LAKE FOREST, Calif. – July 23, 2007 – Western Digital Corp. (NYSE: WDC) today announced a new environmentally friendly GreenPower family of WD desktop, enterprise, CE and external hard drive products. The new GreenPower (GP) family will ship in capacities from 320 gigabytes (GB) to one terabyte (TB), and will save up to 40% in hard drive power consumption, or as much as $10 per drive per year.

Based on extensive customer input toward supporting ENERGY STAR 4.0 compliance and incorporating the latest in engineering technology, WD has delivered the first 3.5-inch hard drive platform designed with power savings as the primary attribute. The GreenPower family gives customers more choices when it comes to purchasing hard drives. The initial drive that will take advantage of WD’s new GreenPower technology is the WD Caviar GP.