Actual product may differ slightly in appearance.
Memory trade-in rebate
Send us your old memory when you upgrade and we’ll give you a rebate!
OWC Memory
- This Mac has four available memory slots.
- Install in pairs for best performance.
- Backed by an OWC Limited Lifetime Warranty.
OWC Memory Upgrades For 27″ iMac with Retina 5K Display (2019 – Current)
128GB
Up to 128GB memory
4x
Up to 4x more memory vs. factory options
Works with the following Model IDs
- iMac19,1
- Rigorously in-house lab tested
- Easy DIY install videos
- OWC MaxRAM Certification
- Lifetime advanced replacement warranty
Buying Options
2666MHz DDR4 PC4-21300 — Maximum 128GB supported
16GB (8GB x 2) | 7,990 | Buy Now | |
32GB (8GB x 4) | 15,990 | Buy Now | |
32GB (16GB x 2) | 13,990 | Buy Now | |
64GB (16GB x 4) | 25,990 | Buy Now | |
64GB (32 x 2) | 30,990 | Buy Now | |
96GB (32 x 2 + 16GB x 2) | 44,990 | Buy Now | |
MAX RAM | 58,990 | Buy Now |