P80764-B21 HPE 96GB Dual Rank X4 DDR5-6400Mhz PC5-51200 Memory

Overview of HPE P80764-B21 96GB DDR5 Smart Memory

The HPE P80764-B21 96GB DDR5 Smart Memory module is engineered for modern enterprise workloads that demand exceptional speed, reliability, and scalability. Designed specifically for data center and server environments, this high-capacity DDR5 RDIMM memory solution delivers advanced performance improvements over previous-generation server memory technologies. With 6400MT/s transfer speed, ECC protection, and registered signal processing, this HPE Smart Memory module is ideal for virtualization, cloud infrastructure, AI processing, database management, and high-performance computing applications. Built with enterprise-grade components, the HPE 96GB DDR5 RDIMM module enhances server responsiveness while maintaining system stability during intensive workloads. The module supports dual rank x4 architecture and operates at 1.1V for improved energy efficiency and optimized thermal performance inside mission-critical server environments.

General Information

• Manufacturer: HPE
• Part Number: P80764-B21
• Product Type: Smart Memory

Technical Specifications

• Capacity: 96GB
• Memory Technology: DDR5 SDRAM
• Speed: 6400MT/s
• Memory Standard: PC5-51200
• CAS Latency: CL46
• Signal Processing: Registered
• Error Checking: ECC
• Memory Rank: Dual Rank x4

Physical Specifications

• Form Factor: 288-pin RDIMM
• Operating Voltage: 1.1V
• Shipping Dimensions: 8.89 x 19.05 x 1.91 cm
• Shipping Weight: 0.04 kg

The HPE P80764-B21 96GB PC5-51200 DDR5 Memory 

The HPE P80764-B21 96GB PC5-51200 DDR5 6400MHz 2RX4 ECC Registered 288-pin RDIMM Smart Memory module is engineered for enterprise-grade server platforms that demand exceptional speed, stability, scalability, and reliability. Designed for modern data center environments, this high-capacity DDR5 registered memory solution delivers improved memory bandwidth, lower latency efficiency, and advanced error correction capabilities for intensive computing workloads. Organizations deploying virtualization clusters, cloud infrastructure, AI-driven analytics, high-density databases, enterprise applications, and software-defined storage environments benefit significantly from the performance enhancements offered by this HPE Smart Memory module.

Advanced DDR5 Memory 

DDR5 technology introduces substantial improvements over previous-generation DDR4 memory standards. The HPE memory module leverages these innovations to deliver greater throughput, increased module density, and improved energy efficiency for enterprise deployments. DDR5 memory architecture significantly enhances server responsiveness while supporting larger memory footprints for demanding applications. One of the major benefits of DDR5 memory is increased memory bandwidth. Operating at 6400MHz, this RDIMM module provides substantially higher data transfer rates compared to earlier DDR generations. The increased throughput enables faster communication between processors and memory resources, reducing bottlenecks during simultaneous multi-threaded operations.

Improved Data Transfer Performance

High-speed memory access is essential in enterprise servers supporting virtualization, transactional databases, large-scale analytics, and hybrid cloud infrastructure. The pc5-51200 specification indicates a high-performance DDR5 module capable of transferring large amounts of data efficiently across server workloads. Faster memory access reduces processing delays and enhances overall system throughput. In environments where applications continuously process real-time data, memory bandwidth becomes a critical factor. The 5600MT/s speed rating helps improve application responsiveness, database query execution, and workload scalability. Data-intensive enterprise applications benefit from reduced latency and optimized memory operations.

96GB capacity

The 96GB capacity of the HPE module enables servers to support larger virtualized workloads and memory-intensive applications without requiring excessive DIMM population. High-density memory configurations are especially important for virtualization hosts, AI training systems, enterprise resource planning platforms, and cloud-native applications. By utilizing fewer modules to achieve large memory capacities, organizations can improve airflow efficiency, simplify memory configuration management, and optimize future scalability planning. Higher-density memory modules also reduce motherboard slot utilization, leaving expansion flexibility for future upgrades.

PC5-51200 Performance Advantages

The PC5-51200 specification represents a significant advancement in server memory bandwidth. Operating at 6400MT/s, the HPE provides faster communication between the processor and memory subsystem, enabling improved responsiveness in compute-intensive applications. High-bandwidth memory becomes increasingly important as server CPUs continue expanding core counts and processing capabilities. Servers equipped with DDR5-6400 memory can process large datasets more efficiently while supporting greater parallel workload execution. Applications involving real-time analytics, virtualization orchestration, machine learning inference, and cloud-native services can benefit substantially from the improved throughput offered by PC5-51200 memory modules.

ECC Registered Memory

Error Correcting Code technology plays a critical role in enterprise computing environments where data integrity and system reliability are essential. The HPE Smart Memory module includes ECC functionality that automatically detects and corrects memory errors before they impact server operations or application stability. ECC Registered memory is widely deployed in enterprise servers because it significantly reduces the likelihood of crashes, corrupted transactions, and system instability caused by memory-related faults. In mission-critical environments such as financial systems, healthcare databases, cloud platforms, and virtualization infrastructure, ECC protection helps maintain consistent uptime and operational reliability.

Registered DIMM Technology

Registered DIMM architecture adds a register between the memory module and the memory controller, improving signal integrity and enabling servers to support larger memory configurations. RDIMM technology is particularly important in multi-processor enterprise servers where memory stability must remain consistent under heavy computational loads. The registered design reduces electrical loading on the memory controller, enabling improved scalability and reliability when multiple memory modules are installed. Enterprise servers operating with large memory capacities depend on RDIMM technology to maintain stable performance across demanding workloads.

Enhanced Signal Integrity

Signal integrity becomes increasingly important as memory frequencies and module capacities continue to rise. The HPE module incorporates enterprise-grade engineering designed to maintain stable communication between server processors and memory subsystems. Improved signal reliability contributes to reduced transmission errors and more dependable performance under sustained operational pressure.

Optimized for HPE ProLiant Servers

HPE Smart Memory modules are specifically engineered and validated for compatibility with HPE ProLiant server platforms. This optimization ensures reliable interoperability, firmware synchronization, and consistent performance across enterprise deployments. Organizations using HPE infrastructure benefit from enhanced memory authentication, monitoring capabilities, and quality assurance testing. Unlike generic server memory, HPE Smart Memory undergoes rigorous validation procedures to ensure operational stability in demanding enterprise environments. Compatibility testing includes extensive workload simulation, thermal performance validation, and reliability assessments designed for mission-critical infrastructure.

Thermal Efficiency and Power Optimization

Enterprise data centers continuously seek solutions that improve performance while minimizing operational costs and thermal output. DDR5 technology introduces improved power efficiency mechanisms designed to support sustainable infrastructure operations.

High-Capacity Memory Configurations

Servers supporting multiple DIMM slots can achieve extremely large total memory capacities using high-density modules like the HPE. This scalability is essential for organizations deploying large virtualization clusters, enterprise databases, and cloud platforms. As enterprise applications continue to increase in complexity and resource requirements, scalable memory infrastructure becomes increasingly important. High-capacity DDR5 RDIMM modules help organizations prepare for future expansion without requiring immediate hardware replacement.

Support for Multi-Socket Servers

Enterprise multi-socket servers benefit significantly from RDIMM technology and high-speed DDR5 memory. Multi-processor systems handling extensive parallel workloads require dependable memory communication and balanced resource allocation. The registered architecture of the HPE module helps maintain stable performance across complex multi-CPU server configurations. Enhanced memory scalability enables enterprise servers to support demanding computational workloads efficiently.

288-Pin RDIMM Form Factor

This memory module uses the standard 288-pin RDIMM form factor required for modern enterprise DDR5 server platforms. Physical compatibility with supported server motherboards ensures proper installation and reliable operation. RDIMM modules are specifically designed for server environments and differ from consumer desktop memory solutions. Enterprise servers require validated memory architectures capable of supporting higher capacities, advanced ECC functionality, and sustained operational workloads.

Upgrade Flexibility

The 96GB module capacity provides organizations with flexible upgrade paths for future infrastructure growth. Enterprises can increase total server memory capacity efficiently while preserving available DIMM slots for future expansion requirements. Organizations planning large-scale infrastructure modernization projects often prioritize high-density memory modules to improve long-term scalability and reduce hardware replacement frequency. DDR5 Smart Memory solutions support evolving enterprise computing requirements while maintaining compatibility with next-generation server technologies.