HPE 32GB Dual Rank x8 DDR5-4800 EC8 Registered Smart Memory Module

Overview

The HPE P43328-B21 is a 32 GB DDR5 memory module designed for HPE servers, delivering a transfer rate of 4800 MT/s to meet the demands of virtualization, database management, and cloud applications. Its dual-rank x8 architecture ensures smooth data flow even under heavy workloads, while registered signaling and built-in ECC maintain data integrity and system stability. Operating at a low voltage of 1.1 V, this module reduces power consumption and heat generation, making it an efficient upgrade for dense server environments.

Key features

• 32 GB DDR5 capacity that expands system memory for improved multitasking and application performance
• High-speed 4800 MT/s transfer rate that aligns with modern multicore processors for faster data handling
• Dual-rank architecture with x8 devices to enhance bandwidth and support demanding workloads
• Registered DIMM design combined with ECC to detect and correct memory errors, ensuring reliable operation
• Low operating voltage of 1.1 V to reduce thermal output and lower power costs in server racks
• HPE Smart Memory validation guarantees compatibility and plug-and-play installation in HPE servers
• Standard 288-pin form factor that fits seamlessly into existing DDR5 slots without requiring system modifications
• CAS latency timings of 40-39-39 for efficient and responsive memory access

Key specs

• Capacity: 32 GB
• Memory type: DDR5
• Speed: 4800 MT/s
• Architecture: Dual rank x8
• Voltage: 1.1 V
• CAS latency: 40-39-39
• Form factor: 288-pin DIMM
• ECC: Yes, error-correcting code
• Registered: Yes

Connectivity and compatibility

This memory module is specifically designed for HPE servers with DDR5 slots, ensuring seamless integration and optimal performance. Its registered design and ECC support make it suitable for enterprise environments where data integrity and uptime are critical. The 288-pin form factor fits standard DDR5 sockets, allowing straightforward upgrades without hardware changes.

Performance and reliability

With built-in ECC and registered signaling, this module continuously monitors and corrects memory errors to prevent data corruption and system crashes. The dual-rank x8 configuration improves bandwidth efficiency, supporting high concurrency and fast response times in demanding server workloads. Its low voltage operation helps maintain cooler temperatures, contributing to longer hardware lifespan and stable performance under load.

Ideal uses and environments

This memory module is well suited to data centers, virtualization hosts, and database servers that require expanded memory capacity and reliable operation. It supports environments running containerized microservices, cloud applications, and high-traffic databases, providing a cost-effective upgrade path to enhance concurrency and system responsiveness. IT professionals managing HPE server clusters will find this module a practical choice for scaling memory without overhauling existing infrastructure.