The HMA42GR7BJR4N-UHTD is a 16GB DDR4 2133MHz ECC Registered DIMM (RDIMM) memory module manufactured by Hynix Semiconductor. This module is designed for use in servers and workstations, providing high performance and stability. The ECC (Error-Correcting Code) feature is crucial for maintaining data integrity in critical applications. The 'UHTD' likely signifies a specific temperature grade or testing protocol.

Applications

• Servers: Used in enterprise servers for database management, web hosting, and virtualization.
• Workstations: Ideal for professional workstations used in graphics-intensive applications, video editing, and scientific computing.
• Cloud Computing: Deployed in cloud computing environments to support virtual machines and cloud services.
• Data Centers: Integrated into data center infrastructure for reliable data storage and processing.
• Financial Institutions: Applied in financial systems where data accuracy and uptime are paramount.

Features

• 16GB Capacity: Provides a substantial amount of memory for handling large datasets and running multiple applications concurrently.
• DDR4 Technology: Utilizes DDR4 technology for increased bandwidth and reduced power consumption compared to DDR3.
• 2133MHz Speed: Operates at a frequency of 2133MHz, ensuring fast data access and improved system responsiveness.
• ECC (Error-Correcting Code): Detects and corrects single-bit errors, preventing data corruption and system crashes.
• Registered DIMM (RDIMM): Incorporates a register to buffer commands and addresses, reducing the load on the memory controller and improving stability, especially in multi-module configurations.

Benefits

• Improved Reliability: ECC significantly enhances data integrity, reducing the risk of data errors and system failures.
• Enhanced Stability: The registered design provides increased stability, especially in servers and workstations with multiple memory modules.
• Increased Performance: Higher capacity and fast speed improve application performance and overall system responsiveness.
• Reduced Downtime: The ECC and registered features contribute to reduced downtime and improved system uptime.
• Energy Efficiency: DDR4 technology offers improved energy efficiency, reducing power consumption and heat generation.

Technical Specifications

The HMA42GR7BJR4N-UHTD operates at a voltage of 1.2V, in compliance with DDR4 standards. It adheres to JEDEC standards for DDR4 RDIMM modules. The module features a 288-pin DIMM interface and supports timings of CL15 (CAS Latency). Further specifications, particularly regarding the temperature range denoted by "UHTD", may require further investigation. It is RoHS compliant, meaning it adheres to environmental standards regarding hazardous substances.