ARC International Named Among UK's "Fast 50" Growth Companies in Annual Deloitte Rankings

ELSTREE, UK, December 14, 2004 - ARC International (LSE: ARK) today announced that it has been recognized in Deloitte's annual "Technology Fast 50 Awards" rankings as one of the United Kingdom's fastest growing high-technology companies. Winners are selected annually by Deloitte using objective criteria such as annual percentage turnover growth for the period from 1999 to 2003. ARC International ranked in the top ten percent in its respective region, which included companies such as ARM Holdings. More information about Deloitte's Technology Fast 50 program can be found at www.fast50.co.uk. ARC International will report fiscal year 2004 earnings in February of 2005.

"The Deloitte Technology Fast 50 Award is another positive indicator of ARC International's growing market success," said Carl Schlachte, president and CEO of ARC International. "We are pleased with the recognition and to be among the companies that are raising the profile of the United Kingdom's contribution to the global technology industry."

About ARC

ARC International is a world leader in low-power, high-performance 32-bit configurable CPU/DSP processor cores, subsystems, real-time operating systems and development tools for embedded system design. ARC's configurable and extendible cores assist customers in the development of next generation digital media, consumer and communications devices, resulting in lower cost, higher performance SOC products.

ARC International maintains a worldwide presence with corporate offices in San Jose, California, USA and Elstree, UK. The Company has research and development offices located in England and the United States. For more information please visit the ARC website at: www.ARC.com. ARC International is listed on the London Stock Exchange as ARC International plc (LSE: ARK).

ARC and the ARC logo are trademarks or registered trademarks of ARC International. All other brands or product names contained herein are the property of their respective owners.

This press release may contain certain "forward-looking statements" that involve risks and uncertainties. For factors that could cause actual results to differ, visit the company's Website as well as the listing particulars filed with the United Kingdom Listing Authority and the Registrar of Companies in England and Wales.