Segment Information (Details) $ in Millions	3 Months Ended		9 Months Ended
	Oct. 28, 2018 USD ($)	Oct. 29, 2017 USD ($)	Oct. 28, 2018 USD ($) segment	Oct. 29, 2017 USD ($)
Segment Reporting [Abstract]
Number of reportable segments | segment			2
Segment Reporting Information [Line Items]
Revenue	$ 3,181	$ 2,636	$ 9,511	$ 6,803
Depreciation and amortization expense	68	50	184	145
Operating income (loss)	1,058	895	3,510	2,137
Gaming
Segment Reporting Information [Line Items]
Revenue	1,764	1,561	5,292	3,774
Professional Visualization
Segment Reporting Information [Line Items]
Revenue	305	239	837	679
Datacenter
Segment Reporting Information [Line Items]
Revenue	792	501	2,253	1,326
Automotive
Segment Reporting Information [Line Items]
Revenue	172	144	478	426
OEM & IP
Segment Reporting Information [Line Items]
Revenue	148	191	651	598
Taiwan
Segment Reporting Information [Line Items]
Revenue	929	864	2,739	2,140
Other Asia Pacific
Segment Reporting Information [Line Items]
Revenue	742	612	2,001	1,409
China (including Hong Kong)
Segment Reporting Information [Line Items]
Revenue	704	515	2,218	1,325
United States
Segment Reporting Information [Line Items]
Revenue	407	263	1,254	894
Europe
Segment Reporting Information [Line Items]
Revenue	230	195	699	555
Other Americas
Segment Reporting Information [Line Items]
Revenue	169	187	600	480
Operating Segments | GPU
Segment Reporting Information [Line Items]
Revenue	2,774	2,217	8,195	5,676
Depreciation and amortization expense	51	32	134	88
Operating income (loss)	1,214	978	3,867	2,342
Operating Segments | Tegra Processor
Segment Reporting Information [Line Items]
Revenue	407	419	1,316	1,084
Depreciation and amortization expense	13	9	35	27
Operating income (loss)	72	88	266	206
All Other
Segment Reporting Information [Line Items]
Revenue	0	0	0	43
Depreciation and amortization expense	4	9	15	30
Operating income (loss)	$ (228)	$ (171)	$ (623)	$ (411)