The Kingston 16GB DDR4 2666 MHz PC4-21300 DIMM 288-Pin 1Rx16 Desktop RAM is a high-quality memory module designed for desktop computers. With a total capacity of 16GB spread across two 8GB modules, this RAM is perfect for boosting the performance of your system. The DDR4 SDRAM technology and 2666MHz frequency ensure fast data transfer speeds, while the non-ECC unbuffered design guarantees reliability.