The Samsung M393A2G40DB0-CPB0Q 16GB 2Rx4 PC4-2133P DDR4 ECC Server RAM is a high-quality memory module designed for server use. With a capacity of 16GB per module and a memory rank of 2Rx4, this RAM is ideal for enhancing the performance and efficiency of server systems. The DDR4 SDRAM technology ensures reliable and fast data transfer speeds, while the ECC (Error Correction Code) feature provides error correction for added reliability. Made in China by Samsung, this RAM is a dependable choice for enterprise networking and server applications.