WD Blue internal hard drives deliver solid reliability for office and web applications and they are perfect for extra storage for desk** PCs and in office applications. NoTouch Ramp Load technology – The recording head never touches the disk media ensuring significantly less wear to the recording head and media as well as better drive protection in transit. Low power consumption – State-of-the-art seeking algorithms and advanced power management features ensure low power consumption [2TB and greater capacities]. Tested for compatibility – We perform tests on hundreds of systems and a multitude of platforms in our FIT Lab to give our customers confidence that our drives will work in their systems.Upgrading your drive is easy – Seamlessly migrate your current system to your new WD drive using Acronis True Image WD Edition available as a free download on the WD Support site. This software enables you to copy all your data to a new drive so you don t have to reinstall your operating system to get all the benefits of a new drive.