SK Hynix 32GB DDR5-5600 RDIMM PC5-44800R Single Rank x4 Module

Brand: SK Hynix | Category: Memory (RAM)

SKU: SK -HMCG84AGBRA | Part #: HMCG84AGBRA | MPN: HMCG84AGBRA

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SK Hynix 32GB DDR5-5600 RDIMM memory modules deliver the speed and density that modern data centre infrastructure demands. At 5600 MT/s with 32GB capacity per module, the HMCG84AGBRA represents the baseline frequency sweet spot for enterprise server builds—fast enough to support demanding workloads without the premium pricing of higher frequency bins, yet dense enough to reduce slot count in two-socket and four-socket configurations. This is the memory choice you reach for when you're building dense compute clusters, virtualisation hosts, or entry-level AI inference platforms where reliable performance matters more than chasing the absolute top specification.

The module itself is a registered DIMM (RDIMM) with ECC protection, which means it's expressly built for server and workstation deployments rather than desktop use. SK Hynix manufactures this HMCG84AGBRA for the critical infrastructure market, and the engineering reflects that: the single-rank-by-four configuration (1Rx4) balances thermal performance with electrical loading, while the 1.1V operating voltage keeps power consumption predictable across large deployments. CAS latency sits at CL46, which is typical for DDR5-5600 parts and represents the acceptable trade-off between frequency and latency that keeps transaction throughput smooth in both latency-sensitive and throughput-optimised workloads. Server administrators and infrastructure teams specify SK Hynix memory modules like this one because the brand has proven reliability in mission-critical environments—downtime costs far more than the modest premium for qualified memory.

If you're a systems architect or data centre procurement manager evaluating memory for your next refresh cycle, the HMCG84AGBRA fits into the practical middle tier of DDR5 options. Compared to DDR5-4800 modules, you gain meaningful bandwidth without the complexity or cost of DDR5-6400 or faster variants. The registered architecture means you're not fighting signal integrity issues even when you're populating multiple DIMM slots on high-core-count processors—SK Hynix RDIMMs have a reputation for stability when you're running at full population on Intel Xeon or AMD EPYC platforms. The part number HMCG84AGBRA appears on qualification lists for major OEMs, and that stamp of approval carries weight in enterprise procurement workflows where compatibility must be guaranteed before deployment.

In practice, this memory module suits data centre workloads across virtualisation, database services, and containerised applications where you need enough bandwidth to keep multiple vCPUs fed without incurring unnecessary latency. The 32GB capacity per module appeals to teams running memory-constrained applications on smaller node counts—you might populate just four or eight slots rather than thirty-two, reducing complexity and cost while still delivering the performance profile your application expects. AI infrastructure teams building inference clusters also favour this capacity and speed band, since inference workloads tend to be memory-intensive but don't always require the extreme bandwidth of HBM or the fastest DRAM tiers. SK Hynix's manufacturing process ensures low defect rates and consistent performance across batches, which matters when you're deploying hundreds or thousands of modules across a fleet.

The thermal and electrical characteristics of the HMCG84AGBRA make it suitable for standard rack-mount servers with conventional cooling. The 1.1V specification is well within the standard operating range for modern server VRMs, and the single-rank design means you're not stressing the memory controller with excessive electrical load. SK Hynix publishes detailed datasheets and works closely with OEMs to ensure compatibility, so when you're evaluating this module against alternatives, you're choosing from a memory manufacturer that invests in long-term reliability and not just headline specifications. The registered DIMM design also means you can mix different speed grades on the same platform without instability—though most deployments standardise on a single specification for predictability.

Server Memory Specifications & Electrical Profile

• 32GB per DIMM capacity with 1Rx4 rank configuration for balanced electrical loading and thermal performance across high-density server platforms
• DDR5-5600 (PC5-44800R) frequency provides 44.8 GB/s theoretical bandwidth per module, meeting the I/O requirements of modern data centre and AI workloads
• CAS latency of CL46 represents industry-standard timing for DDR5-5600, maintaining acceptable transaction latencies across OLTP, virtualisation, and inference applications
• ECC Registered DIMM architecture with 1.1V operating voltage ensures signal integrity and error detection in mission-critical environments, supporting large multi-DIMM configurations without stability compromise
• Qualified across Intel Xeon Scalable (3rd Gen and newer) and AMD EPYC 7002-series and later processor platforms, with extensive OEM certification
• Single-rank design reduces memory controller stress and allows full population of available DIMM slots on dense compute nodes without electrical margin concerns
• Industrial-grade manufacturing standards from SK Hynix ensure consistent performance and low field failure rates across enterprise deployment scales

Omnixon Global stocks the SK Hynix HMCG84AGBRA and maintains inventory across our Dubai hub and regional distribution points serving the GCC, Indian subcontinent, and European markets. As a B2B distributor focused on data centre infrastructure, we understand the qualification timelines and volume requirements that drive enterprise memory procurement. If you're evaluating this module for a pilot deployment, a full refresh, or a managed service refresh cycle, we can support your technical team with sample units, detailed compatibility matrices, and RFQ support tailored to your deployment schedule. Please contact us to discuss your memory requirements and bulk allocation options.