The product 726719-B21 is a server memory module that offers high performance and reliability. It has a capacity of 16GB and operates at a speed of 2133MHz. The module is designed for HP ProLiant Gen9 servers and supports DDR4 technology. It provides faster data transfer rates, improved power efficiency, and enhanced system responsiveness. With its advanced error correction capabilities, it ensures data integrity and reduces the risk of system crashes. The 726719-B21 memory module is an ideal choice for businesses seeking to enhance their server performance and reliability.