Crucial CT16G4DFD8266
Equipped with ECC unbuffered memory, this 16GB DDR4-2666 module provides single-bit error correction for data integrity in always-on systems. Its standard 288-pin UDIMM form factor ensures broad compatibility with entry-level servers and workstations that require reliable operation over raw speed. This module is best for home lab enthusiasts and small business owners running file servers or light virtualization where data corruption cannot be tolerated.
Capacity 16GB
Kit 1 x 16GB
Memory DDR4
Speed 2666 MT/s
CAS Latency CL19
Form Factor UDIMM
ECC Yes
53 Overall Score
Price $113
Snapshot
Pros & Cons
Pros
- Strong social proof (93rd percentile) 93rd
Cons
The proof
Performance
Specifications
Full Specifications
Memory
| Type | DDR4 |
| Form Factor | UDIMM |
| Total Capacity | 16384 |
| Modules | 1 |
| Per Module | 16384 |
| Pins | 288 |
Performance
| Speed | 2666 |
| CAS Latency | 19 |
Class
| ECC | Yes |
| Registered | No |
vs Competition
| Spec | Crucial CT16G4DFD8266 | Corsair VENGEANCE RGB PRO CMW32GX4M2D3600C18 | G.Skill TridentZ RGB Series F4-3600C16D-32GTZRC | Team Group Xtreem FFPD532G7200HC34ADC01 | Patriot Viper Elite 5 VEB516G6030W | Kingston FURY Beast DDR5 RGB Memory KF568C34BBEA-16 |
|---|---|---|---|---|---|---|
| Capacity | 16GB | 32GB | 32GB | 32GB | 16GB | 16GB |
| Kit | 1 x 16GB | 2 x 16GB | 2 x 16GB | 2 x 16GB | 1 x 16GB | 1 x 16GB |
| Memory Type | DDR4 | DDR4 | DDR4 | DDR5 | DDR5 | DDR5 |
| Speed Mts | 2666 | 3600 | 3600 | 7200 | 6000 | 6800 |
| Cas Latency | CL19 | CL18 | CL16 | CL34 | CL30 | CL34 |
| Form Factor | UDIMM | UDIMM | UDIMM | UDIMM | UDIMM | UDIMM |
| Ecc | true | false | false | false | true | false |
| Compare | Compare | Compare | Compare | Compare |
| Product | Speed | Feature | Latency | Capacity | Social Proof |
|---|---|---|---|---|---|
| Crucial CT16G4DFD8266 | 37.5 | 60.5 | 35.9 | 45.2 | 93.4 |
| Corsair VENGEANCE RGB PRO CMW32GX4M2D3600C18 Compare | 63.2 | 87 | 87.5 | 70.9 | 98.2 |
| G.Skill TridentZ RGB Series F4-3600C16D-32GTZRC Compare | 63.2 | 87 | 98.6 | 70.9 | 83.4 |
| Team Group Xtreem FFPD532G7200HC34ADC01 Compare | 98.2 | 72.9 | 95.9 | 70.9 | 72.6 |
| Patriot Viper Elite 5 VEB516G6030W Compare | 87.4 | 96.9 | 87.5 | 45.2 | 75.8 |
| Kingston FURY Beast DDR5 RGB Memory KF568C34BBEA-16 Compare | 97.4 | 65.5 | 87.5 | 45.2 | 70.6 |
Price
Value & Pricing
From $113
Amazon 1 offer From $113
Price History
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
