WD® MAXIMIZES TWO-PLATTER 3.5-INCH HARD DRIVES TO 640 GB CAPACITY POINTCompany Ships in Volume New Capacity Sweet SpotLAKE FOREST, CALIF. – Mar. 19, 2008 – WD® (NYSE: WDC) announced today that it is now shipping in volume its WD Caviar® SE16 640 GB 3.5-inch hard drives based on 320 GB-per-platter technology — a platform that it has been shipping since January 2008 and is serving as the foundation of all of the company’s 3.5-inch drive families.Ideal for data-intensive applications, high-performance