The Samsung 8GB DDR4 2666 PC4-21300 1Rx8 SODIMM Laptop Memory RAM (M471A1K43CB1-CTD) is a high-quality memory module designed for laptops. With a total capacity of 8GB and a bus speed of PC4-21300 (DDR4-2666), this RAM is perfect for enhancing the performance of your computer. Its compact SO-DIMM form factor makes it easy to install, while the single module design ensures simplicity and convenience. Made by the trusted brand Samsung, this memory RAM is a reliable and efficient choice for your laptop needs.