Description
Samsung 32GB DDR4 2666V ECC RDIMM Server RAM (M393A4K40BB2-CTD). Reliable, energy-efficient, error-correcting memory for enterprise servers & data centers.
| Specification | Details |
|---|---|
| Brand / Manufacturer | Samsung |
| Model Number | M393A4K40BB2-CTD |
| Capacity | 32GB |
| Memory Type | DDR4 RDIMM (Registered DIMM) |
| Speed / Data Rate | 2666 MHz (PC4-21300 / 2666V) |
| Rank | 2Rx4 |
| ECC Support | Yes (Error-Correcting Code) |
| Voltage | 1.2V |
| Form Factor | 288-Pin RDIMM |
| Certifications | CE, Planet First, RoHS Compliant |
| Country of Manufacture | Made in China |
Product Features
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32GB DDR4 ECC RDIMM – enterprise-grade memory for maximum stability.
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2666 MHz (PC4-21300) – high-performance speed for demanding workloads.
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Error-Correcting Code (ECC) – prevents crashes by detecting and fixing memory errors.
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2Rx4 registered design – optimized for server environments with high reliability.
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Low 1.2V power draw – energy-efficient for 24/7 server workloads.
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Samsung enterprise quality – trusted by global data centers and IT infrastructure.
General Product Information
The Samsung 32GB DDR4 2666V RDIMM ECC Server Memory (M393A4K40BB2-CTD) is purpose-built for enterprise-level performance and stability. With a 32GB capacity and 2666 MHz data rate, it ensures servers and workstations can handle virtualization, cloud computing, databases, and high-performance applications without bottlenecks.
This module features ECC (Error-Correcting Code) technology to automatically detect and correct memory errors, reducing downtime and preventing data corruption—an essential feature for mission-critical environments. Its 2Rx4 registered DIMM design provides optimized stability for multi-channel memory configurations in large-scale servers.
With a low 1.2V operating voltage, this Samsung memory module delivers excellent energy efficiency, making it ideal for data centers and enterprise workloads running 24/7. Built to Samsung’s rigorous quality standards, the M393A4K40BB2-CTD ensures long-lasting reliability for modern IT infrastructure.
Technical Specifications Table
| Category | Details |
|---|---|
| Brand | Samsung |
| Model Number | M393A4K40BB2-CTD |
| Capacity | 32GB |
| Memory Type | DDR4 RDIMM (Registered DIMM) |
| ECC Support | Yes (Error-Correcting Code) |
| Data Rate | 2666 MHz (PC4-21300 / 2666V) |
| Rank | 2Rx4 |
| Form Factor | 288-Pin RDIMM |
| Voltage | 1.2V |
| Certifications | CE, Planet First, RoHS Compliant |
Compatible Products
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Servers: Dell PowerEdge R640, R740, R940, HP ProLiant DL380 Gen10, Lenovo Think System SR650.
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Chipsets: Intel Xeon Scalable (Skylake-SP, Cascade Lake-SP), AMD EPYC supporting DDR4-2666 RDIMM.
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Operating Systems: Windows Server, VMware ESXi, Red Hat Enterprise Linux, Ubuntu Server.
Ideal Use Cases
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Enterprise-grade servers and data centers.
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Virtualization environments (VMware, Hyper-V, Proxmox).
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Database hosting (SQL, Oracle, SAP HANA).
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High-performance computing (HPC) workloads.
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Cloud platforms & AI/ML environments.
Comparison Angle
Unlike consumer-grade DDR4 UDIMMs, the Samsung 32GB DDR4 2666V ECC RDIMM offers error correction, higher stability, and scalability, making it ideal for servers that require maximum uptime and reliability.
Cross-Sell / Upsell Suggestions
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Samsung 64GB DDR4 ECC RDIMM for higher capacity.
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Enterprise NVMe SSDs for balanced storage performance.
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Compatible server CPUs (Intel Xeon, AMD EPYC).
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Redundant Power Supplies & RAID Controllers for complete server builds.