NEMIX RAM Compatible for 128GB (4x32GB) DDR4 2666MHz PC4-21300 SODIMM Memory Upgrade for Apple iMac Mid 2020 (iMac 20,1 / 20,2) / Mid 2019 (iMac19,1) 27-inch w/Retina 5K, Late 2018 Mac Mini 8,1
40% cheaper per GB than the average 128GB DDR4 kit we track.
Specification
| Capacity | 128GB (4x32GB) |
| Generation | DDR4 |
| Speed | 2666MHz |
| Form factor | SO-DIMM |
| ECC | Non-ECC |
| Buffered | Unbuffered |
| For | Mac |
| Brand | NEMIX RAM |
| ASIN | B08FFB6PXV |
Price history
Typical price (median) 90-day £786.31 12-month £777.04 12-month low £312.02 All-time low £189.21 (2025-04-25)
Not really a deal Today’s price is 1% above this kit’s typical price for the past year, and it has been cheaper than this for 62% of that year (last on 19 Aug 2026). Why medians, not averages ›
30-day avg £782.1290-day avg £785.76180-day avg £813.64 (averages are pulled up by price spikes; the medians above are the better guide)
Cheaper per GB in the same spec
Same generation, capacity and form factor as this kit, ranked by £/GB. See all ›
| £/GB | Price | Capacity | Manufacturer | For | Type | Form Factor | ECC / Buffered | Description | |
|---|---|---|---|---|---|---|---|---|---|
 | £7.15best £/GB | £914.90 | 128GB (4x32GB) | A-Tech | Mac | DDR4 | SO-DIMM 2666MHz | Non-ECCUnbuffered | |
 | £11.59 | £1,483.03▼ 20% | 128GB (4x32GB) | OWC | Mac | DDR4 | SO-DIMM 2400MHz | Non-ECCUnbuffered | |
 | £12.35 | £1,580.48▼ 35% | 128GB (4x32GB) | OWC | Mac | DDR4 | SO-DIMM 3200MHz | Non-ECCUnbuffered | |
 | £17.32 | £2,217.45 | 128GB (8x16GB) | OWC | Mac | DDR4 | SO-DIMM 3200MHz | ECCUnbuffered |
About this kit
- EXACT-MATCH UPGRADE — 128GB (4X32GB) kit DDR4-2666 (PC4-21300), 2Rx8, 1.2V, CL19, 260-pin SODIMM. The exact capacity, speed, and voltage your laptop or mini-PC is built for, so it's recognized in full and boots reliably.
- VERIFIED FITMENT — The 260-pin SODIMM form factor used by laptops, notebooks, mini-PCs, NUCs, and all-in-ones — not a desktop DIMM. Match your system's maximum capacity and supported speed before ordering.
- REAL-WORLD SPEEDUP — More installed memory means smoother multitasking, faster app switching, and snappier browsing — fewer slowdowns when you keep many tabs or apps open.
- CHECK YOUR CONFIG — Laptop and system memory support varies by model. Check your system's maximum capacity, number of slots, and supported speed in the manual or maker's spec page before purchase.
- LIFETIME SUPPORT — Backed by a lifetime replacement warranty and free US-based technical support.
NEMIX RAM 128GB (4X32GB) DDR4 2666MHz PC4-21300 2Rx8 1.2V 260-PIN NON-ECC SODIMM KIT Compatible with Apple iMac and Mac Mini Computers
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