HMA81GR7AFR8N-VK Hynix 8GB DDR4 SDRAM 2666mhz PC4-21300 ECC Reg 288-Pin Ram

Hynix HMA81GR7AFR8N-VK 8GB DDR4 Memory

The Hynix HMA81GR7AFR8N-VK represents the pinnacle of DDR4 server memory technology, engineered specifically for enterprise environments requiring maximum reliability and performance. This 8GB module operates at 2666MHz (PC4-21300) with ECC (Error Correcting Code) and Registered (buffered) architecture, making it ideal for mission-critical applications where data integrity is paramount.

Capacity: 8GB

Detailed Memory Specifications

This DDR4 SDRAM module features a 288-pin design compatible with modern server motherboards. The PC4-21300 designation indicates a peak transfer rate of 21,300 MB/s, significantly outperforming previous generation memory technologies. With a voltage requirement of just 1.2V, it operates more efficiently than DDR3 memory while delivering superior performance metrics across all measurable parameters.

Memory Architecture and Design

The HMA81GR7AFR8N-VK incorporates advanced memory architecture featuring dual-rank organization with x4 DRAM device configuration. This sophisticated design enables better signal integrity and allows for higher memory densities while maintaining stable operation. The module's carefully engineered PCB layout and component placement ensure optimal thermal characteristics and electrical performance under sustained server workloads.

ECC and Registered Memory Technology

ECC technology represents a critical advancement in server memory reliability. The Hynix HMA81GR7AFR8N-VK incorporates single-error correction and double-error detection (SECDED) capabilities, automatically identifying and correcting single-bit memory errors while detecting double-bit errors. This sophisticated error management system significantly reduces system crashes, data corruption, and silent data errors that can compromise business operations and data integrity.

Reliability

Hynix employs rigorous manufacturing processes and comprehensive testing protocols to ensure each HMA81GR7AFR8N-VK module meets exacting quality standards. The modules undergo extensive testing at multiple stages of production, including wafer-level testing, module-level testing, and system-level compatibility validation. This multi-tiered approach guarantees consistent performance and reliability across production batches.

Stability

Thermal Management 

The Hynix HMA81GR7AFR8N-VK is designed to operate within standard server thermal envelopes without requiring specialized cooling solutions. The module's component layout and PCB design promote efficient heat dissipation, while standard server airflow provides adequate cooling under normal operating conditions. For environments with elevated ambient temperatures or limited airflow, ensure proper system cooling to maintain optimal memory performance and longevity.

Capacities

Enterprise Server Deployments

This memory module excels in traditional enterprise server roles including file servers, application servers, and database servers. The combination of ECC protection and registered architecture ensures data integrity and system stability for business-critical applications. The 8GB density provides flexibility in memory configuration, allowing administrators to balance capacity requirements with budget considerations.

DDR4 Technology Advancements

DDR4 memory technology represents a significant evolution from previous generations, introducing architectural improvements that enhance performance, efficiency, and reliability. The Hynix HMA81GR7AFR8N-VK leverages these advancements including higher data rates, improved signal integrity, and enhanced power management features. The implementation of bank groups allows for improved parallelism and more efficient memory access patterns.

Compatibility 

This memory module is engineered for compatibility with enterprise server platforms from major manufacturers including Dell PowerEdge, HPE ProLiant, Lenovo System x, and Cisco UCS systems. It's specifically designed for Intel Xeon Scalable processors and compatible platforms, as well as AMD EPYC server platforms that support registered ECC DDR4 memory. Always verify specific system compatibility using the manufacturer's compatibility tools before purchase.