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Crucial

Crucial DDR4 SODIMM 2666 Spec and Price in the United Kingdom

DDR41x16GBSODIMM14.25 ns true latency

Crucial's DDR4 laptop modules span the 2133-2666 MT/s JEDEC grades at CL15-19 and 1.2V, per the documented listings — single modules and kits from 16GB to 32GB. The compatibility-first DDR4 SODIMM option for laptop and mini-PC upgrades.

25th of 25 models in the Laptop RAM catalog on Speed.

Current best price
From £100.00Price too old to confirm

Prices include VAT.

The last tracked price for the 1x16GB 2400 CL17 Crucial DDR4 SODIMM 2666 in the United Kingdom was £100.00 at Amazon.co.uk, captured 2026-10-12. Across one tracked merchant and 1462 days of recorded prices, the 90-day median for the 1x16GB 2400 CL17 Crucial DDR4 SODIMM 2666 is £107.93 and the lowest recorded price is £14.15. This site began capturing prices on July 30, 2026; for Amazon listings, prices dated earlier come from Keepa's price history.

Captured periodically and may have changed.

Price history

30D90D180DAll
  • 1x16GB
  • 1x16GB 2400 CL17
  • 1x16GB 2133 CL15
  • 1x32GB
  • 2x16GB
  • 2x16GB 2400 CL17
  • 2x16GB 2133 CL15
  • 4x8GB 2133 CL15
  • 2x8GB
  • 4x4GB 2133 CL15
August 6, 2026300 data pointstoday · £100.00

Each point is one day's recorded price, not a list price. Points dated before July 30, 2026, when this site began capturing prices, come from Keepa's Amazon price history. How we track prices

Specifications

Capacity
1x16GB
Memory type
DDR4
Speed
2666 MT/s
CAS latency
Form factor
SODIMM
Voltage
1.2 V
Modules
1
RGB
No

Capacities

ConfigurationPart numberSpeedCAS latencyCurrent best price
1x16GBCT16G4SFRA2662666 MT/s19

£118.00

Price too old to confirm

1x16GB 2400 CL17CT16G4SFD824A2400 MT/s17

£100.00

Price too old to confirm

1x16GB 2133 CL15CT16G4SFD82132133 MT/s15—
1x32GBCT32G4SFD8266——

£203.13

Price too old to confirm

2x16GBCT2K16G4SFD8266——

£211.89

Price too old to confirm

2x16GB 2400 CL17CT2K16G4SFD824A2400 MT/s17

£220.00

Price too old to confirm

2x16GB 2133 CL15CT2K16G4SFD82132133 MT/s15

£203.13

Price too old to confirm

4x8GB 2133 CL15CT4K8G4DFS82132133 MT/s15

£203.13

Price too old to confirm

2x8GBCT2K8G4DFS82662666 MT/s19—
4x4GB 2133 CL15CT4K4G4DFS82132133 MT/s15—

Guides for this category

How much RAM you actually needHow to size memory from the pressure your machine is under now, why running short quietly costs speed, and when a matched pair beats one stick.RAM speed and latency, and when they matterWhat a kit's MT/s and CAS latency each measure, why true latency is the two together, and the machines where the numbers actually change anything.SO-DIMM vs DIMM: the memory a laptop takesWhy laptop memory is a different module from desktop memory, how DDR4 and DDR5 are keyed apart, and why some machines take no module at all.What is ECC memory, and when you need itWhat error-correcting memory actually catches, how registered and load-reduced modules differ from unbuffered ones, and why the platform decides.

Sources

Every spec above was pulled from one of these — a field a source didn't state was left off rather than estimated.