The HP 708635-B21 memory kit represents a powerful and efficient upgrade option for many of HP's ProLiant servers, offering 8GB of dual-rank, DDR3 memory. This module operates at a speed of 1866 MHz (PC3-14900), providing significant bandwidth to meet the needs of memory-intensive applications and multitasking. Designed for reliability and compatibility, this HP memory kit is an ideal solution for businesses aiming to increase their server's performance and capacity. It employs ECC (Error-Correcting Code) to detect and correct data corruption, ensuring the integrity and reliability of your data during critical operations. The UDIMM configuration indicates it is suitable for servers that support unbuffered DIMMs, prioritizing speed and latency for applications that demand quick data retrieval. This genuine HP part is rigorously tested to meet HP's quality standards, ensuring compatibility with specified HP systems to deliver optimal performance and facilitate smooth upgrades without the need for extensive IT intervention.