WD(R) Sets January 21 for Second Quarter Fiscal 2010 Financial Results Conference Call and Webcast

LAKE FOREST, Calif., Jan. 8 /PRNewswire-FirstCall/ -- Western Digital Corp. today announced that the company will release its financial results for the second fiscal quarter ended January 1, 2010, after the close of market on the NYSE on Thursday, January 21, 2010. The investment community conference call to discuss these results will be broadcast live over the Internet that day at 2 p.m. Pacific/5 p.m. Eastern. The call will be accessible live and on an archived basis via the link below:

Audio Webcast: http://www.westerndigital.com/investor Click on "Conference Calls" Telephone Replay: 800-925-0904 (toll-free) [phone] (international) About WD

WD, one of the storage industry's pioneers and long-time leaders, provides products and services for people and organizations that collect, manage and use digital information. The company designs and produces reliable, high-performance hard drives and solid state drives that keep users' data accessible and secure from loss. Its advanced technologies are configured into applications for client and enterprise computing, embedded systems and consumer electronics, as well as its own consumer storage and media products.

WD was founded in 1970. The company's storage products are marketed to leading OEMs, systems manufacturers, selected resellers and retailers under the Western Digital® and WD brand names. Visit the Investor section of the company's Web site (http://www.westerndigital.com/) to access a variety of financial and investor information.

Western Digital, WD, and the WD logo are registered trademarks of Western Digital Technologies, Inc. All other trademarks mentioned herein belong to their respective owners.

(Logo: http://www.newscom.com/cgi-bin/prnh/20000711/WDCLOGO)

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Western Digital Corp.

CONTACT: Investor Relations, Bob Blair, [phone],
[e-mail], or Public Relations, Steve Shattuck, [phone],
[e-mail], both of Western Digital Corp.

Web Site: http://www.westerndigital.com/