Description
The HPE 128GB (1x128GB) DDR5-4800 Quad Rank x4 EC8 Registered 3DS Smart Memory Kit (P69974-B21) is an enterprise-class server memory module designed for high-performance and mission-critical workloads. Built specifically for HPE ProLiant Gen11 servers, this DDR5 RDIMM delivers improved bandwidth, higher density, and enhanced reliability for modern data-center environments.
This memory module is ideal for virtualization, databases, cloud computing, and analytics workloads that require fast data access, large memory capacity, and consistent system stability.
Source:
https://www.hpe.com/us/en/servers/server-memory.html
High-Performance DDR5 Server Memory
DDR5-4800 Speed for Enterprise Workloads
The DDR5-4800 (4800 MT/s / PC5-38400R) speed provides significantly higher bandwidth compared to DDR4 memory. This allows faster data processing, reduced latency, and improved system responsiveness, especially in memory-intensive applications.
Source:
https://www.hpe.com/ae/en/product-catalog/options/server-memory.html
Quad Rank x4 Architecture
The Quad Rank (4R) x4 design enables higher memory density per DIMM while maintaining stable signal integrity. This architecture is well suited for enterprise servers that require balanced performance and scalability.
Enterprise-Grade Reliability and Error Protection
EC8 Registered ECC Technology
This module features EC8 Registered ECC (Error-Correcting Code), which automatically detects and corrects memory errors. ECC protection helps prevent data corruption, system crashes, and unexpected downtime, making it essential for business-critical server environments.
Source:
https://www.hpe.com/us/en/servers/server-memory.html
3DS (3D Stacked) Smart Memory Technology
The 3DS Smart Memory design stacks multiple DRAM layers vertically, enabling higher capacity DIMMs with improved thermal efficiency. This technology allows data centers to scale memory capacity without sacrificing performance or reliability.
Power Efficiency and Thermal Optimization
Low-Voltage 1.1V Operation
Operating at 1.1 volts, DDR5 memory consumes less power than previous generations. Lower power usage reduces heat output and helps improve overall energy efficiency in enterprise data centers.
Source:
https://www.hpe.com/us/en/servers/server-memory.html
Technical Specifications
Memory Specifications
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Manufacturer: HPE
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Part Number: P69974-B21
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Capacity: 128GB (1x128GB)
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Memory Type: DDR5 Registered (RDIMM)
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Speed: 4800 MT/s (PC5-38400R)
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CAS Latency: 46-39-39
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Rank: Quad Rank (4R)
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ECC: Yes (EC8 Registered ECC)
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3DS Technology: Yes
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Voltage: 1.1 V
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Form Factor: 288-pin DIMM
Source:
https://www.hpe.com/ae/en/product-catalog/options/server-memory.html
Compatibility and Use Cases
Supported Server Platforms
The HPE 128GB DDR5-4800 Smart Memory Kit is designed for HPE ProLiant Gen11 and newer servers that support DDR5 RDIMM and Smart Memory features.
Ideal Applications
This memory module is ideal for:
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Virtualization and hypervisor environments
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Enterprise databases and in-memory applications
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Cloud infrastructure and private data centers
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Analytics and AI-driven workloads
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High-performance computing (HPC)
Source:
https://www.hpe.com/us/en/servers/proliant-servers.html
Why Choose HPE Smart Memory
Server-Qualified and Vendor-Certified
HPE Smart Memory is rigorously tested and certified for HPE servers to ensure full compatibility, accurate system monitoring, and maximum performance. Using genuine HPE memory helps maintain server warranty, firmware compatibility, and long-term reliability.
Source:
https://www.hpe.com/us/en/servers/server-memory.html
Conclusion
The HPE 128GB DDR5-4800 Quad Rank x4 EC8 Registered 3DS Smart Memory (P69974-B21) delivers the performance, capacity, and reliability required for modern enterprise servers. With advanced DDR5 architecture, ECC protection, and 3DS stacking technology, this memory module is an excellent choice for organizations running demanding, mission-critical workloads.
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