Lenovo 64GB 2Rx4 DDR5-5600 PC5-44800 EC8/ECC Registered Memory SK Hynix HMCG94AGBRA632N Compatible with: SM37B82337 03LA985

Product Overview

Increase the performance and reliability of your Lenovo server with this Lenovo 64GB DDR5-5600 ECC Registered RDIMM memory module manufactured by SK Hynix. Designed for enterprise environments, this high-capacity module is ideal for virtualization, cloud computing, databases, AI workloads, and other demanding data center applications.

Featuring 64GB capacity, DDR5-5600 speed, PC5-44800R bandwidth, 2Rx4 dual-rank architecture, and ECC Registered (RDIMM) technology, this memory delivers outstanding bandwidth, efficiency, and data integrity for modern Lenovo ThinkSystem platforms.

• Capacity: 64GB
• Memory Type: DDR5 SDRAM
• Speed: 5600 MT/s
• Bandwidth: PC5-44800R
• Module Type: Registered DIMM (RDIMM)
• ECC Support: Yes (EC8/ECC)
• Rank Configuration: 2Rx4 Dual Rank
• Form Factor: 288-Pin
• Voltage: 1.1V
• Manufacturer: SK Hynix
• OEM Brand: Lenovo
• Enterprise-grade server memory
• Optimized for mission-critical workloads

• Lenovo Compatible P/N: SM37B82337
• Lenovo Compatible P/N: 03LA985
• SK Hynix P/N: HMCG94AGBRA632N

Memory may be supplied with a Lenovo or SK Hynix label while maintaining identical specifications and compatibility.

Performance

• DDR5-5600 Registered Server Memory
• PC5-44800R Bandwidth
• High-Speed DDR5 Architecture
• ECC Data Integrity Protection
• Optimized for Enterprise Computing
• Improved Performance and Efficiency over DDR4

Architecture

• 64GB Capacity
• 2Rx4 Dual-Rank Design
• Registered DIMM (RDIMM)
• ECC / EC8 Error Correction
• Built with Genuine SK Hynix DDR5 Components
• 288-Pin Server Memory Module

Electrical Characteristics

• Operating Voltage: 1.1V
• Energy-Efficient DDR5 Technology
• Designed for Continuous Server Operation

Compatible with Lenovo servers and systems that support:

• DDR5 ECC Registered RDIMM Memory
• PC5-44800R Memory Modules
• 64GB 2Rx4 RDIMM Configurations

Commonly deployed in Lenovo ThinkSystem and ThinkAgile platforms utilizing:

• 4th Gen Intel Xeon Scalable Processors (Sapphire Rapids)
• 5th Gen Intel Xeon Scalable Processors (Emerald Rapids)
• AMD EPYC 9004 Series Processors
• AMD EPYC 9005 Series Processors

• Supports DDR5 ECC Registered RDIMM systems only.
• Not compatible with DDR5 UDIMM memory.
• Not compatible with desktop computers, workstations, or laptops.
• Cannot be mixed with DDR4 memory modules.
• Verify server compatibility before purchase.
• For maximum performance, install memory in matching configurations following the server manufacturer's guidelines.

• Enterprise Servers
• Virtualization Platforms
• Cloud Infrastructure
• Database Environments
• AI and Machine Learning Workloads
• High-Performance Computing (HPC)
• Mission-Critical Business Applications