The Micron 4GB 1Rx8 PC4-2133P-RD0-10 ECC REG Server Memory is a high-quality DDR4 RAM designed for server use. With a total capacity of 4GB and a single module, this memory is ideal for enhancing the performance and reliability of server systems. The RDIMM form factor, ECC memory features, and registered design ensure compatibility and error correction for a seamless operation. This memory module is a great choice for businesses looking to boost their server efficiency and stability.