ITC Extends Target Date of Final Determination in Rambus Matter Regarding NVIDIA Products

Target date for completion extended to July 26, 2010

Los Altos, California, United States  - 05/26/2010   - Rambus Inc. (Nasdaq:RMBS), one of the world’s premier technology licensing companies, today announced that it has received notification from the International Trade Commission (ITC) extending the target date for completion of the investigation until July 26, 2010. The ITC has requested further briefing regarding a license agreement between Rambus and Samsung Electronics. This action was brought by Rambus against NVIDIA Corporation and other Respondents alleging violation of Section 337 of the Tariff Act of 1930. The action is Investigation Number 337-TA-661.

“We are confident the ITC will ultimately affirm that Rambus patents are valid and infringed by the Respondents,” said Thomas Lavelle, senior vice president and general counsel at Rambus. “While we are of course disappointed in the delay, we will comply with the Commission’s request for further briefing in this matter.”

About Rambus Inc.

Rambus is one of the world’s premier technology licensing companies. Founded in 1990, the Company specializes in the invention and design of architectures focused on enhancing the end-user experience of electronic systems. Rambus’ patented innovations and breakthrough technologies help industry-leading companies bring superior products to market. Rambus licenses both its world-class patent portfolio, as well as its family of leadership and industry-standard solutions. Headquartered in Los Altos, California, Rambus has regional offices in North Carolina, Ohio, India, Germany, Japan, and Taiwan. Additional information is available at www.rambus.com.