Upgrading the memory in your server, desktop or notebook is one the most cost effective ways to boost performance. Memory upgrades are quick and easy to install. Adding extra memory ensures that the operating system and applications run faster and smoother and is essential for applications such as gaming, HD video and image editing, graphic design, multi-tasking and manipulating large amounts of data. Upgrading is also an easy way of extending the life of your system – 4GB DDR4 2133MHZ Memory Module – Improve System Performance – Designed for compatibility with various makes and models of notebook computers – Easy Installation – Notebook Memory Module