Segment Information (Tables)

6 Months Ended

Jul. 31, 2016

Notes to financial statements [Abstract]

Financial Information by Operating Segment

	GPU		Tegra Processor			All Other			Consolidated
	(In millions)
Three Months Ended July 31, 2016
Revenue	$	1,196	$	166		$	66		$	1,428
Depreciation and amortization expense	$	29	$	7		$	11		$	47
Operating income (loss)	$	379	$	(14	)	$	(48	)	$	317
Three Months Ended July 26, 2015
Revenue	$	959	$	128		$	66		$	1,153
Depreciation and amortization expense	$	27	$	11		$	11		$	49
Operating income (loss)	$	273	$	(41	)	$	(156	)	$	76
Six Months Ended July 31, 2016
Revenue	$	2,275	$	326		$	132		$	2,733
Depreciation and amortization expense	$	57	$	14		$	21		$	92
Operating income (loss)	$	727	$	(52	)	$	(114	)	$	561
Six Months Ended July 26, 2015
Revenue	$	1,899	$	273		$	132		$	2,304
Depreciation and amortization expense	$	55	$	26		$	22		$	103
Operating income (loss)	$	551	$	(99	)	$	(202	)	$	250

Reconciliation of Other Significant Reconciling Items from Segments to Consolidated [Table Text Block]

	Three Months Ended						Six Months Ended
	July 31, 2016			July 26, 2015			July 31, 2016			July 26, 2015
	(In millions)
Reconciling items included in "All Other" category:
Unallocated revenue	$	66		$	66		$	132		$	132
Stock-based compensation expense	(58		)	(47		)	(111		)	(93		)
Unallocated cost of revenue and operating expenses	(49		)	(67		)	(104		)	(124		)
Acquisition-related costs	(4		)	(4		)	(8		)	(13		)
Restructuring and other charges	(2		)	(89		)	(3		)	(89		)
Contributions	(1		)	—			(4		)	—
Product warranty charge	—			(15		)	—			(15		)
Legal settlement costs	—			—			(16		)	—
Total	$	(48	)	$	(156	)	$	(114	)	$	(202	)

Revenue from customers based in different geographic regions

	Three Months Ended				Six Months Ended
	July 31,		July 26,		July 31,		July 26,
	2016		2015		2016		2015
	(In millions)
Revenue:
Taiwan	$	505	$	445	$	949	$	832
China	256		181		504		354
United States	206		138		400		318
Other Asia Pacific	191		185		351		373
Europe	167		106		323		225
Other Americas	103		98		206		202
Total revenue	$	1,428	$	1,153	$	2,733	$	2,304

Schedule of Revenue by Major Markets [Table Text Block]

	Three Months Ended				Six Months Ended
	July 31,		July 26,		July 31,		July 26,
	2016		2015		2016		2015
	(In millions)
Revenue:
Gaming	$	781	$	660	$	1,468	$	1,247
Professional Visualization	214		176		403		357
Datacenter	151		72		294		160
Automotive	119		71		232		148
OEM & IP	163		174		336		392
Total revenue	$	1,428	$	1,153	$	2,733	$	2,304

Schedule of Revenue by Major Customers by Reporting Segments [Table Text Block]

	Three Months Ended				Six Months Ended
	July 31,		July 26,		July 31,		July 26,
	2016		2015		2016		2015
Revenue:
Customer A	10	%	13	%	11	%	11	%
Customer B	8	%	10	%	8	%	10	%

Schedule of Account Receivable from Major Customers [Table Text Block]

	July 31,		January 31,
	2016		2016
Accounts Receivable:
Customer B	18	%	21	%