The Hynix 1GB 2Rx8 PC2-5300E DDR2-667 ECC Unbuffered Server RAM is a high-quality memory module designed for server use. With a total capacity of 1GB and a bus speed of PC2-5300 (DDR2-667), this DIMM module is built to provide reliable performance for servers. The ECC RAM feature ensures error correction and the unbuffered design offers faster data transfer speeds. Made by Hynix in South Korea, this RAM module is a solid choice for enhancing the performance and efficiency of server systems.