UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

SCHEDULE 14A

Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

(Amendment No.__)

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¨Preliminary Proxy Statement

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¨Definitive Proxy Statement

xDefinitive Additional Materials

¨Soliciting Material Pursuant to § 240.14a-12

NVIDIA CORPORATION

(Name of Registrant as Specified In Its Charter)

N/A

(Name of Person(s) Filing Proxy Statement if Other Than the Registrant)

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Dear Institutional Investor:

Please find an advance courtesy copy of the proxy material for the upcoming annual meeting of stockholders of NVIDIA Corporation (NVDA), which is to be held on June 21, 2007, for your review. The official mailing commenced on May 9, 2007, and will be delivered by normal mailing instructions established by your custodial bank or broker. Voting instructions will be included in the official mailing. Only stockholders of record at the close of business on April 23, 2007, will be entitled to notice of and to vote at the annual meeting of stockholders and any adjournments thereof.

The Altman Group has been retained to assist NVIDIA with stockholder communications and proxy solicitation for this important stockholder meeting.

Please review the enclosed material, and if you have any questions regarding the proposals, please contact:

Reid Pearson

The Altman Group

678-919-7189

rpearson@altmangroup.com.

Or

Scott Sullivan

NVIDIA Corporation

408 566-6480

Email:  ssullivan@nvidia.com

Thank you,

The Altman Group, Inc.

The Altman Group, Inc. •1200 Wall Street West, 3^rd Fl.,Lyndhurst, NJ 07071 • Tel: 201.806.7300 • Fax: 201.460.0050 •www.altmangroup.com