M393A8G40AB2-CWE Samsung 1x64GB DDR4 RDIMM ECC RAM

High-Density DDR4 RDIMM Server Memory Expansion featuring ECC Registered architecture with the M393A8G40AB2-CWE

The M393A8G40AB2-CWE is a 64GB DDR4-3200 ECC Registered RDIMM engineered for predictable memory scaling in modern rack and blade server platforms based on Intel Xeon Scalable and AMD EPYC generations that standardize on DDR4 channels. By using a registered buffer, the M393A8G40AB2-CWE helps maintain signal integrity and stable timing margins as DIMM slots are fully populated, supporting higher memory capacity per socket without compromising platform reliability.

In PCIe-centric systems where accelerator, NIC, and storage I/O bandwidth continue to scale across PCIe Gen4 and Gen5 fabrics, memory capacity and error resilience remain critical to avoid CPU stalls and I/O underutilization. The M393A8G40AB2-CWE complements NVMe-heavy storage architectures and dense expansion topologies by providing consistent DDR4-3200 throughput for virtualization, database, and cache tiers, while ECC protection and a 72-bit data path reduce the operational risk of silent data corruption in long-running enterprise workloads.

Why Choose the M393A8G40AB2-CWE?

The M393A8G40AB2-CWE delivers a practical density-to-performance profile for DDR4 servers that need 64GB increments per slot, enabling scalable memory footprints with fewer DIMMs and simplified population planning. Designed for enterprise reliability, the M393A8G40AB2-CWE supports capacity growth without forcing platform changes, making it well suited for phased upgrades and standardized fleet deployments.

Samsung designs server memory with a focus on consistent electrical characteristics, validation discipline, and long lifecycle support aligned to data centre operability standards. This engineering approach helps ensure that modules like the M393A8G40AB2-CWE integrate cleanly into qualified server configurations and maintain stability under continuous duty cycles.

Key Applications:

• Server virtualization and private cloud expansion
• Database servers and in-memory caching nodes
• General-purpose rack and blade server memory population
• Scale-up application servers with high RAM footprints

At Happyware - Server Hardware you benefit from non-binding offers tailored to your exact platform and population targets for the M393A8G40AB2-CWE, helping you procure validated memory at the right scale. For rollouts across clusters, bulk order discount options support cost-efficient standardization on the M393A8G40AB2-CWE.