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The HPE P43334-B21 is a high-capacity 128GB DDR5 Smart Memory Kit designed exclusively for HPE ProLiant Gen11 servers. It features Quad Rank (4Rx4) architecture and 3DS (3D Stacking) technology, operating at 4800 MT/s to deliver massive memory density and high bandwidth for data-intensive enterprise workloads like virtualization, cloud computing, and in-memory databases.
The HPE P43334-B21 is a high-performance, enterprise-grade 128GB DDR5 memory module designed specifically for HPE ProLiant Gen11 servers.As part of the HPE SmartMemory lineup, this module is rigorously tested to ensure maximum reliability, uptime, and throughput for data-intensive workloads such as large-scale virtualization, cloud computing, and high-performance computing (HPC).
| Feature | Specification |
| Part Number | P43334-B21 |
| Product Name | HPE 128GB (1x128GB) Quad Rank x4 DDR5-4800 CAS-46-39-39 EC8 Registered 3DS Smart Memory Kit |
| Capacity | 128 GB |
| Memory Technology | DDR5 SDRAM |
| Speed | 4800 MT/s (PC5-38400) |
| Rank | Quad Rank (4Rx4) |
| Form Factor | 288-pin RDIMM (Registered DIMM) |
| Voltage | 1.1 V |
| Error Correction | ECC (Error Correction Code) |
| CAS Latency | CL46 (46-39-39) |
| Processing | Registered (Buffered) with 3DS (3D Stacking) |