MIPS Technologies Names Wind River as its Premier Device Software Optimization Solution Provider

• MIPS Technologies and Wind River strengthen ties by collaborating on product strategy
• Target market segments include consumer entertainment, imaging, network equipment and automotive telematics

ALAMEDA, Calif. and MOUNTAIN VIEW, Calif. – May 23, 2005 – Wind River Systems, Inc. (NASDAQ:WIND), the global leader in Device Software Optimization (DSO) and MIPS Technologies, Inc. (NASDAQ:MIPS), a leading provider of industry-standard processor architectures and cores for digital consumer and business applications, today announced that MIPS Technologies has named Wind River as its premier DSO solution provider. As part of this strategic alliance, joint customers will have access to best-in-class MIPS Technologies’ processor cores and Wind River’s comprehensive range of DSO products. The companies will align and optimize the integration of these technologies and products for the consumer entertainment, imaging, network equipment, and automotive telematics markets.

Wind River offers comprehensive development tools that support the MIPS32® and MIPS64® architectures and cores through Wind River Workbench, Wind River’s Eclipse-based integrated development environment (IDE). Through this alliance, joint customers can benefit from optimized and tightly integrated, end-to-end solutions on VxWorks- and Linux-based runtime platforms. In addition to supporting existing MIPS® cores, including the 24K® family of cores, Wind River will collaborate with MIPS Technologies on supporting new technologies such as multithreading and DSP architectures.

“Wind River’s full-featured DSO solutions accelerate time to market for our joint customers while leveraging MIPS Technologies’ competitive advantage in performance, power, and cost,” said John Bourgoin, president and chief executive officer, MIPS Technologies. “This strategic commitment will bring key product enhancements to our customers.”

“Wind River and MIPS Technologies have worked together for many years, and today’s announcement signals a new era of collaboration,” said Ken Klein, chairman, president and chief executive officer, Wind River. “Wind River is committed to working with MIPS Technologies to ensure that our joint customers have more timely access to the technologies and solutions they need to create smarter devices faster, better and at lower cost.”

Wind River and MIPS Technologies have been working together for more than six years. The companies have collaborated to create end-to-end development support and superior architectures for devices including cable and DSL modems, digital set-top boxes, consumer devices and residential gateways.

About MIPS Technologies
MIPS Technologies, Inc. is a leading provider of industry-standard processor architectures and cores for digital consumer and business applications. The company drives the broadest architectural alliance that is delivering 32- and 64-bit embedded RISC solutions. The company licenses its intellectual property to semiconductor companies, ASIC developers and system OEMs. MIPS Technologies and its licensees offer the widest range of robust, scalable processors in standard, custom, semi-custom and application-specific products. The company is based in Mountain View, Calif., and can be reached at +1 (650) 567-5000 or www.mips.com.

About Wind River
Wind River is the global leader in device software optimization (DSO). Wind River enables companies to develop and run device software faster, better, at a 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 http://www.windriver.com or call Wind River at 1-800-872-4977.