The Micron 16GB DDR4 PC4-21300 2666MHz UDIMM Desktop RAM (MTA16ATF2G64AZ-2G6E1) is a high-quality memory module designed for desktop computers. With a total capacity of 16GB and a frequency of 2666MHz, this DDR4 SDRAM module offers fast and efficient performance. It features a non-ECC unbuffered design and a rank of 2Rx8, making it suitable for a variety of computing tasks. With a compact form factor and sleek dimensions, this Micron RAM module is a reliable option for upgrading your computer's memory capacity.