SK Hynix 64GB 2Rx4 DDR5-5600 PC5-44800 EC8/ECC Registered Memory HMCG94AGBRA632N Compatible with: UCS-MRX64G2RE3= UCS-MRX64G2RE3 (3rd Party Compatible)

Compatible with: UCS-MRX64G2RE3= | UCS-MRX64G2RE3

(3rd Party Compatible)

Product Overview

Upgrade your Cisco UCS server with this high-performance 64GB DDR5-5600 ECC Registered RDIMM memory module manufactured by SK Hynix. Designed for demanding enterprise environments, this module delivers exceptional memory bandwidth, reliability, and scalability for virtualization, cloud computing, database applications, AI workloads, and mission-critical data center operations.

Featuring a 64GB capacity, DDR5-5600 speed, 2Rx4 dual-rank architecture, and ECC Registered (RDIMM) technology, this memory module helps maximize server performance while maintaining data integrity and system stability.

This listing is for a 3rd Party Compatible memory module equivalent to Cisco part numbers UCS-MRX64G2RE3= and UCS-MRX64G2RE3.

• Capacity: 64GB
• Memory Type: DDR5 SDRAM
• Speed: 5600 MT/s
• Bandwidth: PC5-44800R
• Module Type: ECC Registered DIMM (RDIMM)
• Error Correction: ECC / EC8
• Rank Configuration: 2Rx4 Dual Rank
• CAS Latency: CL46
• Voltage: 1.1V
• Form Factor: 288-Pin DIMM
• Manufacturer: SK Hynix
• Part Number: HMCG94AGBRA632N
• Enterprise-grade server memory
• Optimized for modern DDR5 server platforms

Performance

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

Architecture

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

Electrical Characteristics

• Operating Voltage: 1.1V
• Energy-efficient DDR5 technology
• Low-profile RDIMM form factor
• Optimized power management for enterprise servers

Compatible with Cisco UCS servers that support DDR5 ECC Registered RDIMM memory, including select:

Cisco UCS C-Series Rack Servers

• Cisco UCS C220 M8
• Cisco UCS C240 M8
• Cisco UCS C225 M8
• Cisco UCS C245 M8

Cisco UCS X-Series Modular Systems

• Cisco UCS X210c M8 Compute Node
• Cisco UCS X-Series Infrastructure

Cisco UCS Virtualization and Cloud Platforms

• VMware Environments
• Microsoft Hyper-V Deployments
• Nutanix Infrastructure
• Cisco Intersight Managed Systems

Supports DDR5 server platforms 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 DDR5 UDIMM systems.
• Not compatible with desktop PCs or laptops.
• Cannot be mixed with DDR4 memory modules.
• Memory speed may operate at lower frequencies depending on server configuration and CPU capabilities.
• Follow Cisco memory population guidelines for optimal performance.

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