P41240-B21 HPE 64GB DDR4 3200Mhz Ecc Reg 288-Pin Ram

Product Overview of the HPE P41240-B21 64GB DDR4-3200 RAM

The HPE Smart Memory Module is engineered for enhanced reliability, faster data throughput, and seamless compatibility with select HPE ProLiant systems. With 64GB capacity, CL22 latency, and 2Rx4 dual-rank architecture, it is ideal for virtualization, cloud computing, analytics, and enterprise applications.

General Information

• Brand: HPE
• Part Number: P41240-B21
• Product Type: DDR4 Server RAM
• Capacity: 64GB
• Module Configuration: 1 x 64GB

Technical Specifications

• Memory Technology: DDR4 SDRAM
• Speed: 3200MT/s
• Standard: PC4-25600
• CAS Latency: CL22
• Rank: 2Rx4

Reliability Features

• Error Checking: ECC (Error Correction Code)
• Module Type: Registered DIMM (RDIMM)
• Pin Count: 288-pin
• Enterprise Stability: Designed for 24/7 workloads

Server Compatibility

This HPE 64GB DDR4 registered memory module is specifically validated for the following HPE ProLiant servers:

• HPE ProLiant DL325 Gen10 Plus
• HPE ProLiant DL385 Gen10 Plus
• HPE ProLiant DL385 Gen10 Plus Entry

The HPE P41240-B21 64GB DDR4 3200Mhz PC4-25600 SDRAM

The HPE P41240-B21 64GB DDR4 3200Mhz PC4-25600 SDRAM ECC Registered 288-Pin RAM is built for enterprise-grade server environments where performance stability, data integrity, and long-term scalability matter most. Designed for demanding business workloads, this 64GB registered ECC memory module delivers the speed, reliability, and consistency required in modern data centers, virtualization clusters, database servers, and mission-critical computing systems. As a high-capacity DDR4 server RAM module, it helps reduce system bottlenecks while improving multi-tasking efficiency across memory-intensive applications.

Featuring a 3200Mhz frequency and PC4-25600 bandwidth, this HPE server memory module provides fast data transfer rates that support heavy workloads such as virtualization, cloud infrastructure, artificial intelligence workloads, ERP systems, and large-scale analytics. Its ECC Registered architecture ensures superior reliability by detecting and correcting memory errors before they impact system performance. This makes it an excellent choice for businesses that cannot afford downtime, data corruption, or unexpected interruptions.

High-Capacity 64GB DDR4 Registered Memory for Scalable Server Infrastructure

The 64GB capacity of the HPE P41240-B21 RAM module makes it ideal for scaling enterprise server infrastructure. Organizations running high-density workloads need large memory pools to keep applications responsive and efficient. With 64GB in a single DIMM, server administrators can significantly expand memory capacity without occupying excessive DIMM slots, leaving more room for future upgrades.

This is especially valuable in blade servers, rack servers, virtualization hosts, and hyper-converged environments where maximizing available memory per slot is critical. Whether used in private cloud deployments or large enterprise application servers, this HPE 64GB DDR4 RAM helps maintain excellent performance under sustained pressure.

Optimized for Multi-VM and Hypervisor Workloads

Virtualization environments demand large memory allocations for each virtual machine. The HPE P41240-B21 64GB ECC Registered RAM allows more virtual machines to run smoothly on a single host by reducing memory pressure and swap dependency. For VMware, Hyper-V, Proxmox, Citrix, and other hypervisor platforms, this memory module supports better VM density and more stable performance.

Ideal for Cloud and Data Center Expansion

As data centers grow, memory scalability becomes one of the most important infrastructure requirements. This 64GB DDR4 HPE memory module supports efficient scaling strategies by enabling higher server consolidation ratios, improved workload balancing, and reduced hardware overhead. Businesses deploying private cloud, hybrid cloud, or colocation solutions benefit greatly from its enterprise-class capacity and reliability.

DDR4 3200Mhz Speed for Fast Enterprise Workloads

Speed is one of the defining advantages of the HPE P41240-B21 RAM. Running at 3200Mhz, this DDR4 memory module provides fast access speeds that improve application responsiveness and reduce latency in memory-bound tasks. Modern enterprise applications such as SQL databases, machine learning frameworks, and high-frequency transaction systems depend heavily on memory speed for smooth performance.

The 3200Mhz operating speed helps accelerate data movement between CPU and memory, allowing faster execution of complex calculations, indexing operations, and multi-user workloads. This becomes especially important in systems powered by modern Intel Xeon or AMD EPYC processors that can fully leverage high-speed DDR4 memory bandwidth.

PC4-25600 Bandwidth for Efficient Throughput

The PC4-25600 classification indicates a peak transfer bandwidth of 25.6GB/s, enabling high-speed data exchange essential for enterprise processing. This bandwidth level ensures that memory-intensive applications such as big data analytics, simulation workloads, CAD rendering, and financial modeling can run efficiently without unnecessary delays.

Higher throughput also improves system responsiveness during peak demand periods, such as monthly reporting, database indexing, backup processing, and application scaling events. For organizations looking to improve server throughput without replacing core hardware, this memory upgrade offers excellent value.

ECC Registered SDRAM for Data Integrity and Server Stability

Error Correcting Code technology is one of the most important features in enterprise memory. The HPE P41240-B21 64GB DDR4 ECC Registered RAM automatically detects and corrects single-bit memory errors, reducing the risk of corrupted data and unexpected application crashes. In server environments where uptime and accuracy are critical, ECC memory is essential.

Registered memory adds another layer of reliability by reducing electrical load on the memory controller. This improves signal integrity, especially in multi-DIMM server configurations with large total memory capacities. As a result, systems remain stable even when all memory channels are fully populated.

ECC RAM Matters in Business-Critical Servers

In enterprise systems, even a minor memory error can lead to corrupted databases, failed transactions, virtualization issues, or system crashes. ECC RAM protects against these problems by continuously monitoring and correcting memory-level faults. This is particularly valuable for industries such as healthcare, banking, telecom, government, and eCommerce where data accuracy is non-negotiable.

Registered DIMM Advantage in Large Memory Configurations

Registered DIMMs are optimized for servers that require large amounts of RAM across multiple channels and slots. Compared to unbuffered memory, RDIMMs offer improved scalability and better operational consistency. The HPE P41240-B21 RDIMM module is specifically designed to maintain reliable performance in enterprise systems with high memory density requirements.

288-Pin Server RAM Module Designed for HPE Platforms

This HPE 64GB DDR4 RAM comes in a standard 288-pin DIMM form factor, ensuring compatibility with a wide range of HPE ProLiant servers and enterprise-grade workstations that support DDR4 RDIMM memory. It is engineered to integrate seamlessly with supported HPE systems, delivering optimized firmware-level compatibility and predictable performance.

Using genuine HPE server memory often ensures better compatibility than generic third-party alternatives, especially in firmware-sensitive environments. This helps reduce POST issues, memory mismatch errors, and compatibility warnings during server deployment.

Performance Benefits for Modern Enterprise

The HPE P41240-B21 64GB RAM module is designed to accelerate modern applications that rely heavily on large memory pools and fast throughput. Workloads such as real-time analytics, AI inferencing, in-memory caching, and software-defined storage can see substantial performance improvements with properly scaled DDR4 memory.

Improved Database Performance

Database systems rely on RAM for caching indexes, frequently accessed tables, and active transactions. With 64GB of high-speed ECC registered memory, SQL Server, Oracle, MySQL, PostgreSQL, and MongoDB environments can reduce disk access frequency and improve query response times.

Enhanced Virtualization Efficiency

For virtualized infrastructures, more RAM means higher VM density and improved workload isolation. The HPE P41240-B21 helps reduce memory contention, allowing applications across multiple VMs to run with greater consistency and lower latency.

Better Application Hosting Stability

Application servers hosting web platforms, APIs, middleware, and microservices benefit from large memory reserves. This DDR4 3200Mhz RDIMM allows faster session handling, better load balancing, and smoother performance during traffic spikes.

Energy Efficiency and DDR4 Power Optimization

DDR4 memory technology offers improved power efficiency compared to older DDR3 modules. The HPE P41240-B21 helps reduce overall server power consumption while delivering higher performance. In large data centers with hundreds of servers, this efficiency contributes to lower operational costs and reduced thermal output.

Reduced Heat Generation in Dense Server Racks

Efficient DDR4 memory operation reduces heat buildup, which is especially important in tightly packed rack environments. Lower thermal output helps cooling systems operate more efficiently and supports long-term component health.

Lower Total Cost of Ownership

By combining high performance, reduced error rates, and lower power usage, this HPE RAM module contributes to a lower total cost of ownership. Businesses benefit from reduced downtime, fewer maintenance events, and longer server lifecycle performance.

Enterprise Reliability

The HPE P41240-B21 64GB DDR4 ECC Reg RAM is built for always-on enterprise environments where servers must remain operational around the clock. Continuous uptime is critical in cloud hosting, telecommunications, eCommerce, and financial systems, and this module is engineered to support that requirement.

Data Center Deployments

Because it is purpose-built for HPE enterprise ecosystems, the P41240-B21 memory module is a dependable long-term solution for growing organizations. It supports predictable scaling strategies and consistent operational standards across server fleets.

Memory Upgrade Strategy for HPE Server

Choosing the right memory upgrade is essential for balancing performance, cost, and scalability. The HPE P41240-B21 64GB DDR4 3200Mhz RAM is an excellent choice for organizations planning phased server expansion. Its large per-module capacity allows administrators to expand total memory gradually while preserving DIMM slot availability.

Single DIMM High Capacity Advantage

Using 64GB modules instead of multiple smaller DIMMs simplifies cable airflow, slot management, and future upgrades. This is especially useful in dual-socket servers where balanced channel population is important for maximum throughput.

Future-Proofing Enterprise Systems

As software platforms continue to demand more memory, investing in 64GB DDR4 RDIMM modules helps future-proof server infrastructure. This allows businesses to support new workloads without frequent hardware refresh cycles.