CONDENSED CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Oct. 25, 2015	Oct. 26, 2014	Oct. 25, 2015	Oct. 26, 2014
Revenue	$ 1,305	$ 1,225	$ 3,609	$ 3,431
Cost of revenue	571	549	1,589	1,531
Gross profit	734	676	2,020	1,900
Operating expenses
Research and development	329	340	987	1,011
Sales, general and administrative	152	123	441	361
Restructuring and other charges	8	0	97	0
Total operating expenses	489	463	1,525	1,372
Income from operations	245	213	495	528
Interest income	9	7	28	20
Interest expense	(12)	(11)	(35)	(35)
Other income (expense), net	3	0	1	14
Income before income tax	245	209	489	527
Income tax expense (benefit)	(1)	36	83	90
Net income	$ 246	$ 173	$ 406	$ 437
Basic net income per share	$ 0.45	$ 0.32	$ 0.75	$ 0.79
Diluted net income per share	$ 0.44	$ 0.31	$ 0.72	$ 0.77
Weighted average shares used in basic per share computation	542	548	544	555
Weighted average shares used in diluted per share computation	565	558	563	566
Cash dividends declared and paid per common share	$ 0.0975	$ 0.0850	$ 0.2800	$ 0.2550