Tested… working 100%. Pulled from new machine to upgrade to 32gb stick The Hynix 16GB DDR4 3200MHz PC4-25600 1Rx8 SODIMM Laptop Memory RAM HMAA2GS6AJR8N-XN is a high-quality memory module designed for laptops and notebooks. With a total capacity of 16GB and a frequency of 3200MHz, this RAM offers fast and efficient performance. It features a non-ECC unbuffered design, a SO-DIMM form factor, and a lifetime manufacturer warranty. The package includes one module from the trusted brand Hynix, ensuring reliability and stability in your system. Whether you are upgrading your existing RAM or replacing a faulty module, this product is a great choice for enhancing your laptop's performance.