CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Jan. 31, 2016	Jan. 25, 2015	Jan. 26, 2014
Revenue	$ 5,010	$ 4,682	$ 4,130
Cost of revenue	2,199	2,083	1,862
Gross profit	2,811	2,599	2,268
Operating expenses
Research and development	1,331	1,360	1,336
Sales, general and administrative	602	480	436
Restructuring and other charges	131	0	0
Total operating expenses	2,064	1,840	1,772
Income from operations	747	759	496
Interest income	39	28	17
Interest expense	(47)	(46)	(10)
Other income, net	4	14	7
Income before income tax expense	743	755	510
Income tax expense	129	124	70
Net income	$ 614	$ 631	$ 440
Basic net income per share	$ 1.13	$ 1.14	$ 0.75
Diluted net income per share	$ 1.08	$ 1.12	$ 0.74
Weighted average shares used in basic per share computation (in shares)	543	552	588
Weighted average shares used in diluted per share computation (in shares)	569	563	595
Cash dividends declared and paid per common share	$ 0.3950	$ 0.3400	$ 0.3100