HPE P19917-B21 – 32GB DDR5 4800MHz RDIMM – In Dubai
Overview :
The HPE P19917-B21 is a 32GB DDR5 registered DIMM (RDIMM) engineered for high-performance HPE ProLiant Gen11 servers. It is deployed by data center engineers and IT administrators to enhance system memory capacity, delivering higher throughput, low latency, and error correction for virtualization, analytics, and enterprise workloads.
Operating at 4800 MT/s, this module provides elevated memory bandwidth while incorporating ECC (Error-Correcting Code) to detect and correct memory errors in real time. Its registered design buffers command and address signals, reducing electrical load on the memory controller and allowing higher DIMM population across multi-channel server configurations.
This module is intended for deployment in rack and tower servers within enterprise data centers, private clouds, and high-density compute clusters. It is ideal for workloads requiring predictable memory performance, such as virtual machine hosting, in-memory database processing, and high-performance analytics applications.
Integration aligns with HPE SmartMemory validation, ensuring seamless compatibility with supported ProLiant Gen11 platforms. It supports multi-channel memory configurations and optimized memory population to maintain throughput and system stability under sustained heavy workloads.
In practice, the P19917-B21 is used to expand memory capacity in existing servers, enabling higher VM density, enhanced application performance, and better utilization of server hardware. It is not suitable for desktop PCs or systems that do not support DDR5 ECC registered memory modules.
Typical Deployment Scenarios :
• Virtualization hosts requiring high bandwidth memory
• In-memory databases and analytics platforms
• HPE ProLiant server DDR5 memory upgrades
• High-performance computing nodes
• Private cloud infrastructure optimization
Technical Specifications :
| Specification | Details |
|---|---|
| Brand | HPE |
| Part Number | P19917-B21 |
| Product Type | Server Memory (RDIMM) |
| Capacity | 32GB |
| Memory Type | DDR5 |
| Speed | 4800 MT/s |
| Form Factor | 288-pin RDIMM |
| Error Correction | ECC |
| Rank | Dual Rank |
| Voltage | 1.1V |
| Signal Processing | Registered |
| Compatibility | HPE ProLiant Gen11 |
| DIMM Type | Registered DIMM |
| Use Case | Server |
| Weight | ~0.1 lb |
Compatibility / Ecosystem :
• Compatible with HPE ProLiant Gen11 servers
• Supports multi-channel DDR5 memory configurations
• ECC-enabled for enterprise server stability
• Integrates with HPE SmartMemory DDR5 validated systems
Additional information
| Weight | 0.68 kg |
|---|---|
| Dimensions | 14.61 × 22.86 × 21.92 cm |
| Brand | HPE |






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