Exhibit 99.2

WESTERN DIGITAL CORPORATION
INVESTOR INFORMATION SUMMARY
Q4 FY2009 (All amounts in millions, except ASPs and headcount)

	Q4 FY08			Q1 FY09			Q2 FY09			Q3 FY09			Q4 FY09
UNITS1		35.2			39.4			35.5			31.6			40.0
REVENUE		$1,993			$2,109			$1,823			$1,592			$1,928
AVERAGE SELLING PRICE1		$56			$53			$51			$50			$48
GROSS MARGIN %		21.3	%		20.1	%		15.9	%		15.9	%		19.2	%
REVENUE BY CHANNEL
OEM		57	%		56	%		57	%		48	%		54	%
DISTRIBUTORS		24	%		26	%		21	%		30	%		29	%
RETAIL		19	%		18	%		22	%		22	%		17	%
REVENUE BY GEOGRAPHY
AMERICAS		29	%		23	%		23	%		26	%		24	%
EUROPE		25	%		29	%		29	%		28	%		22	%
ASIA		46	%		48	%		48	%		46	%		54	%
REVENUE CONCENTRATION
10 LARGEST CUSTOMERS		53	%		51	%		49	%		47	%		52	%
WORLDWIDE HEADCOUNT		50,072			51,409			50,838			43,898			45,991
CASH RELATED INFORMATION
CASH FLOW FROM OPERATIONS		$229			$301			$300			$355			$349
CAPITAL EXPENDITURES		$146			$162			$140			$106			$111
DEPRECIATION AND AMORTIZATION		$113			$117			$122			$119			$122
DAYS SALES OUTSTANDING		46			47			46			47			47
DAYS PAYABLES OUTSTANDING		69			66			64			68			69
INVENTORY METRICS
RAW MATERIALS		$144			$129			$124			$104			$97
WORK IN PROCESS		145			168			159			152			154
FINISHED GOODS		167			180			163			129			125
TOTAL INVENTORY, NET		$456			$477			$446			$385			$376
INVENTORY TURNS		14			14			14			14			15

¹ Includes hard drive units only