835955-B21 HPE 16GB RAM DDR4 SDRAM 2666mhz Pc4-21300 Cl19 Ecc Registered

HPE 835955-B21 16GB DDR4-2666MHz PC4-21300 2Rx8 ECC RDIMM Memory Overview

The HPE 835955-B21 16GB DDR4-2666MHz PC4-21300 2Rx8 ECC 288-Pin RDIMM Memory module represents a robust and reliable memory solution designed for enterprise-grade servers and data centers. Engineered with high-performance DDR4 technology, this RDIMM (Registered DIMM) memory module delivers exceptional speed, stability, and error correction capabilities that are essential for mission-critical applications, virtualization environments, cloud infrastructures, and database management systems.

High-Speed DDR4-2666MHz Memory Performance

The HPE 835955-B21 module operates at 2666MHz, providing high-speed data transfer rates that enable enterprise servers to handle demanding workloads efficiently. With a PC4-21300 classification, the memory module ensures ample bandwidth to support complex computations, simultaneous virtual machine operations, and high-throughput applications. Its high clock speed allows servers to execute memory-intensive tasks with lower latency and higher responsiveness, which is crucial for modern data centers and business-critical applications.

Bandwidth for Enterprise Workloads

Enterprise workloads often demand large memory bandwidth to efficiently process multiple concurrent operations. The 835955-B21 module ensures optimized data flow, reducing bottlenecks and enabling smooth execution of compute-heavy applications, analytics tasks, and virtualization processes. Its design is particularly suitable for environments that require consistent and predictable performance across multiple workloads.

Reduced Latency for Critical Applications

Low latency is vital for applications such as databases, AI training, and financial transaction processing. The HPE 835955-B21 module minimizes memory access times, providing faster data retrieval and enhancing overall application performance. This reduction in latency ensures that critical operations are completed more efficiently, improving user experience and operational reliability.

High Reliability with ECC Technology

Error-Correcting Code (ECC) is a fundamental feature of the HPE 835955-B21 module, ensuring data integrity and preventing system crashes caused by memory errors. ECC technology detects and corrects single-bit errors in real-time, safeguarding mission-critical data and supporting continuous server uptime. This is especially important for data centers and enterprise systems where data reliability and availability are paramount.

Registered DIMM (RDIMM) Advantages

The HPE 835955-B21 memory module is a Registered DIMM, meaning it incorporates a register between the memory controller and DRAM modules. This register buffers control signals, reducing electrical load and enabling support for higher memory densities. RDIMM modules are ideal for servers that require large memory capacities, as they enhance stability and scalability while maintaining high performance.

Scalable Memory Architecture

RDIMMs such as the 835955-B21 are designed to support multi-processor servers with high-density memory configurations. This allows enterprises to expand memory capacity seamlessly, accommodating growth in workloads and application demands. Scalable memory architecture ensures balanced access across multiple CPUs and improves overall system efficiency.

Enterprise-Level Reliability

RDIMMs contribute to enterprise-level reliability by reducing signal noise and enhancing stability in multi-rank memory configurations. The 2Rx8 configuration of the HPE 835955-B21 module provides a balanced approach between density and performance, allowing servers to maintain high-speed operation under heavy workloads while ensuring data accuracy.

HPE Server Platforms

The HPE 835955-B21 module is validated for use with HPE ProLiant and Apollo servers, ensuring seamless integration and predictable performance. Its 288-pin form factor and ECC features make it an ideal choice for enterprise memory upgrades, replacements, and expansions, offering plug-and-play installation with minimal configuration.

Consumption for Effective Operations

Reducing energy consumption is critical in large-scale data centers. The HPE 835955-B21 module balances high-speed performance with low power draw, enabling enterprises to operate servers efficiently while minimizing operational costs. This energy-efficient design supports sustainable IT practices and contributes to lower total cost of ownership.

Enhanced Thermal Stability

Memory modules in high-performance servers often operate under significant thermal stress. The HPE 835955-B21 maintains thermal stability under heavy workloads, ensuring consistent performance and reducing the risk of thermal-induced failures. This stability is essential for servers running 24/7 applications and for high-density configurations where cooling is a challenge.

Environment for Continuous Workloads

Thermally efficient memory modules provide a stable environment for continuous and critical workloads. The HPE 835955-B21 ensures that performance is maintained over extended periods of operation, making it suitable for database servers, virtualization clusters, and cloud infrastructure that require uninterrupted uptime.

Memory Configuration

The HPE 835955-B21 supports various advanced memory configuration strategies that optimize server performance. Its 2Rx8 rank structure allows for multiple modules per channel, maximizing memory density without compromising stability. Administrators can leverage interleaving and channel optimization to achieve the best performance across multi-socket servers.

Multi-Rank Memory Benefits

Memory modules with multiple ranks, such as 2Rx8, provide enhanced parallelism by allowing simultaneous access to different ranks. This improves memory bandwidth utilization, reduces latency, and enhances the overall performance of multi-threaded applications. The HPE 835955-B21 module’s dual-rank design is ideal for high-performance servers and enterprise workloads.

Interleaving for Maximum Throughput

Memory interleaving is a technique used to distribute memory addresses across multiple modules to optimize access speeds. The HPE 835955-B21 supports interleaving, allowing servers to achieve higher throughput and balanced memory utilization. This ensures that memory-intensive applications can operate efficiently without encountering performance bottlenecks.

Flexible Channel Configurations

Enterprise servers often employ multiple memory channels to maximize performance. The HPE 835955-B21 module’s design ensures compatibility with single, dual, or quad-channel configurations, providing administrators with the flexibility to tailor memory architecture based on workload requirements and server specifications.

Cloud Computing

Virtualized servers benefit greatly from high-speed, reliable memory. The HPE 835955-B21 allows multiple virtual machines to operate simultaneously without performance degradation. Cloud service providers can utilize this memory module to enhance resource allocation, reduce latency, and maintain a consistent level of service for clients.

Database Performance and Analytics

Databases such as Microsoft SQL Server, Oracle, and SAP HANA require fast and reliable memory to manage large datasets and execute complex queries. The 16GB HPE 835955-B21 module provides sufficient bandwidth and low latency to accelerate query processing, enabling real-time analytics and faster transactional performance.

High-Performance Computing (HPC)

In high-performance computing environments, memory speed, and stability are critical. The HPE 835955-B21 module supports HPC workloads by providing reliable high-speed memory access, allowing complex simulations, modeling, and computational analysis to run efficiently. Its ECC capabilities ensure data accuracy during intensive computations.

Real-Time Diagnostics

Through integrated tools, administrators can monitor memory performance and status continuously. Alerts and diagnostics help prevent potential failures and ensure that memory is operating optimally. This proactive approach reduces downtime and maintains server reliability.

Predictive Failure Analysis

HPE management tools allow predictive analysis of memory modules, including the 835955-B21, to anticipate potential errors or failures. This enables IT teams to perform preventive maintenance, reducing unexpected outages and enhancing overall system uptime.

Streamlined Deployment and Configuration

HPE provides validated configurations for the 835955-B21 memory module, simplifying installation and deployment. With plug-and-play support and clear compatibility guidelines, administrators can upgrade or expand server memory efficiently without complex setup procedures.