EDGE memory products provide maximum power, speed, quality and reliability. The distinctive blue EDGE is Peripheral's assurance that users have purchased a high-quality and reliable memory upgrade. EDGE memory allows users to maximize system performance resulting in quicker document rendering, faster Internet downloads, quicker saves and loads, and rapid game play.??EDGE memory upgrades are the fastest way to upgrade your computer system and are perfect for virtually every computer system.??This memory is designed for the following Dell systems:??Dimension 2200;?Dimension 2300;?Dimension 4300;?OptiPlex GX115, GX150;?OptiPlex GX240.??For a complete compatibility list please refer to the original manufacturer's web site.