Boost your system while reducing your power consumption by up to 40 percent, with the Western Digital WD10EAVS internal hard drive. This Western Digital hard drive consumes less power, thanks to its IntelliSeek, NoTouch, and IntelliPower technologies. Install this hard drive in your office computers to reduce carbon footprints and save on high energy bills. This drive makes it possible for energy-conscious customers to build systems with higher capacities and the right balance of system performance, ensured reliability, and energy conservation. It is ideal for PCs, external storage, and other devices that require lower power consumption and cool, quiet operation. Other notable features of this Western Digital 1TB hard drive are SATA interface, 3.5-inch form factor, 111 Mbit/s Internal Data Transfer Rate, spindle speed of 7200 RPM, and 8 MB Buffer Size.