CT16G4RFD4266 Crucial 1x16GB DDR4 RDIMM ECC RAM
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CT16G4RFD4266
High-Density DDR4 RDIMM Server Memory Upgrade featuring ECC Registered reliability with the CT16G4RFD4266
The CT16G4RFD4266 is a 16GB DDR4-2666 ECC Registered (RDIMM) module designed for enterprise platforms based on Intel Xeon Scalable and AMD EPYC processors that depend on buffered memory signaling for stable operation at scale. By using registered buffering and 72-bit ECC data paths, CT16G4RFD4266 supports predictable behavior under sustained virtualization and infrastructure loads where memory integrity and uptime directly impact service continuity.
CT16G4RFD4266 aligns with DDR4 server memory architectures that balance capacity expansion with bandwidth for mixed workloads such as database services and application tiers. Its dual-rank x4 organization is optimized for server-class memory controllers and slot population rules, helping maintain signal integrity as DIMM counts rise across multiple channels. In systems where PCIe resources and storage tiers are already tuned—NVMe for hot data, SATA/SAS for capacity—the CT16G4RFD4266 upgrade targets the primary constraint: DRAM headroom for caching, VM density, and reduced paging, enabling cleaner scaling without re-architecting the compute or expansion topology.
Why Choose the CT16G4RFD4266?
The CT16G4RFD4266 provides an efficient density-to-stability profile for DDR4-era servers, delivering 16GB increments that simplify channel-balanced upgrades and predictable capacity planning. With ECC Registered operation and JEDEC-standard behavior, CT16G4RFD4266 supports enterprise reliability requirements and helps maintain consistent performance under high concurrency, making it suitable for phased rollouts across clusters and remote sites.
Crucial engineers memory to meet stringent data center expectations, emphasizing standards compliance, controlled manufacturing, and validation for server platforms where compatibility and long-term operational consistency matter. This approach helps ensure the CT16G4RFD4266 integrates cleanly into existing DDR4 maintenance cycles and hardware refresh strategies.
Key Applications:
- Virtualization hosts and private cloud nodes
- Database buffer and in-memory caching expansion
- Application servers and middleware tiers
- Infrastructure services (AD, DNS, monitoring)
- DDR4 Xeon and EPYC capacity upgrades
At Happyware - Server Hardware you benefit from Non-Binding Offers tailored to your server population plan for CT16G4RFD4266 deployments, and an Extended Warranty option up to 6 years to secure long-lifecycle infrastructure investments.
Technical details of CT16G4RFD4266
How long is the Warranty and how you can get technical support for CT16G4RFD4266
| Warranty: | 120 months (part) |
|---|---|
| RMA Url: | https://www.crucial.de/returns |
| Description: | Customers must return the item first. RMA is required. Once received and validated, a replacement item is sent out. |
| Support Portal: | https://support.happyware.com |
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