Brand: HPE | Category: Memory (RAM)
SKU: P64347-B21 | Part #: P64347-B21 | MPN: P64347-B21
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The HPE 24GB (1x24GB) DDR5-5600 CAS-46 Single Rank x8 Registered Smart Memory Kit (P64347-B21) is an HPE-engineered memory module built on the DDR5 architecture, operating at a validated speed of 5600 MT/s with a CAS latency of 46. As a Registered (RDIMM) form factor module, it incorporates a register component between the memory controller and DRAM devices to improve signal integrity and support higher-capacity memory configurations in enterprise-grade servers. The single-rank, x8 organization delivers a balance of density and electrical efficiency suited to HPE ProLiant Gen11 platforms that require DDR5 compatibility.
HPE Smart Memory technology embeds an on-module Serial Presence Detect (SPD) mechanism that communicates verified configuration data to the host system, enabling the HPE BIOS to identify the module as a HPE component and apply optimized memory profiles. This integration supports advanced HPE server management features, including proactive memory health monitoring through HPE iLO, and can unlock performance states not available to third-party modules. The DDR5 interface also introduces on-die ECC (on each DRAM device) in addition to the system-level ECC provided by the server memory controller, adding an additional layer of data integrity protection at the silicon level.
Designed for memory-intensive enterprise and datacenter environments, this module aligns with the increasing memory bandwidth demands of AI inference, large in-memory databases, virtualization consolidation, and high-performance computing workloads. The DDR5-5600 speed grade represents the elevated frequency tier within the DDR5 generation, delivering substantially higher peak bandwidth compared to DDR4 predecessors, making it a strategic component choice for next-generation HPE server deployments targeting throughput-sensitive applications.
| Manufacturer | HPE |
| Manufacturer Part Number | P64347-B21 |
| Module Capacity | 24 GB |
| Kit Configuration | 1 x 24 GB |
| Memory Technology | DDR5 SDRAM |
| Memory Speed | 5600 MT/s |
| CAS Latency | 46 (CL46) |
| Module Type | RDIMM (Registered Dual In-Line Memory Module) |
| Form Factor | 288-pin DIMM |
| Rank Configuration | Single Rank |
| DRAM Device Width | x8 |
| Error Correction | ECC (with on-die ECC per DDR5 specification) |
| Voltage | 1.1 V |
| HPE Smart Memory | Yes |
| Compatible Server Generation | HPE ProLiant Gen11 |
| Memory Series | HPE DDR5 Smart Memory |
Available from Omnixon Global. Submit an RFQ and our team will confirm configuration and availability for your order.
| Brand | HPE |
| Category | Memory (RAM) |
| SKU | P64347-B21 |
| Part Number | P64347-B21 |
| Condition | New |
| Manufacturer Part Number | P64347-B21 |
| Module Capacity | 24 GB |
| Kit Configuration | 1 x 24 GB |
| Memory Technology | DDR5 SDRAM |
| Memory Speed | 5600 MT/s |
| CAS Latency | 46 (CL46) |
| Module Type | RDIMM (Registered Dual In-Line Memory Module) |
| Form Factor | 288-pin DIMM |
| Rank Configuration | Single Rank |
| DRAM Device Width | x8 |
| Error Correction | ECC (with on-die ECC per DDR5 specification) |
| Voltage | 1.1 V |
| HPE Smart Memory | Yes |
| Compatible Server Generation | HPE ProLiant Gen11 |
| Memory Series | HPE DDR5 Smart Memory |
Part number P64347-B21 is qualified for HPE servers that list compatible memory in their QVL. We verify QVL match before quoting — share your server model in the RFQ and our pre-sales engineers confirm fit, recommended population pattern, and total capacity supported.
Full manufacturer support (typically 3 years, RDIMM/LRDIMM SKUs often lifetime against manufacturing defects). All product is sourced through distribution so support registers cleanly under your company name.
Submit the RFQ form on this page with your quantity and destination country. Our pre-sales team responds with a vendor-confirmed quote, availability, and matching server-QVL confirmation if needed.