HPE 851007-B21 32GB DDR4-2400 PC4-19200 RDIMM Memory Module.

Highlights of HPE 851007-B21 32GB DDR4 2400MHz RDIMM RAM

The HPE 851007-B21 32GB DDR4 2400MHz PC4-19200 RDIMM is a reliable enterprise-grade memory module engineered for exceptional performance, stability, and efficiency in modern data centers and professional workstations. Built with ECC Registered technology, it ensures superior error correction and smooth operation in mission-critical environments.

General Information

• Manufacturer: HPE
• Part Number: 851007-B21
• Product Type: DDR4 Memory Module
• Sub Type: 32GB DDR4 2400MHz PC4-19200

Technical Specifications

• Capacity: 32GB
• Memory Type: DDR4 ECC Registered DIMM (RDIMM)
• Speed Rating: 2400 MHz (PC4-19200)
• Voltage: 1.2V for energy-efficient operation
• Rank Type: Dual Rank (2Rx4)
• Pin Configuration: 288-pin
• Features: ECC Support
• Signal Configuration: Registered
• CAS Latency: CL17

Compatibility

Supported HPE Cloudline Servers

• HPE Cloudline CL2100 G3
• HPE Cloudline CL2200 G3
• HPE Cloudline CL5200 Gen9

Supported HP Workstations

• HP Workstation Z440
• HP Workstation Z640
• HP Workstation Z8 G4

Supported HPE ProLiant Servers

• HPE ProLiant DL325 Gen10
• HPE ProLiant DL360 Gen10
• Other Gen10 models supporting RDIMM ECC modules

HPE 851007-B21 32GB DDR4 2400MHz PC4-19200 RDIMM 288-Pin CL17 2x4 ECC Registered Memory Module Overview

The HPE 851007-B21 32GB DDR4 2400MHz PC4-19200 RDIMM 288-Pin CL17 2x4 ECC Registered Memory Module is engineered to meet the demanding requirements of enterprise-level servers, virtualization nodes, mission-critical workloads and large-scale data center environments. Designed to deliver exceptional reliability, consistent performance and strong error correction capabilities, this module strengthens server responsiveness and ensures a stable computing foundation for applications requiring high throughput and uninterrupted system operations. HPE crafts this memory solution to align with the sophisticated performance benchmarks of modern server architectures, ensuring that organizations benefit from uncompromised efficiency, improved processing speed and robust data handling capacity.

DDR4 Architecture of the HPE 851007-B21 Memory

The 32GB DDR4 RDIMM configuration of the HPE 851007-B21 presents a significant leap forward in memory technology, offering faster speeds, better power efficiency and improved signaling performance compared to earlier generations of server RAM. By utilizing DDR4’s optimized voltage profile and rapid data access pathways, servers gain the ability to process larger workloads more efficiently, reducing bottlenecks and improving application responsiveness. Its operational frequency of 2400MHz delivers higher bandwidth that supports real-time data analytics, high-demand virtualization tasks, multi-threaded enterprise workloads and structured database operations. The advanced PC4-19200 transfer rate ensures that data packets move seamlessly between memory and processor cores, achieving ideal throughput for compute-intensive services that rely on uninterrupted data streams.

Timing and Latency Applications

The CL17 latency rating of the HPE 851007-B21 memory module plays a significant role in the module’s ability to handle rapid bursts of data access requests. Lower CAS latency ensures that instructions move through the processor pipeline quickly and efficiently, reducing wait cycles and enhancing the overall stability of the system. Businesses deploying database clusters, ERP solutions, financial modeling systems, AI-driven analytics engines or multi-user enterprise platforms benefit from the fine-tuned latency that supports consistent, accurate and high-speed data transactions. This fine balance between speed and stability grants IT administrators confidence in deploying the module in environments where computational predictability and continuous uptime are non-negotiable.

Registered (RDIMM) Structure for Improved Stability

The RDIMM architecture of the HPE 851007-B21 is designed to support scalable memory infrastructures by providing registered buffering that reduces electrical load on the server’s memory controller. The buffered interface between the DRAM and the memory controller ensures more efficient signal management, enabling servers to support higher memory capacities while maintaining impeccable stability. The RDIMM structure is particularly beneficial in multi-socket enterprise servers and dense virtualization clusters that require consistent communication across multiple memory channels. The additional reliability provided by the registered design empowers organizations to scale their operations without sacrificing consistency, thermal management or hardware longevity.

ECC for Data Integrity Assurance

The HPE 851007-B21 module features advanced ECC (Error Correction Code) technology, which automatically detects and corrects single-bit memory errors that could otherwise result in corrupted data, system crashes or compromised computational accuracy. ECC memory is a necessity for enterprise servers that handle sensitive workloads, real-time data computations or mission-critical applications where any form of unexpected downtime or error propagation could lead to significant financial or operational consequences. By integrating ECC capabilities, the memory module protects against random memory faults, ensuring reliable and secure data execution cycles that uphold the integrity of business operations across diverse industries.

Enhancing Data Reliability in High-Density Server Environments

In large-scale data centers, HPC clusters and distributed cloud infrastructures, the risk of memory errors increases due to intense heat output, continuous workloads and heavy resource utilization. The HPE 851007-B21 combats these challenges by providing robust protection against data corruption, helping prevent system vulnerabilities associated with physical degradation of memory cells or electrical interference. Its ECC functionality ensures that computational accuracy is preserved even during peak workloads and long operational cycles, allowing organizations to deploy the module in environments requiring absolute consistency.

How ECC Technology Strengthens Mission-Critical Infrastructure

ECC memory plays an important role in maintaining long-term operational integrity for servers processing financial transactions, healthcare data, government systems, scientific modeling workloads and enterprise resource management applications. These environments require uninterrupted performance and zero tolerance for corrupted data packets. The HPE 851007-B21’s error correction capabilities ensure that tasks involving high-volume data transfers, multi-threaded operations or real-time analytics maintain their accuracy without interruptions that could impair system stability or lead to data loss.

288-Pin DIMM Design for Advanced

The 288-pin form factor incorporated into the HPE 851007-B21 is engineered to match modern server memory slot standards, ensuring seamless compatibility with a wide range of HPE ProLiant servers and other enterprise-grade systems. The additional pins improve contact stability and enhance power distribution across the module, enabling optimal performance under demanding load conditions. This design update supports higher frequencies, improved signal integrity and better communication with multi-channel memory controllers. Servers equipped with 288-pin DIMMs are capable of pushing performance boundaries further, supporting enhanced data throughput and enabling organizations to modernize their IT infrastructure.

Mechanical Stability and Heat Distribution

The physical structure of the HPE 851007-B21 is crafted to withstand demanding server environments that expose components to intense workloads and elevated thermal conditions. The 288-pin interface ensures proper alignment and secure installation within the server chassis, reducing the risk of loosening or connection instability over time. The module’s heat distribution is engineered to maintain regulated thermal performance, ensuring prolonged operational life and reducing the probability of performance throttling. By stabilizing thermal output and maintaining predictable behavior under prolonged use, the module makes itself ideal for data centers that operate continuously without downtime.

32GB Capacity for Scalable Enterprise

The 32GB capacity of the HPE 851007-B21 RDIMM module gives organizations flexibility to expand their system performance as required by growing applications, user loads or infrastructure upgrades. This capacity is well-suited for virtualized environments where multiple virtual machines share memory resources, ensuring that each VM receives adequate performance headroom. Cloud computing environments, enterprise management systems and database clusters benefit from the ability to accommodate more simultaneous processes without encountering slowdowns or resource contention issues. The 32GB module also simplifies future scalability, allowing IT departments to incrementally expand system memory without complete hardware overhauls.

Modern Multi-Core Server Architectures

Today’s server processors feature advanced multi-core designs capable of processing extensive parallel workloads. The HPE 851007-B21 is optimized to support these architectures by supplying sufficient memory bandwidth and capacity to feed the processor cores efficiently. This helps maximize thread utilization, reduce idle processor cycles and improve total server throughput. Whether supporting virtualization clusters, web hosting environments, business intelligence platforms, or distributed workloads, the memory module provides a consistent and scalable solution for high-performance operations.

Fueling Resource-Intensive Applications with Ample Memory

Many enterprise applications today rely heavily on memory resources to maintain optimal performance. These include large databases, in-memory analytics systems, data caching platforms, virtualization software and scientific computational workloads. The HPE 851007-B21 provides a stable and robust memory foundation that supports the requirements of software ecosystems such as VMware, Hyper-V, SAP, Oracle Database, Microsoft SQL Server and high-volume file processing systems. The module ensures that applications receive the consistent throughput they demand to maintain operational speed and accuracy.

PC4-19200 Transfer Speeds for Fast Data Throughput

The PC4-19200 data transfer specification enables the HPE 851007-B21 to deliver impressive bandwidth that supports distributed workloads across multiple memory channels. High-speed data transfer is essential for reducing bottlenecks between the CPU and RAM, ensuring that the processor receives data as quickly as it can process it. By providing a peak transfer rate aligned with modern server performance requirements, the module enables faster response times, improved multi-tasking performance and enhanced support for simultaneous data-intensive operations. This high-level data throughput is critical in modern computing environments that must maintain real-time processing integrity.

Improving Server Throughput and Workflow

Workflow efficiency in server environments depends heavily on the speed at which data can move through the system. The HPE 851007-B21 ensures that tasks involving real-time applications, virtualization clusters, data parsing engines, and distributed computing services maintain uninterrupted performance across multi-layered workloads. Faster data transfer supports improved user experience for cloud applications, faster query processing for databases and optimized performance for high-demand computational tasks. This makes the module a reliable memory solution for businesses aiming to improve their data processing infrastructure.

HPE 851007-B21 Memory Module

This memory module supports a broad range of enterprise applications that require scalable performance, high reliability and efficient data handling. Its architectural design optimizes it for environments including virtualization, hyperscale computing, cloud datacenters, enterprise resource planning, scientific computing and business analytics. Organizations involved in financial modeling, healthcare informatics, large-scale e-commerce platforms and cybersecurity analysis will find that the HPE 851007-B21 provides the stable memory performance required to process continuous data operations.

Cloud Computing Enhancement

Virtual machines consume memory extensively, making the 32GB RDIMM an excellent solution for hypervisors managing multiple VMs simultaneously. Its high bandwidth, low latency and stable ECC correction ensure that each VM operates efficiently even under heavy consolidation loads. For cloud computing environments, this module improves the consistency of resource provisioning and delivers improved performance for cloud-hosted SaaS, PaaS and IaaS services.

Database and ERP Workload

Database engines and enterprise resource planning systems depend on memory for caching, indexing and accelerating SQL optimization tasks. The HPE 851007-B21 ensures faster data fetch cycles, stable connection management and improved throughput for transaction-heavy environments. This empowers businesses to reduce query response times, improve user experience and strengthen operational continuity across mission-critical platforms.

Data Center Scalability and Future-Proofing

Businesses scaling their data center capacity require hardware solutions that support incremental expansion without compromising performance. The HPE 851007-B21 fits these requirements by offering compatibility with multi-channel server configurations and supporting the addition of further modules as workloads grow. Its registered structure and ECC technology ensure that even in large-scale clusters, reliability and consistency remain intact.

Improving Hardware Lifespan with Balanced Power Consumption

By operating efficiently under heavy loads, the module helps maintain consistent thermal conditions within server environments. Stable power management reduces strain on server components, preventing premature wear and enhancing hardware durability. For organizations aiming to extend their infrastructure life cycle while maintaining high performance, the HPE 851007-B21 provides a strong balance between performance and sustainability.

HPE ProLiant Server Families

This memory module is specifically engineered for a wide range of HPE ProLiant servers, ensuring seamless installation, optimal performance and system-level validation. HPE performs extensive compatibility and reliability testing to ensure that the module integrates perfectly with ProLiant server firmware, BIOS configurations and multi-channel memory architectures. This deep integration supports predictable performance improvements and long-term stability for enterprise-level deployments.

System-Level Integration and Validation

HPE’s validation processes ensure that the memory module communicates flawlessly with system processors, controllers and firmware. Every module is subjected to performance stress tests, electrical signaling verification and data integrity validation. As a result, IT administrators can deploy HPE-certified memory solutions confidently, knowing that the module aligns with the highest enterprise-grade standards for performance consistency and uptime.

Reliability and Built-In Redundancy for Business Continuity

The HPE 851007-B21 is designed to support continuous operation in mission-critical server environments. Its built-in redundancy features, including ECC error correction, registered buffering and advanced silicon-level testing, ensure that the module performs efficiently even under long-duration workloads. Business continuity relies heavily on preventable errors being avoided through reliable memory solutions, and this module contributes significantly to maintaining system stability across demanding infrastructures.

Enhanced Operational Predictability

Predictability in server behavior is vital for organizations operating real-time applications, large-scale distributed systems or mission-critical analytics workloads. This module minimizes the occurrence of random hardware failures, transient memory faults or unexpected system halts. Its operational predictability supports continuous uptime, consistent processing behavior and smooth performance scaling as demand increases.