Rambus to Announce Third Quarter 2009 Results

Rambus Inc. (Nasdaq:RMBS), one of the world's premier technology licensing companies specializing in high-speed memory architectures, will hold a conference call on October 22, 2009 at 2:00 p.m. Pacific Time to discuss its third quarter 2009 financial results.

This call will be webcast and can be accessed via Rambus' web site at http://investor.rambus.com. A replay will be available following the call on Rambus' Investor Relations web site or for one week at the following numbers: (888) 203-1112 (domestic) or (719) 457-0820 (international) with ID#5928140.

About Rambus Inc.

Rambus is one of the world's premier technology licensing companies specializing in the invention and design of high-speed memory architectures. 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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