When it comes to maintaining peak performance and reliability in enterprise-level servers, the quality of memory modules cannot be overlooked. The HP 371049-B21 4GB DDR ECC Registered Server Memory is a trusted solution designed to meet the rigorous demands of business IT infrastructures. Engineered with precision by Hewlett-Packard (HP), this memory module ensures that your servers run efficiently, with stability and resilience, even under heavy workloads.
The 371049-B21 is a DDR (Double Data Rate) PC-2700 ECC Registered module that delivers both reliability and consistent performance. This upgrade is an ideal choice for IT administrators, data center operators, and businesses that want to extend the lifespan of their existing HP servers without compromising on system efficiency.
Key Features of HP 371049-B21
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Capacity: 4GB memory module – a dependable upgrade for enhanced performance.
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Memory Type: DDR PC-2700, ensuring compatibility with legacy HP servers.
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Error-Correcting Code (ECC): Provides advanced error detection and correction to minimize downtime and maintain data integrity.
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Registered DIMM (RDIMM): Stabilizes signals for improved reliability in multi-module environments.
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Compatibility: Specifically designed for HP ProLiant and other HP server models supporting DDR PC-2700 ECC memory.
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Performance: Efficiently handles moderate workloads, supporting smooth multitasking and server operations.
Why Choose the HP 371049-B21 Memory Module?
The HP 371049-B21 is built to deliver exceptional stability for server systems that operate continuously. Unlike standard desktop memory, this registered ECC module is designed for servers where reliability is crucial. The ECC feature automatically detects and corrects data errors before they can cause system crashes, protecting mission-critical applications.
Whether you are running database applications, managing virtual machines, or supporting enterprise-grade workloads, the 371049-B21 helps ensure smooth performance without interruptions.
Benefits of Upgrading with 371049-B21
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Improved Reliability: Thanks to ECC functionality, data corruption is minimized, making it perfect for mission-critical server operations.
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Server Longevity: Upgrading with HP-certified memory extends the lifespan of existing server hardware, postponing costly replacements.
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Consistent Performance: Handles everyday workloads such as file sharing, web hosting, and business applications with stability.
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Cost-Effective Solution: Instead of investing in a new server, adding the 371049-B21 provides a budget-friendly way to boost performance.
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Enterprise-Grade Quality: Being an official HP part, this memory module is tested for compatibility, durability, and efficiency.
Compatibility and Use Cases
The HP 371049-B21 is compatible with select HP ProLiant server models and other enterprise systems designed to support DDR PC-2700 ECC Registered modules. This makes it suitable for:
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Small to medium-sized business servers handling databases or business applications.
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File and storage servers requiring consistent uptime and stability.
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Virtualized environments where memory reliability is essential.
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Legacy IT infrastructures still operating on DDR-based systems.
If you are running older HP server systems, this memory upgrade ensures you can maintain operations without needing an entire infrastructure overhaul.
Technical Specifications
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Part Number: 371049-B21
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Capacity: 4GB
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Memory Type: DDR SDRAM
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Speed: PC-2700 (333 MHz)
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Form Factor: Registered DIMM (RDIMM)
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Error Correction: ECC (Error-Correcting Code)
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Manufacturer: HP (Hewlett-Packard)
Why Businesses Trust HP Memory
HP has long been recognized for producing high-quality server components that prioritize stability, security, and performance. The 371049-B21 memory module undergoes rigorous testing and quality checks to ensure that it meets enterprise standards. By using genuine HP server memory, businesses benefit from maximum uptime, better system compatibility, and long-term reliability.
Final Thoughts
The HP 371049-B21 4GB DDR PC-2700 ECC Registered Server Memory is the perfect upgrade for businesses that need to maintain reliable performance in older HP server systems. With its ECC error correction, registered design, and HP-certified quality, this module ensures that your infrastructure continues to deliver dependable results.
For IT managers and enterprises looking for a cost-effective solution to boost system performance without investing in new hardware, the 371049-B21 is a smart choice. Enhance your server’s memory capacity, protect your critical data, and extend your system’s longevity with this reliable HP memory module.

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