From the ManufacturerWD Green Desktop Hard Drives - Cool, quiet operation for efficient eco-conscious computing.Cool and quiet.WD GreenPower Technology yields lower operating temperatures for increased reliability and low acoustics perfect for ultra-quiet PCs and external drives.Reduced power consumption.Best-in-class power management technology delivers significant power savings and solid performance.Eco-conscious.WD Green drives are innovatively designed and manufactured with lead-free, conflict-free and halogen-free materials to help ensure a sustainable future.Product FeaturesWD's commitment to sustainability - WD's green initiative goes even further beyond the product level, focusing on recycling and improving the cleanliness of the air, water and land.Leading the way to green hard drives - WD led the industry in creating a new category of hard drives that use less power and helps to reduce the world's energy demands one computer user at a time. With over 100 million WD Green drives sold* customers using WD Green drives have saved the planet over 466 million kwh of power - nearly equaling the annual power production of a single coal power plant!*Data reflects approximate drives sold as of June 2012.Halogen free - In addition to being RoHS compliant, all WD Green drives are lead and halogen free, resulting in less pollutants getting into our environment.Reduced rare earths dependency - WD's next-generation WD Green hard drives are built using less rare earth minerals.Conflict-free materials - As a leader in hard drive manufacturing, WD proudly guarantees our hard drives are built with 100% conflict-free raw materials.IntelliSeek - Calculates optimum seek speeds to lower power consumption, noise and vibration.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.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.The WD advantage - WD puts our products through extensive Functional Integrity Testing (F.I.T.) prior to any product launch. On average, each new product goes through 600,000 hours of testing. WD also has a detailed Knowledge Base with more than 1,000 helpful articles. You can also call toll-free support 7 days per week in the U.S. and Canada. See the WD Support site for full details.Upgrading your drive is easy - WD Acronis TrueImage, available as a free download on the WD Support site, 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.WD-certified packaging - All WD drives purchased from Amazon.com are shipped in WD-certified hard drive packaging. It is designed and fully tested to provide WD products with the highest of safety while in transit. With WD-certified packaging, you can rest assured that your WD hard drive will arrive safely, fully protected, in a non-descript, easy-open package.CompatibilityWorks with Windows 7/Vista/XP/2000, Mac and Linux operating systems.Recommended use - WD Green hard drives are tested and recommended for use in PCs as secondary storage, external enclosures and other applications that require cool and quiet operation.**Desktop drives are not recommended for use in RAID environments, please consider using WD Red hard drives for home and small office 1-5 bay NAS systems and WD Enterprise hard drives for rackmount and >5 bay NAS systems. Ideal for: Adding lots of storage in desktop PCs or external drives Adding extra storage space for photos, videos and music Environmentally-conscious individuals seeking reduced power consumptionFeatures at a glance 500 GB - 3 TB capacity SATA 6 Gb/s interface Reduced power consumption WD GreenPower TechnologyYou might also consider:Product DescriptionAva