Lenovo 64GB 2Rx4 DDR5-5600 PC5-44800 EC8/ECC Registered Memory SK Hynix HMCG94AGBRA628N Compatible with: SM37B82337 03LA985

Product Overview

Enhance your server performance with this high-capacity 64GB DDR5-5600 ECC Registered RDIMM memory module manufactured by SK Hynix. Featuring manufacturer part number HMCG94AGBRA628N, this enterprise-class memory module is fully compatible with Lenovo part numbers SM37B82337 and 03LA985.

Designed for demanding enterprise workloads, this DDR5 RDIMM delivers exceptional memory bandwidth, advanced error correction, and reliable performance for virtualization, cloud computing, database environments, artificial intelligence, and high-performance computing applications.

• 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
• CAS Latency: CL46
• Voltage: 1.1V
• Pin Count: 288-Pin
• Manufacturer: SK Hynix
• Part Number: HMCG94AGBRA628N
• Enterprise Grade: Designed for mission-critical server environments

This memory module is compatible with the following Lenovo part numbers:

• SM37B82337
• 03LA985

Manufacturer Part Number:

• SK Hynix HMCG94AGBRA628N

Performance

• DDR5-5600 (5600 MT/s)
• PC5-44800R Registered Memory
• CL46 Latency
• High-bandwidth DDR5 architecture
• ECC protection for enhanced reliability
• Optimized for enterprise and data center workloads

Architecture

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

Electrical Characteristics

• Operating Voltage: 1.1V
• Energy-efficient DDR5 technology
• Standard Low-Profile RDIMM form factor

Designed for Lenovo ThinkSystem V3 server platforms, including:

Rack Servers

• Lenovo ThinkSystem SR630 V3
• Lenovo ThinkSystem SR650 V3
• Lenovo ThinkSystem SR655 V3
• Lenovo ThinkSystem SR665 V3
• Lenovo ThinkSystem SR680a V3

Tower Servers

• Lenovo ThinkSystem ST650 V3

High-Density Systems

• Lenovo ThinkSystem SD650 V3
• Lenovo ThinkSystem SD650-N V3
• Lenovo ThinkSystem SD665 V3

ThinkAgile Solutions

• Lenovo ThinkAgile HX630 V3
• Lenovo ThinkAgile HX650 V3
• Lenovo ThinkAgile VX630 V3
• Lenovo ThinkAgile VX650 V3

Compatible with servers utilizing DDR5 ECC Registered memory and powered by:

Intel Platforms

• 4th Gen Intel Xeon Scalable Processors (Sapphire Rapids)
• 5th Gen Intel Xeon Scalable Processors (Emerald Rapids)

AMD Platforms

• AMD EPYC 9004 Series
• AMD EPYC 9005 Series

• Supports DDR5 ECC Registered RDIMM systems only.
• Not compatible with desktop PCs, laptops, or standard workstations.
• Not compatible with DDR5 UDIMM memory systems.
• Cannot be mixed with DDR4 memory modules.
• BIOS and firmware updates may be required for optimal DDR5-5600 operation.
• For best performance, install matching memory modules according to manufacturer guidelines.

• Enterprise Servers
• Virtualization Platforms
• Cloud Infrastructure
• Database Environments
• Artificial Intelligence Workloads
• High-Performance Computing (HPC)
• Business-Critical Applications