Samsung M393A8K40B22-CWD 64GB DDR4-2666 Registered ECC DIMM

Unlock the full potential of your server infrastructure with the Samsung M393A8K40B22-CWD, a 64GB DDR4 memory module engineered for demanding enterprise workloads. Boasting a data transfer rate of 2666 MT/s and a latency of just CL22, this registered ECC DIMM delivers the reliability and performance required for mission-critical applications, virtualization, and data-intensive computing.

Overview

The Samsung M393A8K40B22-CWD is a high-capacity 64GB DDR4 SDRAM module in a standard 288-pin DIMM form factor. It operates at a low voltage of 1.2V, reducing power consumption and heat generation while maintaining exceptional data integrity through Error-Correcting Code (ECC) technology. Designed as a dual-rank registered module (RDIMM), it ensures stable operation in servers and workstations with multiple memory channels, providing a seamless upgrade path for enterprise systems.

What stands out

• Massive 64GB capacity per module, ideal for memory-hungry applications and large-scale virtualization.
• Registered ECC design enhances signal integrity and error correction, ensuring 24/7 reliability.
• DDR4-2666 speed with PC4-21300 classification balances performance and power efficiency.
• Low 1.2V operating voltage contributes to lower energy costs and thermal output.
• Dual-rank architecture optimizes memory bandwidth and compatibility with server chipsets.

Technical details

• Memory Type: DDR4 SDRAM
• Module Type: RDIMM (Registered DIMM)
• Pin Count: 288-pin
• Capacity: 64 GB
• Speed: 2666 MHz (PC4-21300)
• CAS Latency: CL22
• Voltage: 1.2 V
• Error Correction: ECC (Error-Correcting Code)
• Rank: Dual Rank (2Rx4)
• Data Width: 72-bit (64-bit data + 8-bit ECC)
• Form Factor: Standard Profile DIMM
• Application: Server / Workstation

Our verdict

The Samsung M393A8K40B22-CWD is a powerhouse memory module that combines high capacity, ECC reliability, and energy efficiency. It is an excellent choice for enterprises seeking to maximize server performance and uptime without compromising on power consumption.