The Micron 8GB DDR4-2666 ECC RDIMM PC4-21300 MTA9ASF1G72PZ-2G6D1SG Server Memory is a high-quality RAM module designed for server use. With a total capacity of 8GB spread across one module, it offers fast performance with a bus speed of PC4-21300 (DDR4-2666). This memory module is equipped with ECC features and is registered, ensuring reliable operation in enterprise networking and server environments. The RDIMM form factor and 288 pins make it compatible with a wide range of servers, providing a dependable memory solution for demanding computing tasks.