It offers rotational speed of up to 5400 RPM that provides fast disk access. Moreover, its SATA interface delivers enhanced data transfer speed. This product has been tested and validated on Dell systems. It is supported by Dell Technical Support when used with a Dell system. Hard drives are system specific for Laptops. However, you need to know the interface type for desktops and servers to choose the right product. Hence we recommend that you use the Service Tag feature in the Parts For Your Dell tool to choose the right hard drive for your desktop or server. 3951W