Samsung 32GB DDR5-6400 RDIMM M321R4GA3EB2-CCP

Brand: Samsung | Category: Memory (RAM)

SKU: SAM-M321R4GA3EB2-CCP | Part #: M321R4GA3EB2-CCP | MPN: M321R4GA3EB2-CCP

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Samsung's M321R4GA3EB2-CCP delivers 32GB of DDR5 memory at 6400 MT/s—a frequency that balances throughput demand against thermal and power constraints in dense server environments. When a data centre operations team or server configurator is building out a new rack or refreshing aging infrastructure, this RDIMM module sits in the middle tier of what's practical for most mission-critical workloads. The 2Rx8 rank configuration and registered DIMM format make it a natural fit for systems that prioritize stability and address range over raw per-socket capacity.

The M321R4GA3EB2-CCP is built on Samsung's proven DDR5 controller architecture, which means it inherits the error-correction capabilities and signal integrity tuning that enterprise customers have come to expect from the brand. Running at 1.1V, this module consumes less power than earlier DDR generations, a detail that matters when you're counting kilowatts across 48 or 96 sockets in a single data centre pod. The registered design isolates memory traffic on the channel, reducing electrical stress on the CPU's memory controller and extending the safe operating window for both the module and the platform it's installed into. For storage architects and infrastructure teams planning multi-year deployments, that longevity translates to fewer unplanned outages and lower cost-of-ownership.

Samsung invested heavily in DDR5 qualification across x86 and some ARM-based server platforms, and the M321R4GA3EB2-CCP reflects that work. You'll find this exact part number validated on third- and fourth-generation EPYC systems, as well as on Intel Xeon Platinum and Gold processors that shipped with DDR5 support from late 2022 onward. The 6400 MT/s speed is not the maximum that DDR5 can reach—faster bins exist at 7200 and 8533 MT/s—but 6400 represents the sweetspot where Intel and AMD both guarantee full stability without exotic cooling or firmware tweaks. In practice, if your hyperscaler or enterprise customer is running AI inference at scale or handling large in-memory datasets, this speed avoids the bottleneck that slower DDR4 creates while keeping DIMM costs reasonable relative to the entire server bill of materials.

Procurement teams and sysadmins appreciate the Samsung M321R4GA3EB2-CCP because it carries Samsung's multi-year warranty and shows up in nearly every major OEM's approved components list. The RDIMM format also makes it easier to populate high-capacity configurations—you can install multiple 32GB modules per channel without worrying about uneven rank distribution or signal collapse. When an IT operations manager is tasked with standing up 50 or 500 servers for a new customer deployment or internal expansion, the ability to use identical parts across all nodes simplifies inventory, reduces SKU sprawl, and makes troubleshooting faster if a memory-related issue does surface.

Omnixon Global stocks the Samsung M321R4GA3EB2-CCP and related DDR5 RDIMM products from our warehouses in Dubai and across the GCC region. Whether you're specifying memory for a data centre refresh in Saudi Arabia, an AI research lab in the UAE, or a regional office expansion in India or Southeast Asia, we handle direct quotes, bulk configuration support, and technical guidance on platform compatibility. Contact us with your server models and capacity requirements—we'll match the right Samsung memory module to your infrastructure timeline and get you sourcing answers within hours.

Technical Specifications & Performance Profile

• Capacity: 32GB per DIMM with 2Rx8 rank organization for optimized channel load
• Speed: DDR5-6400 (6400 MT/s) validated across EPYC and Xeon DDR5 platforms
• Voltage: 1.1V standard—lower than DDR4, reducing thermal output in dense installations
• ECC Protection: Full single-bit error correction and detection across all memory cells
• Form Factor: 288-pin RDIMM (Registered DIMM) for server and high-reliability computing
• OEM Support: Samsung-qualified for EPYC 7004, Xeon Platinum 4th Gen, and compatible third-party platforms
• Warranty & Support: Standard Samsung enterprise memory warranty with technical datasheet and SPD verification available