Samsung M393A2K40DB3-CWE - Samsung Memories
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M393A2K40DB3-CWE
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M393A2K40DB3-CWE Overview
RDIMM DDR4-3200 16GB M393A2K40DB3-CWE
Overview
RDIMM DDR4-3200 16GB
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Specification
M393A2K40DB3-CWE Specification
RDIMM DDR4-3200 16GB
Frequently Asked Questions
Is the M393A2K40DB3-CWE compatible with existing DDR4 server infrastructure? +
This RDIMM is designed for compatibility with servers supporting DDR4-3200 memory architecture. To ensure system stability, please verify that your server’s motherboard and CPU generation support the specific speed and registered DIMM (RDIMM) configuration. It is generally recommended to match this module with existing RAM of the same speed and latency specifications to avoid performance bottlenecks.
What is the primary benefit of using Registered DIMM (RDIMM) technology in this module? +
The M393A2K40DB3-CWE features a register between the DRAM modules and the system's memory controller. This design reduces the electrical load on the controller, allowing for greater memory stability and scalability in high-density server environments. By buffering the address and control signals, RDIMM technology enables the reliable use of higher capacities, making it an ideal choice for enterprise-grade server deployments.
Can I mix this 16GB RDIMM with different memory capacities in my server? +
While it is technically possible to mix capacities in some systems, we highly advise against it for production environments. For optimal performance and to maintain dual or quad-channel memory throughput, it is best to populate your server slots with identical modules. Mixing different densities can sometimes force the system to operate at lower speeds or cause memory channel configuration errors.
Does this 3200MHz RAM automatically downclock if my server supports slower speeds? +
Yes, this module is backward compatible with systems that support lower DDR4 memory speeds, such as 2933MHz or 2666MHz. The system BIOS will automatically detect the memory and negotiate the highest common frequency supported by both the motherboard and the processor. While it will function correctly, it will simply run at the slower speed defined by your existing system architecture.
How does this 16GB module help with virtualization workloads? +
Virtualization environments thrive on sufficient memory headroom to handle multiple active guest operating systems. By upgrading to 16GB RDIMM modules, you increase the total physical RAM pool available to your hypervisor. This allows for better resource allocation, reducing memory swapping and improving the overall density of virtual machines you can host on a single physical server node.
What are the power requirements for the M393A2K40DB3-CWE? +
This DDR4 module operates at the standard 1.2V, which is significantly more power-efficient than previous DDR3 generations. This lower voltage consumption is critical for large-scale data centers where managing heat and electricity costs per server rack is essential. By utilizing this efficient memory, you can maintain high performance while keeping your server’s overall power envelope within defined parameters.
Is this RAM suitable for mission-critical database applications? +
Absolutely. Because this is an RDIMM, it includes ECC (Error Correction Code) functionality, which is mandatory for mission-critical applications. ECC detects and fixes common data corruption issues in real-time, preventing system crashes and data loss. This reliability makes the module an excellent choice for database servers and enterprise applications that require continuous uptime and data integrity.
How should I handle and install this RDIMM to prevent static damage? +
Proper handling is vital for server memory longevity. Always use an anti-static wrist strap or touch a grounded metal object before touching the DIMM contacts. Hold the module by the edges and avoid touching the gold pins or surface-mounted components. Ensure the server is powered down and disconnected, then press firmly until the side retention clips click into place.
Can BuyRouterSwitch.com assist with bulk quotes for server memory upgrades? +
Certainly. If you are planning a large-scale data center upgrade and require multiple units of the M393A2K40DB3-CWE, our team is ready to provide a competitive bulk quote. We specialize in procurement for enterprise networks and can handle high-volume orders efficiently to help you meet your project timelines and budget requirements. Contact our sales department to discuss your specific quantity needs today.
Why should I purchase my server hardware components from BuyRouterSwitch.com? +
BuyRouterSwitch.com is a trusted source for enterprise networking and server hardware. We pride ourselves on offering authentic products, ensuring that your critical infrastructure is built with reliable components. Our streamlined procurement process and focus on enterprise-grade hardware make us the preferred partner for IT professionals looking to secure legitimate, high-quality gear for their server rooms and data centers.

















