The HP M393A2G40DB0-CPB-HP memory module is a high-capacity, HP branded equivalent RAM designed for use in compatible HP server environments to boost performance and expandability. Offering a substantial 16GB of capacity, this DIMM facilitates smooth operation for database management, virtualization, and other memory-intensive tasks. It employs a 2Rx4 configuration, indicating that it uses two ranks of memory cells arranged in four data sets for increased data integrity and throughput. With DDR4 technology, it achieves a speed of 2133MHz, which is a significant improvement over previous DDR3 technology in terms of bandwidth and power efficiency. This memory module supports ECC (error-correcting code), which detects and corrects internal data corruption, ensuring reliability and stability in critical server operations. It's engineered to meet HP's high reliability and compatibility standards, ensuring seamless integration with your HP server's system.