Cavium Networks and Wind River Expand Strategic Partnership for Networking, Communications and Security Applications

Wind River Provides Out-of-the-Box, Optimized Support for Cavium Networks' OCTEON Processors With New VxWorks 6.6 SMP Product

Cavium Networks (NASDAQ: CAVM), a leading provider of highly integrated semiconductor products that enable intelligent processing for networking, communications, storage and security applications, today announced an expanded technology partnership with Wind River Systems, Inc. (NASDAQ: WIND), the global leader in Device Software Optimization (DSO). Wind River's VxWorks 6.6 SMP product will include out-of-the-box, optimized support for Cavium Networks' OCTEON processors in its initial worldwide release. Combined with Wind River Platform for Network Equipment, Linux Edition support, Wind River On-Chip Debugging JTAG support, this important step will provide comprehensive Wind River product support for the OCTEON processor family. The Wind River DSO portfolio and Cavium Networks' OCTEON Multi-core processors are designed into and targeted for SOHO, SME and enterprise networking, wireless infrastructure and service provider OEM equipment.

"Wind River is investing heavily in our partnership with Cavium Networks due to their leading position in the networking and communications processor market and a broad set of common tier-1 OEM customers," said John Bruggeman, chief marketing officer for Wind River. "We are pleased to offer standard, optimized VxWorks 6.6 symmetric multi-processing (SMP) support for their multi-core processors."

"Through the VxWorks 6.6 SMP operating system solution, Wind River is demonstrating a leadership role in real-time, deterministic SMP operating systems and we see significant market demand for its multi-core capabilities going forward," said Rajiv Khemani, vice president of marketing and sales for Cavium Networks. "Cavium plans to continue our strong relationship with Wind River through product and roadmap alignment as Wind River's extensive technology complements the breadth of Cavium's multi-core, high-performance OCTEON processor line."

About Cavium Networks

Cavium Networks is a provider of highly integrated semiconductor products that enable intelligent processing in networking, communications, storage and security applications. Cavium Networks offers a broad portfolio of integrated, software compatible processors ranging in performance from 10 Mbps to 10 Gbps that enable secure, intelligent functionality in enterprise, data-center, broadband & consumer and access & service provider equipment. Cavium Networks processors are supported by ecosystem partners that provide operating systems, tool support, reference designs and other services. Cavium Networks principal offices are in Mountain View, CA with design team locations in California, Massachusetts and India. For more information, please visit: http://www.caviumnetworks.com.

About Wind River

Wind River is the global leader in Device Software Optimization (DSO). Wind River enables companies to develop, run and manage device software faster, better, at lower cost and more reliably. Wind River platforms are pre-integrated, fully standardized, enterprise-wide development solutions. They reduce effort, cost and risk and optimize quality and reliability at all phases of the device software development process, from concept to deployed product.

Founded in 1981, Wind River is headquartered in Alameda, California, with operations worldwide. To learn more, visit Wind River at www.windriver.com or call 1-800-872-4977.

This press release may contain forward-looking statements regarding future events that involve risks and uncertainties. Readers are cautioned that these forward-looking statements are only predictions and may differ materially from actual future events or results. These forward-looking statements involve risks and uncertainties, as well as assumptions that if they do not fully materialize or prove incorrect, could cause our results to differ materially from those expressed or implied by such forward-looking statements. The risks and uncertainties that could cause our results to differ materially from those expressed or implied by such forward-looking statements include but are not limited to, the adoption of VxWorks and OCTEON, performance optimization results, out-of-the-box experience and other risks and uncertainties described more fully in our documents filed with or furnished to the Securities and Exchange Commission. More information about these and other risks that may impact Cavium's business are set forth in our filings with the SEC, including the "Risk Factors" section in our Form 10-Q. All forward-looking statements in this press release are based on information available to us as of the date hereof and qualified in their entirety by this cautionary statement, and we assume no obligation to revise or update these forward-looking statements to reflect events or circumstances after the date hereof.

Wind River Systems and the Wind River Systems logo are trademarks of Wind River Systems, Inc., and VxWorks is a registered trademark of Wind River Systems, Inc. Third party marks and brands are the property of their respective holders.

OCTEON(TM) and NITROX(TM) are trademarks of Cavium Networks, Inc . All other trademarks are the property of their respective owners. All rights reserved. © Cavium Networks, Inc. 2007.