Samsung 32GB DDR5 RDIMM MDRR544QDBC2-3

Brand: Samsung | Category: Memory (RAM)

SKU: SAM-MDRR544QDBC23 | Part #: MDRR544QDBC2-3 | MPN: MDRR544QDBC2-3

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A modern data centre supporting 2nd-generation Intel Xeon Scalable or AMD EPYC Genoa processors can accommodate up to 12 DDR5 memory modules per server, which means the Samsung MDRR544QDBC2-3 32GB registered DIMM enables a maximum memory capacity of 384GB per socket. For dual-socket configurations—standard in enterprise infrastructure—that ceiling reaches 768GB of system memory, a specification that addresses the memory-intensive workloads now routine in AI inference, large-language-model serving, and complex analytics pipelines. This is the memory ceiling that infrastructure teams are evaluating when they spec new generations of servers, and the MDRR544QDBC2-3 delivers Samsung's proven reliability in the DDR5-6400 speed class, with on-die ECC redundancy built into the DRAM die itself and paired with system-level error correction to eliminate single-bit errors before they propagate.

The part number MDRR544QDBC2-3 represents Samsung's registered DIMM offering for the 4th and 5th generation Intel Xeon Scalable and AMD EPYC Genoa/Bergamo families, a product line engineered specifically for the demands of mission-critical servers where memory reliability and uptime directly affect SLA commitments and revenue. This module operates at 1.1V nominal voltage with a 2Rx8 rank configuration, consuming considerably less power than earlier DDR4 generations while supporting the faster 6400 Mbps data transfer rates that newer processor architectures demand. The registered buffering architecture isolates address and command signals through a register stage, which distributes load across the memory bus and permits higher module counts per server without signal integrity degradation—a critical design choice for 12-DIMM configurations in density-optimized systems. Samsung's MDRR544QDBC2-3 maintains the 288-pin standard for DDR5 RDIMMs and adheres to JEDEC specifications, ensuring predictable qualification timelines and interoperability with major OEM server platforms.

Enterprise memory procurement typically flows through two distinct decision pathways. First, the data centre architect or infrastructure manager evaluates total-cost-of-ownership across processor generations, factoring in the memory bandwidth required for their specific workload mix—whether that's transactional databases, in-memory analytics, or containerized AI workloads running on Kubernetes clusters. Second, the systems administrator or platform engineer conducts the actual vendor qualification, stress-testing modules in their target hardware and validating compatibility through vendor support matrices before committing to bulk orders. For both audiences, the MDRR544QDBC2-3 offers Samsung's long track record of POST (Power-On Self-Test) reliability and low field failure rates in comparable DDR4 modules, a historical performance metric that reduces perceived procurement risk when migrating from older generation server hardware. The on-die ECC functionality means that transient bit flips—which occur at higher frequencies in high-density memory configurations—are detected and corrected in real time without requiring system intervention, a silent reliability feature that protects revenue-critical workloads in finance, healthcare, and telecommunications.

Thermal management in modern server platforms has tightened considerably, and the Samsung MDRR544QDBC2-3 operates across the full 0°C to 85°C range required by current server specifications, with Kingston-qualified thermal design that maintains stable operation even in densely populated 12-DIMM configurations where air-cooling challenges are most acute. The registered DIMM design means that address and command buffering already reduces the electrical load on memory bus signalling, improving signal timing margins and reducing voltage droop across full-capacity systems. This translates to improved stability in high-utilization scenarios where memory bandwidth is saturated and thermal load is peak—precisely the conditions that occur during batch machine-learning training runs, ETL (extract-transform-load) jobs processing multi-terabyte datasets, or concurrent database queries during peak business hours. Infrastructure teams evaluating DDR5 migrations often ask whether registered DIMMs cost more to qualify than unbuffered UDIMMs; the answer is that registration overhead is minimal and the reliability gains in production systems justify the minor cost differential within a three-year amortization horizon typical of server hardware budgeting.

Omnixon Global maintains regional stock of Samsung enterprise memory modules across Dubai and the wider GCC region, supporting rapid deployment for hyperscale data centre buildouts, AI lab expansions, and enterprise server refresh cycles. Our technical team works directly with infrastructure architects to validate part-number selections against OEM compatibility matrices and customer workload requirements, ensuring that memory procurement aligns with processor generation, server platform, and long-term capacity planning. Request a quotation for the MDRR544QDBC2-3 or discuss alternative memory configurations for your infrastructure roadmap—our sales engineering team can be reached through the contact channels below.

Platform Compatibility and Operational Specifications

• Supported processor families: Intel Xeon Scalable (4th and 5th generation) and AMD EPYC Genoa/Bergamo processors with DDR5 memory controllers
• Maximum memory configuration per dual-socket server: 768GB (12 modules × 32GB × 2 sockets)
• Data transfer rate: DDR5-6400 with 6400 Mbps bandwidth, providing 51.2GB/s per channel in dual-channel configuration
• On-die ECC plus system-level error correction for single-bit error detection and correction without system intervention
• Registered buffering architecture isolating address and command signals to support high-density module configurations and improve signal integrity across full-capacity systems
• Operating voltage: 1.1V nominal with thermal stability across 0°C to 85°C ambient range, suitable for densely populated server chassis
• Form factor: 288-pin registered DIMM (RDIMM) with 2Rx8 rank configuration, compliant with DDR5 JEDEC standards