The Hynix 4GB PC3-12800S DDR3 SODIMM Laptop Memory RAM HMT351S6CFR8C-PB is a high-quality memory RAM designed for laptops. With a capacity of 4GB and a DDR3 1600 speed, this SO-DIMM module provides fast and efficient performance. The compact form factor and 204 pins make it compatible with a wide range of laptop models, ensuring a seamless upgrade or replacement for your computer's memory needs. This Hynix RAM is a reliable choice for improving your laptop's speed and multitasking capabilities. Comes with free shipping!