Increasing the memory of your Notbooks is one of the best ways to improve performance. Additional memory allows you to open more applications simultaneously while providing the power needed to make them run quickly. It enhances the performance of your system allowing you to work faster and reap improved performance of up-to-date applications and operating systems. Plug-in GB Memory Module and you will notice that everything starts working smoothly. This memory module is designed to work with select HP Business/Media Notebooks / Tablet PC tc4200.