The HP 8GB 1Rx4 PC4-2133P ECC REG Memory module is a high-quality DDR4 SDRAM memory designed for server use. With a total capacity of 8GB and a bus speed of PC4-17000 (DDR4-2133), this module is reliable and efficient for enterprise networking and server applications. The module is ECC (Error Correction Code) memory with registration, ensuring accuracy and stability in data processing. Manufactured by HP in China, this memory module is a single unit with a capacity of 8GB per module, making it a valuable component for enhancing server performance.