Document and Entity Information (USD $)	12 Months Ended
	Jan. 29, 2012	Mar. 09, 2012	Jul. 31, 2011
Document And Entity Infomration Abstract
Entity Registrant Name	NVIDIA CORP
Entity Central Index Key	0001045810
Current Fiscal Year End Date	--01-29
Entity Well-known Seasoned Issuer	Yes
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Filer Category	Large Accelerated Filer
Entity Public Float			$ 7,980,000,000
Entity Common Stock, Shares Outstanding		616,028,107
Document Fiscal Year Focus	2012
Document Fiscal Period Focus	FY
Document Type	10-K
Document Period End Date	Jan. 29, 2012
Amendment Flag	false