The Total Micro 4GB DDR3 SDRAM Memory Module is a high - performance memory upgrade that operates at a speed of 1600 MHz, making it ideal for gaming and heavy software applications. This 204 - pin SoDIMM module is compatible with a variety of systems and is designed to provide optimal performance with minimal power consumption. With a lifetime warranty, you can trust in the reliability and durability of this memory module. It features advanced heat dissipation technology, ensuring that your system runs smoothly even under heavy loads. Upgrade your system with this 4GB DDR3 SDRAM module and experience enhanced computing power.