4K & Non-Retina Display (2017)
64GB
Up to 64GB memory
2x
Up to 2x more memory vs. factory options
Works with the following Model IDs
- iMac18,2
- iMac18,1
Works with the following Model IDs
- iMac18,2
- iMac18,1
OWC Memory
- This Mac has two available memory slots.
- Install in pairs for best performance.
- All installed memory should be the same speed for best performance.
- Backed by an OWC Limited Lifetime Warranty.
Complete Memory Kit Buying Options
2400MHz DDR4 PC3-19200 -- Maximum 64GB supported
| 16GB (8GB x 2) | $84.99 | Learn more | Add to Cart |
|---|---|---|---|
| 32GB (16GB x 2) | $143.99 | Learn more | Add to Cart |
|
64GB (32GB x 2)
Compatible with iMac18,2 only
|
$279.99 | Learn more | Add to Cart |
Memory Kit Buying Options
2400MHz DDR4 PC3-19200 -- Maximum 64GB supported
| 16GB (8GB x 2) | $77.99 | Learn more | Add to Cart |
|---|---|---|---|
| 32GB (16GB x 2) | $137.99 | Learn more | Add to Cart |
|
64GB (32GB x 2)
Compatible with iMac18,2 only
|
$274.99 | Learn more | Add to Cart |
Install Videos
Our step-by-step installation videos guide you through upgrading your Mac, iPhone, iPad or iPod.
View all Install Videos »
OWC General Servicing Kit for iMac
Includes all installation tools to service all Apple iMac models released since 2008.
