Kingston
Kingston DDR4-2666 ECC RDIMM Spec and Price in Canada
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
Prices exclude GST/HST.
Captured periodically and may have changed.- 1x32GB
April 4, 202656 capturestoday · $412.70
Each point is one capture, not a list price. 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
| Configuration | Part number | Speed | CAS latency | Current best price |
|---|---|---|---|---|
| 1x64GB | KSM26RD4/64MFR | 2666 MT/s | 19 | — |
| 1x32GB | KSM26ED8/32MF | — | — | $412.70 at Amazon.ca · captured 2026-09-15 |
| 1x64GB 2933 CL21 | KTH-PL429/64G | 2933 MT/s | 21 | — |
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.