Document and Entity Information Document - USD ($)	3 Months Ended
	Apr. 29, 2018	May 18, 2018	Jul. 28, 2017
Document Information [Line Items]
Entity Registrant Name	NVIDIA CORP
Entity Central Index Key	0001045810
Current Fiscal Year End Date	--01-27
Entity Filer Category	Large Accelerated Filer
Document Type	10-Q
Document Period End Date	Apr. 29, 2018
Document Fiscal Year Focus	2019
Document Fiscal Period Focus	Q1
Amendment Flag	false
Entity Common Stock, Shares Outstanding		607,171,892
Entity Well-known Seasoned Issuer	Yes
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Public Float			$ 94,311,225,054