815097-B21 HPE 8GB Pc4-21300 Ecc 2666mhz DDR4 SDRAM 288Pin Ram

HPE 815097-B21 8GB DDR4-2666MHz 288Pin ECC Memory

High-Performance Memory for Modern Server Infrastructure

The HPE 815097-B21 represents a crucial component in HPE's server memory portfolio, delivering reliable 8GB capacity with advanced DDR4-2666MHz performance. This PC4-21300 registered ECC memory module is engineered specifically for HPE ProLiant servers, providing the perfect balance of speed, reliability, and compatibility for a wide range of enterprise applications and workload requirements.

Memory Module Architecture

This 288-pin DDR4 SDRAM module operates at 2666MHz with a PC4-21300 designation, delivering superior data transfer rates compared to previous generation memory. The 8GB capacity makes it an ideal solution for entry to mid-range server configurations, providing ample memory for operating systems, applications, and caching requirements while maintaining optimal system performance.

Performance and Bandwidth Capabilities

With a data rate of 2666 million transfers per second and a total bandwidth of 21.3 GB/s, the HPE 815097-B21 enables faster data access and improved system responsiveness. This enhanced performance is particularly beneficial for applications requiring rapid memory access, including web serving, file sharing, and medium-density virtualization environments.

Advanced DDR4 Technology Implementation

DDR4-2666MHz Performance Advantages

The 2666MHz operating frequency represents a significant performance improvement over standard 2400MHz DDR4 memory, offering approximately 11% higher bandwidth while maintaining the same power efficiency characteristics. This speed enhancement translates to tangible performance benefits in memory-sensitive applications and multi-core processor environments.

Operating at the standard DDR4 voltage of 1.2V, the HPE 815097-B21 consumes significantly less power than equivalent DDR3 modules while delivering higher performance. This power efficiency contributes to reduced data center operating costs and improved thermal management within server enclosures, supporting higher density configurations without compromising stability.

DDR4 technology incorporates improved signal integrity features including data bus inversion (DBI) and on-die termination (ODT), which enhance signal quality and reduce power consumption. These advancements ensure reliable operation even in electrically challenging environments and support higher frequency operation compared to previous memory generations.

ECC Registered DIMM Technology

Error Correcting Code Implementation

The HPE 815097-B21 incorporates sophisticated ECC technology that detects and corrects single-bit memory errors in real-time, while also detecting multi-bit errors. This capability is essential for maintaining data integrity in business-critical applications and prevents silent data corruption that could lead to system instability or data loss.

As a registered DIMM (RDIMM), this memory module includes a register that buffers address and command signals between the memory controller and DRAM chips. This buffering reduces the electrical load on the memory controller, enabling support for higher memory capacities per channel and improving signal integrity in multi-DIMM configurations.

Compatibility and System Integration

Supported HPE Server Platforms

The HPE 815097-B21 is validated for use in multiple HPE server generations, including select Gen9, Gen10, and Gen10 Plus ProLiant servers. This broad compatibility ensures flexibility in server deployment and upgrade scenarios, allowing organizations to standardize on a single memory part number across diverse server estates.

ProLiant DL Series Rack Servers

This memory module is fully compatible with HPE ProLiant DL series rack servers including the DL160, DL180, DL20, DL360, and DL380 models. The 8GB capacity is particularly well-suited for these platforms when used in base configurations or for memory expansion in existing deployments.

ProLiant ML Series Tower Servers

HPE ProLiant ML series tower servers, such as the ML30, ML110, and ML350, also support the 815097-B21 module. This compatibility makes it an excellent choice for small to medium businesses and remote office environments where tower servers are commonly deployed.

Optimal Memory Configuration Strategies

When configuring servers with HPE 815097-B21 modules, it's essential to follow HPE's specific population rules for optimal performance. These guidelines include installing modules in the correct slot order, balancing memory across CPU sockets in multi-processor systems, and ensuring proper population of memory channels to maximize available bandwidth.

Mixed Configuration Considerations

While the HPE 815097-B21 can be mixed with other compatible HPE memory modules, optimal performance is achieved when using identical modules within each memory channel. In mixed configurations, all modules will operate at the speed of the slowest installed DIMM, so careful planning is required to maintain system performance.

Performance Characteristics and Real-World Benefits

Application Performance Improvements

The 2666MHz operating frequency of the HPE 815097-B21 delivers measurable performance benefits across various workload types. Web servers demonstrate improved request handling capabilities, database systems show reduced query times, and general business applications benefit from faster response times and improved user experience.

In virtualized environments, the higher memory speed enables better performance for virtual machines, particularly in scenarios with moderate VM densities. The improved bandwidth helps reduce memory contention between virtual machines and supports more consistent performance across the virtualized infrastructure.

Database servers utilizing the HPE 815097-B21 benefit from faster data access times, which can significantly improve transaction processing performance. Application servers also see benefits through reduced application load times and improved throughput for user requests, particularly in multi-user environments.

Reliability and Serviceability Features

The HPE 815097-B21 incorporates thermal sensor technology and efficient heat spreader design to maintain optimal operating temperatures. This thermal management ensures consistent performance under varying load conditions and contributes to the module's long-term reliability in 24/7 operational environments.

Each HPE 815097-B21 module undergoes extensive testing and validation processes to ensure compatibility and reliability. HPE's rigorous testing regimen includes temperature cycling, signal integrity verification, and compatibility testing across supported server platforms, guaranteeing enterprise-grade quality and performance.

The 8GB capacity of the HPE 815097-B21 makes it particularly well-suited for small to medium business environments where servers typically require moderate memory configurations. These deployments often include file and print services, small business applications, and entry-level virtualization projects.

In ROBO environments, the HPE 815097-B21 provides an excellent balance of performance and capacity for local servers handling file services, domain controller functions, and local application hosting. The reliability features ensure minimal IT intervention requirements in these typically less-staffed locations.

For departmental servers supporting specific business units or functions, the 8GB capacity offers sufficient memory for dedicated applications while maintaining cost-effectiveness. These implementations benefit from the module's compatibility with a wide range of HPE server platforms.

The HPE 815097-B21 is well-suited for infrastructure applications including DNS/DHCP services, lightweight directory services, and management applications. The 2666MHz speed ensures responsive performance even when these services experience peak demand periods.

Edge Computing Applications

In edge computing scenarios where space and power constraints exist, the efficiency and reliability of the HPE 815097-B21 make it an ideal choice. The module's power efficiency helps reduce overall system power consumption, while the ECC protection ensures data integrity in potentially challenging environmental conditions.

The HPE 815097-B21 operates at 1.2V with a 2666MT/s data rate and standard DDR4 timing parameters optimized for server workloads. The module features on-die termination and data bus inversion capabilities that improve signal integrity and reduce power consumption during operation.

Latency and Performance Timing

With carefully optimized timing parameters, this memory module balances latency and bandwidth to deliver optimal performance across a wide range of enterprise applications. The specific timing parameters are engineered for reliability in continuous operation environments while maintaining compatibility with supported HPE server platforms.

Physical Design and Construction

Module Form Factor and Dimensions

The HPE 815097-B21 utilizes the standard 288-pin DIMM form factor with a height compliant with HPE server specifications. The module features a robust PCB construction with multiple layers for signal integrity and includes appropriate thermal management features for reliable operation in server environments.

Component Quality and Manufacturing Standards

Constructed using high-quality components that meet HPE's stringent manufacturing standards, this memory module is designed for long-term reliability in data center environments. The use of premium DRAM chips and rigorous testing ensures consistent performance throughout the product lifecycle.

Compatibility Verification and Documentation

HPE offers extensive compatibility verification tools and documentation to ensure proper integration of the 815097-B21 memory module with supported server platforms. These resources include detailed configuration guides, compatibility matrices, and technical white papers that assist in proper deployment and troubleshooting.

Industry Compliance and Standards

Regulatory and Compliance

The HPE 815097-B21 complies with relevant industry standards and regulatory requirements, including RoHS directives for environmental safety and various international electrical safety standards. This compliance ensures that the modules can be deployed globally without regulatory concerns.

Manufactured under HPE's comprehensive quality management systems, the 815097-B21 adheres to strict quality control processes throughout design, manufacturing, and testing phases. These standards ensure consistent product quality and reliability that enterprise customers depend on for their critical infrastructure.

Comparative Analysis and Market Position

Performance Comparison with Alternative Memory Types

Compared to previous-generation DDR3 memory, the HPE 815097-B21 offers significant advantages in bandwidth, power efficiency, and performance per watt. These improvements translate to better overall system performance and reduced total cost of ownership for server deployments.

DDR4-2666 vs. Other DDR4 Speed Grades

Within the DDR4 ecosystem, the 2666MHz speed grade represented a sweet spot for performance and compatibility at the time of its introduction. While higher speed grades are available, 2666MHz maintains excellent compatibility with a broad range of server platforms while delivering substantial performance benefits over entry-level DDR4 speeds.

HPE Added Features

HPE genuine memory modules like the 815097-B21 offer distinct advantages over third-party alternatives through extensive compatibility testing, firmware optimization, and comprehensive support services. These value-added features ensure optimal performance and reliability in HPE server environments, reducing deployment risks and support challenges.

Maintaining current system firmware is crucial for optimal memory performance and compatibility. HPE regularly releases firmware updates that may include memory-related optimizations or compatibility improvements for the 815097-B21 module, making regular firmware maintenance an important aspect of system management.

The HPE 815097-B21 supports scalable memory configurations that can grow with organizational needs. The 8GB capacity provides flexibility in initial configurations while allowing for future expansion through additional modules, supporting organic growth of server capabilities as business requirements evolve.