SK Hynix DDR5 LRDIMM 128GB 6400MT/s Server Memory

Brand: SK Hynix | Category: Memory (RAM)

SKU: HMCG94MEBRA215N | Part #: HMCG94MEBRA215N | MPN: HMCG94MEBRA215N

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About the SK Hynix DDR5 LRDIMM 128GB 6400MT/s Server Memory

SK Hynix DDR5 LRDIMM 128GB 6400MT/s modules deliver quad-rank, dual-level error correction for mission-critical enterprise servers. Built on JEDEC DDR5 LRDIMM standards, this SK Hynix memory (part number HMCG94MEBRA215N) is engineered for Intel Xeon Scalable (Sapphire Rapids and later) and AMD EPYC DDR5-capable server platforms, making it the ideal choice for storage architects and IT procurement teams deploying high-density, fault-tolerant infrastructure.

The module features 128GB capacity operating at 6400MT/s data transfer rate with dual ECC protection: DIMM-level ECC plus DDR5 on-die ECC (ODECC), ensuring data integrity across demanding workloads. Its quad-rank (4Rx4) configuration maximizes memory density per socket, while the 72-bit data width (64-bit data + 8-bit ECC) and load-reduced topology reduce electrical stress on server memory controllers. Operating across the standard JEDEC temperature range of 0°C to 85°C at 1.1V, the SK Hynix HMCG94MEBRA215N integrates 288-pin DIMM architecture with registered buffering for seamless integration into modern data center environments.

Enterprise Server Deployment Scenarios

  • High-density virtualization clusters requiring 128GB per socket with corrected, reliable memory
  • Database and in-memory analytics platforms where dual-layer ECC prevents silent data corruption
  • HPC and scientific computing workloads leveraging quad-rank density and 6400MT/s bandwidth
  • Mission-critical OLTP systems demanding fault tolerance and load-reduced electrical profiles
  • Next-generation Xeon Scalable and EPYC deployments standardizing on DDR5 LRDIMM architecture

For pricing, availability, and technical specification verification of the SK Hynix DDR5 LRDIMM (HMCG94MEBRA215N), contact the Omnixon Global team to submit your RFQ.

Technical Specifications

BrandSK Hynix
CategoryMemory (RAM)
SKUHMCG94MEBRA215N
Part NumberHMCG94MEBRA215N
ConditionNew
Module TypeLRDIMM (Load-Reduced DIMM)
DDR GenerationDDR5
Capacity128GB
Data Transfer Rate6400 MT/s
Module Interface288-pin
Voltage1.1V
ECC SupportYes — DIMM-level ECC plus DDR5 on-die ECC (ODECC)
On-Die ECCYes (DDR5 native)
RanksQuad Rank (4Rx4)
Data Width72-bit (64-bit data + 8-bit ECC)
DRAM Die TechnologyDDR5 DRAM
Register / BufferRCD + Data Buffer (LRDIMM topology)
Form Factor288-pin DIMM
Operating Temperature0°C to 85°C (standard JEDEC operating range for server LRDIMMs)
Compatible PlatformsIntel Xeon Scalable (Sapphire Rapids and later) and AMD EPYC DDR5-capable server platforms
JEDEC ComplianceJEDEC DDR5 LRDIMM standard

Frequently Asked Questions about SK Hynix DDR5 LRDIMM 128GB 6400MT/s Server Memory

What does the SK Hynix DDR5 LRDIMM 128GB 6400MT/s Server Memory do?

The SK Hynix DDR5 LRDIMM 128GB 6400MT/s Server Memory is enterprise server memory designed for ECC-protected workloads — virtualization hosts, database servers, analytics platforms, and AI training rigs. SK Hynix validates this module against major server vendor compatibility matrices.