SK Hynix 128GB DDR5-5600 LRDIMM ECC Server Memory HMCG94AGBUA081N

The SK Hynix HMCG94AGBUA081N is a 128GB Load-Reduced DIMM (LRDIMM) implementing DDR5-5600 specification with full ECC protection, engineered for 4th and 5th generation Intel Xeon Scalable processors and compatible AMD EPYC platforms. This high-capacity module addresses the architectural requirement for maximum per-socket DRAM in large-memory server configurations, enabling single-node deployments of in-memory analytic platforms, vector databases, and multi-model AI inference stacks without requiring scale-out clustering. The LRDIMM topology leverages register and buffer components to reduce electrical loading on the memory controller, permitting higher density DIMM populations while maintaining signal integrity and system stability across full socket configurations.

Designed for mission-critical enterprise workloads, this module incorporates single-bit error correction (SECDED) ECC functionality to protect against transient soft errors common in high-performance computing environments. The DDR5-5600 data rate delivers 44.8 GB/s peak bandwidth per module, supporting latency-sensitive applications including real-time analytics, large language model inference, and genomic sequence processing. Launched in 2024-Q1, the module reflects current-generation DRAM architecture optimized for server thermal envelopes and power delivery constraints in dense datacenter deployments.

Ideal for

• In-memory OLAP analytics platforms requiring 1TB+ aggregate capacity across multiple sockets
• Vector database and semantic search infrastructure for retrieval-augmented generation (RAG) applications
• Large language model inference with full model weights and intermediate tensor caching in DRAM
• High-frequency financial data processing and algorithmic trading decision engines
• Genomic and bioinformatics workload acceleration with reference genome indexes resident in memory
• Machine learning feature store and model serving with microsecond-latency lookups

Technical specifications

Available from Omnixon Global. Submit an RFQ and our team will confirm configuration and availability for your order.