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Kingston

Kingston DDR4-2666 ECC RDIMM Spec and Price in the United Kingdom

DDR41x64GBRDIMM14.25 ns true latency

Kingston's Server Premier and ValueRAM registered DDR4 line at 2666 MT/s runs CL19 at 1.2V with 2Rx4 and 2Rx8 ranks, per the documented listings, with a 2933 CL21 grade of the 64GB module — the registered option for DDR4 servers and workstations on the 2666 baseline.

Tied 17th of 18 models in the Server RAM catalog on Speed — 2 models share this figure.

Current best price
£249.99Price too old to confirm

Prices include VAT.

The last tracked price for the 1x64GB Kingston DDR4-2666 ECC RDIMM in the United Kingdom was £249.99 at Amazon.co.uk, captured 2026-10-12. Across one tracked merchant and 111 days of recorded prices, the 90-day median for the 1x64GB Kingston DDR4-2666 ECC RDIMM is £299.00 and the lowest recorded price is £149.21. 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
  • 1x64GB
  • 1x64GB 2933 CL21
July 31, 202660 data pointstoday · £249.99

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
1x64GB
Memory type
DDR4
Speed
2666 MT/s
CAS latency
Form factor
RDIMM
Voltage
1.2 V
Modules
1
RGB
No
ECC support
Yes

Capacities

ConfigurationPart numberSpeedCAS latencyCurrent best price
1x64GBKSM26RD4/64MFR2666 MT/s19

£249.99

Price too old to confirm

1x32GBKSM26ED8/32MF———
1x64GB 2933 CL21KTH-PL429/64G2933 MT/s21—

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.