| Document and Entity Information Document | Apr. 12, 2021 | Mar. 15, 2021 |
| Cover [Abstract] | ||
| Document Type | 8-K | |
| Document Period End Date | Apr. 12, 2021 | |
| Entity Registrant Name | NVIDIA CORP | |
| Entity Central Index Key | 0001045810 | |
| Amendment Flag | false | |
| Entity Incorporation, State or Country Code | DE | |
| Entity File Number | 0-23985 | |
| Entity Tax Identification Number | 94-3177549 | |
| Entity Address, Address Line One | 2788 San Tomas Expressway | |
| Entity Address, City or Town | Santa Clara | |
| Entity Address, State or Province | CA | |
| Entity Address, Postal Zip Code | 95051 | |
| City Area Code | 408 | |
| Local Phone Number | 486-2000 | |
| Written Communications | false | |
| Soliciting Material | false | |
| Pre-commencement Tender Offer | false | |
| Pre-commencement Issuer Tender Offer | false | |
| Title of 12(b) Security | Common Stock, $0.001 par value per share | |
| Trading Symbol | NVDA | |
| Security Exchange Name | NASDAQ | |
| Entity Emerging Growth Company | false |
