Segment Information - Reportable Segments (Details) - USD ($) $ in Millions	12 Months Ended
	Jan. 25, 2026	Jan. 26, 2025	Jan. 28, 2024
Segment Reporting Information [Line Items]
Revenue	$ 215,938	$ 130,497	$ 60,922
Operating income	130,387	81,453	32,972
Operating Segments
Segment Reporting Information [Line Items]
Revenue	215,938	130,497	60,922
Other segment items	76,641	42,537	23,060
Operating income	139,297	87,960	37,862
Compute & Networking | Operating Segments
Segment Reporting Information [Line Items]
Revenue	193,479	116,193	47,405
Other segment items	63,338	33,318	15,389
Operating income	130,141	82,875	32,016
Graphics | Operating Segments
Segment Reporting Information [Line Items]
Revenue	22,459	14,304	13,517
Other segment items	13,303	9,219	7,671
Operating income	$ 9,156	$ 5,085	$ 5,846