The Cisco 15-12291-01 Hynix 8GB DDR3 memory module is a high-quality RAM designed for computer systems. This DIMM module features a total capacity of 8GB per module, with ECC registered memory technology for enhanced error correction. With a DDR3 bus speed of PC3L-10600R and 288-pin design, it is suitable for international use and offers reliable performance for computer networking and components. Built by Hynix in the United States, this memory module is ideal for those looking for a reliable and efficient RAM solution for their computer system.