The Samsung 64GB DDR5 4800 PC5-38400R 2Rx4 RDIMM REG Memory RAM (M321R8GA0BB0-CQK) is a high-quality memory module designed for computers and servers. With a total capacity of 64GB and a frequency of 4800MHz, this memory RAM offers fast and reliable performance. It is ECC registered and has a voltage of 1.1V, making it suitable for a wide range of applications. The module length is 133mm, height is 30mm, and width is 3mm, with a total of 288 pins. Manufactured by Samsung in the United States, this memory RAM comes with a lifetime warranty for added peace of mind.