Samsung 16GB 1Rx4 DDR4-2666 PC4-21300 ECC Registered Memory M393A2K40DB2-CTD
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Samsung 16GB 1Rx4 DDR4-2666 PC4-21300 ECC Registered Memory M393A2K40DB2-CTD
Equip your server or workstation with dependable enterprise-grade performance using the Samsung 16GB 1Rx4 DDR4-2666 PC4-21300 ECC Registered Memory M393A2K40DB2-CTD. Designed for demanding data center and business environments, this high-reliability DDR4 RDIMM delivers the performance, scalability, and data integrity required for virtualization, database management, cloud computing, and mission-critical applications.
Featuring a 16GB capacity and operating at 2666 MT/s (PC4-21300), this memory module helps improve system responsiveness and workload efficiency while maintaining stability under sustained enterprise workloads. The 1Rx4 single-rank architecture and ECC Registered design provide enhanced reliability by detecting and correcting memory errors, reducing the risk of data corruption in critical systems.
The M393A2K40DB2-CTD is built using premium Samsung DRAM components and operates at a low 1.2V, helping reduce power consumption and thermal output without sacrificing performance. Its 288-pin RDIMM form factor is ideal for servers and workstations that require DDR4 ECC Registered memory.
Key Features
- 16GB DDR4 ECC Registered server memory module
- Samsung enterprise-grade DRAM technology
- DDR4-2666 / PC4-21300V-R performance
- 1Rx4 single-rank architecture
- ECC Registered design for improved data integrity
- 288-pin RDIMM form factor
- Low-voltage 1.2V operation
- CL19 latency with 19-19-19 timing profile
- Optimized for enterprise servers and professional workstations
- Ideal for virtualization, cloud environments, and database applications
Technical Specifications
- Manufacturer: Samsung
- Part Number: M393A2K40DB2-CTD
- Capacity: 16GB (1 x 16GB Module)
- Memory Type: DDR4 SDRAM
- Form Factor: 288-Pin RDIMM (Registered DIMM)
- Speed Grade: DDR4-2666 / PC4-21300 (PC4-21300V-R)
- Data Transfer Rate: 2666 MT/s
- Rank Configuration: 1Rx4 (Single Rank x4)
- Component Composition: 18 FBGA (78-ball) 2Gx4 DRAM Chips
- Base DRAM Density: 8Gb
- Error Correction: ECC Registered
- CAS Latency: CL19
- Timing Profile: 19-19-19
- Operating Voltage: 1.2V
- Cycle Time: 0.75ns
- Operating Temperature: 0°C to 85°C
- Application: Enterprise Servers & Workstations
Enterprise-Class Reliability
The Samsung M393A2K40DB2-CTD incorporates ECC (Error-Correcting Code) technology to automatically detect and correct memory errors before they affect system performance or data integrity. Combined with its registered architecture, this module helps improve signal stability and supports larger memory configurations commonly found in enterprise server environments.
Built with Samsung's renowned manufacturing standards, this memory module is engineered for continuous operation in demanding IT infrastructures where uptime and reliability are essential.
Compatibility & Applications
The Samsung 16GB 1Rx4 DDR4-2666 PC4-21300 ECC Registered Memory M393A2K40DB2-CTD is designed for servers and professional workstations that support DDR4 ECC RDIMM memory. It is well-suited for virtualization hosts, cloud platforms, database servers, storage systems, and other enterprise computing environments requiring stable, high-performance memory.
Whether expanding server memory capacity, upgrading existing infrastructure, or replacing a failed module, the M393A2K40DB2-CTD provides the reliability, efficiency, and enterprise-class performance expected from Samsung server memory solutions.