Rambus Co-Founder Mike Farmwald to Serve as Senior Technical Advisor

Memory architecture pioneer to focus on new memory technologies

Los Altos, California, United States  -- October 4, 2006 --  Rambus Inc. (NASDAQ: RMBS), one of the world's premier technology licensing companies specializing in high-speed chip interfaces, today announced that one of its founders, Dr. P. Michael Farmwald, will serve as Senior Technical Advisor. Dr. Farmwald will focus on the design and development of new memory technologies.

“We are very proud to have the Rambus founders back working with our talented engineering staff to create some of the world’s most advanced interface technologies,” said Harold Hughes, president and chief executive officer at Rambus. “Mike is a true pioneer in advanced memory architectures and design, and we look forward to his future innovations in the area of memory and storage.”

Dr. Farmwald has served as a director since co-founding Rambus with Dr. Mark Horowitz in March 1990. He also served as Vice President and Chief Scientist from March 1990 to November 1993. Dr. Farmwald founded Skymoon Ventures, a venture capital firm, in 2000. In addition, Dr. Farmwald has co-founded several other semiconductor companies, including Chromatic Research in 1993 and Matrix Semiconductor, Inc. in 1997. Dr. Farmwald holds a B.S. degree in Mathematics from Purdue University and a Ph.D. in Computer Science from Stanford University.

About Rambus Inc.

Rambus is one of the world's premier technology licensing companies specializing in the invention and design of high-speed chip interfaces. Since its founding in 1990, the company's patented innovations, breakthrough technologies and renowned integration expertise have helped industry-leading chip and system companies bring superior products to market. Rambus' technology and products solve customers' most complex chip and system-level interface challenges enabling unprecedented performance in computing, communications and consumer electronics applications. Rambus licenses both its world-class patent portfolio as well as its family of leadership and industry-standard interface products. Headquartered in Los Altos, California, Rambus has regional offices in North Carolina, India, Germany, Japan and Taiwan. Additional information is available at www.rambus.com.

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