Home › DDR4 RAM › 16GB RAM › Crucial RAM 16GB Kit (2x8GB) DDR4 2666MHz CL19 Memory for Mac CT2K8G4S266M
Crucial RAM 16GB Kit (2x8GB) DDR4 2666MHz CL19 Memory for Mac CT2K8G4S266M
£161.84 £10.12/GB
12% dearer per GB than the average 16GB DDR4 kit we track.
Mac DDR4
Buy on Amazon.co.uk
Specification
| Capacity | 16GB (2x8GB) |
| Generation | DDR4 |
| Speed | 2666MHz |
| Form factor | DIMM |
| For | Mac |
| Brand | Crucial |
| ASIN | B07TP6XXLF |
Price history
Typical price (median) 90-day £129.99 12-month £139.99 12-month low £80.00 All-time low £27.97 (2023-08-31)
Not really a deal Today’s price is 16% above this kit’s typical price for the past year, and it has been cheaper than this for 19% of that year (last on 8 May 2026). Why medians, not averages ›
30-day avg £129.9990-day avg £139.77180-day avg £143.10 (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 | |
|---|---|---|---|---|---|---|---|---|---|
 | £3.67best £/GB | £58.72▼ 23% | 16GB (2x8GB) | Glowster | Desktop | DDR4 | DIMM 3200MHz | - | |
 | £4.37 | £69.90▼ 5% | 16GB | Samsung | Server | DDR4 | DIMM 2666MHz | ECC | |
 | £5.31 | £85.00 | 16GB | GLOBAL MEMORY | Desktop | DDR4 | DIMM 2133MHz | - | |
 | £5.31 | £85.00 | 16GB | GLOBAL MEMORY | Desktop | DDR4 | DIMM 2400MHz | - | |
 | £5.31 | £85.00 | 16GB | GLOBAL MEMORY | Desktop | DDR4 | DIMM 2933MHz | - | |
 | £5.31 | £85.00 | 16GB | GLOBAL MEMORY | Desktop | DDR4 | DIMM 3200MHz | - |
About this kit
- Increases Mac system performance
- Improve responsiveness, run apps faster, and multitask with ease
- Compatible with the latest Mac DDR4 systems and easy to install
- Every single module extensively tested at the component and module level
- Compatible with (Retina 5K 2017 27" & Retina 5K 2019 27" iMac computers)
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