P73122-B21 HPE 64GB 4800MHz DDR5 ECC RDIMM Smart Memory
P73122-B21 Overview
The HPE P73122-B21 is a 64GB DDR5 Registered DIMM (RDIMM) designed for HPE ProLiant Gen11 servers, delivering 4800MHz speed and high bandwidth to support data-intensive workloads. Built with a 288-pin form factor and operating at 1.1V, it ensures energy efficiency along with next-generation DDR5 performance.This module features ECC (Error-Correcting Code) technology, which provides error detection and correction for improved system reliability and reduced downtime in mission-critical environments. As part of HPE SmartMemory, it is validated and optimized to deliver guaranteed compatibility, performance, and stability with supported HPE platforms.
$2,249
P73122-B21 Technical Specifications
HPE 64GB 4800MHz DDR5 ECC RDIMM Smart Memory
Part Number: P73122-B21
Brand: HPE
Product Type: DDR5 Smart Memory (RDIMM)
Capacity: 64GB
Speed: 4800 MT/s (PC5-38400)
Form Factor: 288-Pin RDIMM
Module Type: Registered (Buffered)
Error Correction: ECC
Rank: Dual Rank (2Rx4)
Bus Width: 72-Bit (64-Bit Data + 8-Bit ECC)
Voltage: 1.1V
CAS Latency: CL42
Bandwidth: Up to 38.4 GB/s
Chip Organization: x4
Thermal Sensor: Integrated
Data Integrity: On-die ECC, parity protection
Reliability: Enterprise-grade with RAS features
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