HPE - SmartMemory - DDR5 - module - 16 GB - DIMM 288-PIN - 4800 MHz / PC5-38400 CL40 1.1 V registered ECC

The Memory Module HPE DDR5 16GB 4800MHz (MPN P43322-B21, EAN 4549821425921) is a 16 GB DDR5 server DIMM operating at 4800 MT/s with ECC support and a 288-pin form factor. Built for use in HPE servers and compatible systems, this module is intended to increase memory capacity and throughput while maintaining data integrity and power efficiency. It uses a 1.1 V supply and a CAS latency of 40, providing a balance of performance and reliability for virtualization, database, and enterprise workloads.

Advantages

HPE DDR5 SmartMemory delivers higher bandwidth and improved latency compared with DDR4 3200 MT/s modules, enabling better overall memory throughput. These modules undergo HPE qualification and testing to ensure signal integrity and reliability, and include advanced error-detection features to reduce unnecessary DIMM replacement and server downtime. The module is power-efficient and made from high-quality components to support sustained operation in data center environments.

Suitable for

• Server virtualization and hypervisor hosts
• Database servers and in-memory databases
• Cloud and enterprise application servers
• High-density compute nodes and rack servers

Key specifications

• Capacity: 16 GB
• Type: DDR5 ECC Registered DIMM
• Speed: 4800 MT/s (4800 MHz)
• CAS Latency: 40
• Form factor: 288-pin DIMM
• Voltage: 1.1 V
• Weight: 0.045 kg
• Manufacturer part number (MPN): P43322-B21
• EAN: 4549821425921

How to use

Install the module into a compatible 288-pin DIMM slot on an HPE server or a supported motherboard while the system is powered off and unplugged, following the server manufacturer’s installation procedures. Ensure memory population rules and channel configurations recommended by HPE are observed for optimal performance. After installation, enable ECC in firmware/BIOS if not automatically enabled and verify that the system recognizes the full 16 GB capacity.

Recommendations

Use HPE-qualified DDR5 modules in matched pairs or configurations recommended by HPE to maximize bandwidth and reliability. For critical workloads, follow HPE guidelines for memory population, firmware updates, and system validation to maintain uptime and data integrity.