Segment Information - Schedule of Revenue by Market (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Jan. 27, 2019	Oct. 28, 2018	Jul. 29, 2018	Apr. 29, 2018	Jan. 28, 2018	Oct. 29, 2017	Jul. 30, 2017	Apr. 30, 2017	Jan. 27, 2019	Jan. 28, 2018	Jan. 29, 2017
Revenue from External Customer [Line Items]
Revenue	$ 2,205	$ 3,181	$ 3,123	$ 3,207	$ 2,911	$ 2,636	$ 2,230	$ 1,937	$ 11,716	$ 9,714	$ 6,910
Gaming
Revenue from External Customer [Line Items]
Revenue									6,246	5,513	4,060
Professional Visualization
Revenue from External Customer [Line Items]
Revenue									1,130	934	835
Datacenter
Revenue from External Customer [Line Items]
Revenue									2,932	1,932	830
Automotive
Revenue from External Customer [Line Items]
Revenue									641	558	487
OEM & IP
Revenue from External Customer [Line Items]
Revenue									$ 767	$ 777	$ 698