Increasing the memory of your system is a good way to improve its 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 Kingston® Technology's 1 GB memory module and you will notice that everything starts working smoothly. This 1 GB Memory is designed to work with select Lenovo™ ThinkCenter® A52/M52 Series Desktop Systems.