500662-B21 HPE 8GB DDR3 1333MHZ PC3-10600 Dual Rank Memory

Overview of the Memory Module

The 500662-B21 HPE 8GB DDR3 1333MHz PC3-10600 Dual Rank Memory module represents a high-performance, enterprise-grade solution designed for HPE ProLiant servers and HPE BladeSystem servers. Engineered for reliability, compatibility, and efficiency, this module is an essential component in any data center or server environment that requires consistent and stable memory performance. Dual rank technology allows for improved memory access and bandwidth utilization, making it suitable for high-demand applications and virtualized workloads. With a speed rating of 1333MHz and a PC3-10600 designation, the 500662-B21 module balances high throughput with low latency, ensuring optimal server performance.

Main Information

• Brand: HP
• Part Number: 500662-B21
• Product Name: 8GB DDR3 SDRAM Memory Module

Technical Specifications

• Memory Capacity: 8GB
• Memory Technology: DDR3 SDRAM
• Chip Organization: X4
• Module Configuration: Single 8GB Module
• Bus Speed: 1333MHz DDR3-1333/PC3-10600
• Data Integrity: ECC (Error-Correcting Code)
• Signal Processing: Registered
• RAM Features: Dual Rank
• CAS Latency: CL9
• Type: DRAM
• Upgrade Type: System Specific
• Platform Support: Proliant Server

Compatibility Information

• HP Proliant Server - BL280c G6
• HP Proliant Server - BL460c G6
• HP Proliant Server - BL490c G6
• HP Proliant Server - BL2x220c G6
• HP Proliant Server - BL465c G7
• HP Proliant Server - BL685c G7
• HP Proliant Server - BL460c G7

HP Proliant DL Servers Series

• HP Proliant Server - DL160 G6
• HP Proliant Server - DL180 G6
• HP Proliant Server - DL360 G6
• HP Proliant Server - DL370 G6
• HP Proliant Server - DL380 G6
• HP Proliant Server - DL1000 / DL170h G6
• HP Proliant Server - DL160se G6
• HP Proliant Server - DL360 G7
• HP Proliant Server - DL165 G7
• HP Proliant Server - DL385 G7
• HP Proliant Server - DL580 G7
• HP Proliant Server - DL585 G7
• HP Proliant Server - DL980 G7

HP Proliant ML Servers Series

• HP Proliant Server - ML150 G6
• HP Proliant Server - ML350 G6
• HP Proliant Server - ML370 G6

HP Proliant SL Servers Series

• HP Proliant Server - SL160z G6
• HP Proliant Server - SL170z G6
• HP Proliant Server - SL2x170z G6
• HP Proliant Server - SL165z G7

HP StorageWorks Models

• HP StorageWorks - X1400 G2 NAS
• HP StorageWorks - X1500 G2 NAS
• HP StorageWorks - X1600 G2 NAS
• HP StorageWorks - X1800 G2 NAS

Key Features of HPE 500662-B21 Memory

High-Capacity 8GB Memory Modules

8GB memory capacity per module provides a substantial boost for multitasking environments and memory-intensive applications. It enables servers to handle large datasets, multiple concurrent processes, and virtualization tasks efficiently. When deployed in larger arrays, these modules can significantly expand overall system memory, supporting demanding enterprise operations, including database management, virtualization platforms, and high-performance computing applications.

DDR3 Technology for Enhanced Performance

DDR3 (Double Data Rate Type 3) technology offers faster data transfer rates compared to earlier DDR and DDR2 standards. With a clock speed of 1333MHz, this module supports rapid communication between the CPU and memory, minimizing bottlenecks in server operations. DDR3 memory is optimized for lower voltage operation, which reduces power consumption while maintaining high performance—a critical factor in data centers where energy efficiency is a priority.

Dual Rank Configuration

The dual rank architecture of the 500662-B21 module means it has two sets of memory chips that the memory controller can access independently. This configuration improves parallelism, memory interleaving, and overall bandwidth utilization. Dual rank memory modules often deliver superior performance in memory-intensive server applications compared to single rank modules, especially when installed in multi-channel configurations, allowing for faster access times and higher throughput.

PC3-10600 Specification

The PC3-10600 specification indicates that this module operates at a theoretical bandwidth of 10600 MB/s, aligning with the 1333MHz clock speed. This makes it suitable for a wide range of HPE server platforms that require stable, high-speed memory solutions. PC3-10600 memory is compatible with standard DDR3 DIMM slots, ensuring seamless integration into HPE server architectures without the need for specialized hardware or firmware modifications.

Compatibility with HPE Server Systems

ProLiant Server Series

HPE ProLiant servers, such as the DL360, DL380, and ML350 series, are fully compatible with the 500662-B21 memory module. These servers benefit from the dual rank memory's enhanced throughput and reliability, supporting applications like virtualization, cloud computing, and enterprise resource planning (ERP). Memory upgrades using 500662-B21 modules can improve system responsiveness, reduce latency, and increase the number of virtual machines or workloads a server can handle simultaneously.

BladeSystem Integration

For HPE BladeSystem servers, including the BL460c and BL660c models, the 500662-B21 memory module provides scalable memory options. Blade servers often operate in dense environments with high thermal constraints; this module's efficient DDR3 technology and dual rank configuration ensure optimal memory performance without excessive power or heat generation. The ability to maximize memory density in blade servers directly translates to higher computational power in a compact footprint.

Support for Virtualization Platforms

Virtualized environments rely heavily on memory capacity and speed. The 500662-B21 module enhances server support for hypervisors like VMware ESXi, Microsoft Hyper-V, and KVM by providing reliable memory resources for multiple virtual machines. Dual rank memory modules can improve memory allocation efficiency and reduce swapping or paging, which are common performance bottlenecks in virtualized systems.

Benefits of 500662-B21 HPE Memory

Improved System Reliability

Enterprise-grade memory modules like the 500662-B21 are rigorously tested for compatibility, stability, and long-term reliability. Features such as error detection and correction (ECC) are critical in preventing data corruption and maintaining system integrity, especially in mission-critical server environments. Reliable memory ensures consistent performance, minimizes downtime, and protects sensitive business data from corruption or loss.

Energy Efficiency

DDR3 memory modules operate at a lower voltage than DDR2 modules, translating into reduced power consumption and less heat generation. In large-scale deployments, energy-efficient memory can lead to substantial operational cost savings, lower cooling requirements, and longer component lifespans. Dual rank DDR3 memory balances performance and power efficiency, providing servers with both speed and environmental benefits.

Scalability

The modular nature of the 500662-B21 HPE memory allows IT administrators to scale server memory capacity according to business needs. Adding multiple modules to existing servers is straightforward, and the dual rank configuration supports multi-channel memory architectures. This scalability is essential for enterprises anticipating growth, increasing workload demands, or adopting more memory-intensive applications.

While the 500662-B21 module is designed to be broadly compatible with HPE servers, verifying the server's firmware and BIOS versions is important before installation. Updating the BIOS ensures the server fully recognizes and optimizes the memory modules, particularly in multi-rank or high-capacity configurations. Regular firmware updates can also provide additional stability, performance enhancements, and compatibility with future HPE memory modules.

To maintain optimal server performance, administrators should regularly monitor memory health using built-in diagnostics or HPE tools such as SmartMemory and Integrated Lights-Out (iLO). These tools can detect memory errors, report module status, and help prevent unexpected downtime. Routine memory testing ensures that the 500662-B21 modules continue to operate at peak efficiency and reliability, especially in mission-critical environments.

Standard vs. Advanced Memory

HPE offers both standard and advanced memory modules for ProLiant and BladeSystem servers. Standard modules, like the 500662-B21, provide reliable performance for most workloads, while advanced options include SmartMemory with additional features such as predictive failure analysis and advanced power optimization. Understanding the differences helps IT teams choose the appropriate memory configuration for their specific performance and reliability requirements.

Single Rank vs. Dual Rank Memory

Memory rank affects performance and compatibility. Single rank memory modules typically consume less power and may be more cost-effective, but dual rank modules, like the 500662-B21, provide higher bandwidth and improved parallel processing capabilities. Selecting the right rank configuration depends on the server architecture, number of memory channels, and the intended workload, with dual rank modules often preferred for virtualization and high-demand applications.

Capacity Variants

HPE DDR3 memory modules are available in various capacities, including 4GB, 8GB, 16GB, and higher. The 8GB 500662-B21 strikes a balance between capacity and cost, making it suitable for medium to large-scale deployments. Enterprises can combine different capacity modules in multi-channel setups to achieve optimal performance while maintaining budget considerations and scalability for future growth.

Performance Optimization Tips

Matching Memory Modules

For best performance, use identical memory modules in terms of size, speed, and rank. Mixing different modules can reduce bandwidth and trigger suboptimal performance. The 500662-B21 modules should be installed in matched pairs or sets to enable dual-channel or quad-channel configurations, maximizing data throughput and minimizing latency in server operations.

Memory Channel Configuration

Leveraging multi-channel memory architecture significantly enhances memory bandwidth. Servers with quad-channel support benefit from distributing memory modules evenly across channels. Installing 500662-B21 modules in accordance with HPE's channel guidelines ensures the highest data transfer rates, which is particularly important for applications that require high memory throughput, such as large databases or virtualization clusters.

Regular Firmware Updates

Firmware updates can provide improved memory compatibility, performance enhancements, and bug fixes. Keeping server firmware up-to-date ensures the 500662-B21 memory operates at peak efficiency. This is especially critical in environments with mixed workloads or when integrating additional HPE memory modules to expand system capacity.

Use Cases

Enterprise Virtualization

HPE 500662-B21 memory is ideal for virtualized infrastructures. High memory capacity and dual rank design enable multiple virtual machines to run concurrently without performance degradation. Enterprises using VMware, Hyper-V, or other hypervisors can maximize resource utilization while maintaining low latency and consistent performance across workloads.

Database Management Systems

Databases demand fast and reliable memory access to process queries, cache data, and handle transactions efficiently. The 500662-B21 module's 8GB capacity and 1333MHz speed provide the necessary bandwidth for medium to large-scale databases, improving transaction speed and system responsiveness. Dual rank memory ensures optimal parallel data processing, critical for high-transaction environments.

High-Performance Computing (HPC)

In HPC environments, memory performance directly affects computational throughput. Dual rank DDR3 memory modules, such as the 500662-B21, support high-speed calculations, simulations, and modeling tasks. Their reliability, low latency, and bandwidth capabilities make them suitable for scientific research, financial modeling, and other data-intensive applications requiring fast and consistent memory access.

Cloud service providers and web hosting companies rely on efficient memory to manage multiple client workloads. The 500662-B21 memory module helps maintain uptime, reduce latency, and handle large-scale data processing in multi-tenant environments. Its compatibility with HPE servers ensures seamless integration and scalability as the hosting infrastructure grows.

Availability

Authorized HPE Resellers

Purchasing HPE memory modules from authorized resellers guarantees genuine, high-quality components. Authorized channels also provide support, warranty coverage, and compatibility assurance for products like the 500662-B21. Buying from reliable sources minimizes the risk of counterfeit memory, which can lead to system instability or failures.

Upgrades and Expansion

As server workloads grow, upgrading memory capacity becomes essential. The 500662-B21 module supports seamless expansion, allowing IT administrators to increase memory without replacing existing infrastructure. This approach ensures cost-effective scalability and maximizes return on investment in HPE servers.

End-of-Life Considerations

HPE provides guidelines for memory end-of-life management, including proper disposal and recycling options. Responsible lifecycle management reduces environmental impact and ensures compliance with regulations. Enterprises can replace outdated modules with newer high-performance memory while adhering to sustainable IT practices.