SK Hynix 16GB DDR5-5600 Memory Module

Brand: SK Hynix | Category: Memory (RAM)

SKU: SKHYNIXHMCG78MEBRA16GBDDR55600RAM | Part #: HMCG78MEBRA | MPN: HMCG78MEBRA

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SK Hynix's HMCG78MEBRA 16GB DDR5-5600 memory module addresses a specific and growing demand within modern data centre infrastructure: dense, power-efficient memory configurations for Intel Xeon Scalable Gen 4 and Gen 5 processors, as well as compatible AMD EPYC platforms that operate across dual or quad-channel memory subsystems. This module occupies a critical position in the middle tier of DDR5 performance bands, delivering the speed and stability required by hyperscale operators without the thermal overhead of higher-frequency alternatives. For system integrators, procurement teams, and infrastructure architects evaluating memory refreshes across the GCC region, the HMCG78MEBRA represents the practical sweet spot between cost per gigabyte and real-world workload performance.

The technical foundation of this SK Hynix product centres on a straightforward but purposeful specification: 16GB capacity operating at 5600 megatransfers per second with a CAS latency of 40 cycles. Running at just 1.1 volts, the module generates minimal thermal load in densely populated DIMM slots—a consideration that matters significantly when your data centre cooling budget is already committed to processor and fabric heat dissipation. The 288-pin DIMM form factor ensures seamless integration into standard server motherboards without requiring architecture-level redesign. SK Hynix manufactures memory with a reputation for conservative binning and multi-vendor validation; HMCG78MEBRA modules ship with proven compatibility across OEM platforms, reducing the post-purchase validation workload that falls on your internal test labs.

From an operational standpoint, the HMCG78MEBRA module's CL40 latency sits within the expected range for DDR5-5600 components across the industry. While latency-sensitive workloads—particularly database query engines, financial trading systems, and real-time analytics platforms—may gravitate toward higher-cost, lower-latency SKUs, the majority of enterprise and AI infrastructure deployments prioritize bandwidth density and per-DIMM capacity. The 5600 MT/s speed tier delivers sufficient memory throughput for large language model inference, batch processing, and virtualized workload consolidation. Storage architects and AI infrastructure teams specifying configurations for machine learning training clusters frequently select this exact speed tier, pairing multiple HMCG78MEBRA modules across as many channels as the platform supports. System administrators rolling out refresh cycles across hundreds of servers appreciate the standardization that SK Hynix's validation process brings; modules bearing the HMCG78MEBRA part number exhibit consistent performance characteristics from unit to unit, eliminating the variance that plagues some secondary-market or lower-tier suppliers.

The thermal envelope warrants a dedicated note for anyone designing high-density blade or 2U configurations. The module's 0°C to 85°C operating temperature specification is standard for enterprise DDR5, but SK Hynix's conservative voltage footprint (1.1V) means the HMCG78MEBRA generates noticeably less heat than overclocked or higher-voltage alternatives. When you're mounting 24 or 32 DIMM slots per server node and operating at 80 percent utilization, that 100-millivolt or more reduction per module translates directly to lower exhaust temperatures and reduced cooling fan ramp-up cycles. Data centre operators running perpetually warm facilities in the Middle East appreciate this efficiency margin; it compresses your power cost per workload unit and extends the usable lifespan of your cooling infrastructure. The HMCG78MEBRA avoids the need for specialized thermal pads or enhanced airflow management that some higher-speed DDR5 modules demand.

SK Hynix does not support error-correcting code (ECC) on this particular module, which is the correct choice for the vast majority of server deployments. ECC memory carries a 5 to 10 percent cost premium and introduces an additional CPU core dependency for error detection and correction overhead. Only mission-critical financial systems, government infrastructure, and specialized high-availability clusters justify ECC across every DIMM slot. For standard enterprise workloads, virtualization hypervisors, cloud-native applications, and even most AI training runs, non-ECC DDR5 from SK Hynix delivers the reliability needed without the cost penalty. System architects and procurement managers understand this distinction; the HMCG78MEBRA's lack of ECC support is a feature, not a limitation, for the broad enterprise market.

Performance Specifications and Memory Subsystem Integration

• 16GB per-module capacity with 5600 MT/s throughput supports four to eight DIMM configurations in Intel Xeon and AMD EPYC platforms, delivering 64GB to 128GB per processor socket
• CAS latency of 40 cycles balances memory access speed with power efficiency across typical workload profiles in data centre and AI infrastructure
• 1.1V operating voltage minimizes thermal dissipation in high-density server chassis, reducing cooling overhead by 8 to 12 percent versus higher-voltage DDR5 alternatives
• 288-pin DIMM form factor ensures compatibility with standard registered and buffered memory sockets on OEM platforms without adapter cards or firmware patches
• Part number HMCG78MEBRA maintains consistent SKU designation across distributor networks, eliminating confusion between different vendor or binned versions
• SK Hynix manufacturing quality and multi-vendor validation reduce post-purchase compatibility testing by 40 to 60 percent compared to untested secondary-market inventory
• Operating temperature range of 0°C to 85°C permits deployment in standard raised-floor data centres as well as hot-aisle containment and free-cooling environments

Omnixon Global maintains active stock of SK Hynix HMCG78MEBRA memory modules from our Dubai distribution centre, serving system integrators, hyperscale operators, and enterprise IT procurement teams across the GCC, South Asia, and Europe. Our technical team validates compatibility across Intel and AMD platforms before shipment, and we hold ISO 9001 and ISO 14001 certifications for quality and environmental management. If you require immediate quotations, technical datasheets, or bulk inventory allocation for a major infrastructure deployment, contact our sales team with your request for quotation (RFQ). We support lead times, configuration options, and supply-chain transparency that position your project for on-time delivery and cost certainty.