Legit Reviews

LAKE FOREST, Calif. — Mar. 3, 2010 — WD® (NYSE: WDC) today announced that the
company is shipping its first consumer-oriented solid state drive (SSD) with the new WD
SiliconEdge™ 2.5-inch SSD family. WD SiliconEdge Blue™ SSDs offer fast read/write
speeds and high SSD capacities, making them an ideal storage solution for read-intensive
applications requiring high performance and plug-and-play compatibility.

WD SiliconEdge Blue SSDs, in capacities up to 256 gigabytes (GB), feature a native
SATA 3.0 gigabits per second (Gb/s) interface with read speeds up to 250 megabytes per
second (MB/s) and write transfer rates up to 170 MB/s. Fast and rugged, WD SiliconEdge
Blue SSDs accelerate application performance and deliver maximum tolerance for drops,
shock and vibration along with silent and low-power operation.

“The development of the WD SiliconEdge Blue product family leverages WD's extensive
experience in designing and manufacturing highly reliable storage products and the
company’s worldwide sales and distribution network to accelerate SSD technology adoption
by OEMs, technology enthusiasts, gamers and road warriors," said Michael Hajeck, senior
vice president and general manager of WD's solid state storage business unit. “Customers
who demand the ultimate in performance will find the WD SiliconEdge Blue SSDs exceed
all their requirements.”

The new WD SiliconEdge Blue product family has passed WD’s extensive functional
integrity testing procedures, which subjected the WD SiliconEdge Blue SSDs to over
130,000 hours of testing to ensure they meet the industry’s highest data integrity, reliability
and compatibility standards. Designed for both read-intensive client/consumer applications
and write-intensive, 24/7 OEM applications, WD’s new multi-level cell (MLC) -based SSDs
feature patented and patent-pending technologies, such as advanced wear-leveling and error
correction control, as well as TRIM and NCQ (Native Command Queuing) command
support to ensure maximum drive performance and endurance with easy plug and play
compatibility.

Price and Availability
WD SiliconEdge Blue SSDs are available through select distributors and resellers. The
manufacturers suggested retail price (MSRP) for WD SiliconEdge Blue SSD 64 GB (model
SSC-D0064SC-2100) capacity is $279.00, the 128 GB (model SSC-D0128SC-2100)
capacity is $529.00 and the 256 GB (SSC-D0256SC-2100) capacity is $999.00 USD. The
WD SiliconEdge Blue drive is backed by WD’s world-class technical support and comes
with a three-year limited warranty. More information on WD SiliconEdge Blue SSDs may
be found on the company’s Web site at http://www.wdc.com/en/products/Products.asp?DriveID=789.

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
(www.westerndigital.com) to access a variety of financial and investor information.