VIA TECHNOLOGIES AND NATIONAL SEMICONDUCTOR SIGN LETTER OF INTENT FOR SALE OF CYRIX BUSINESS

June 30, 1999 - VIA Technologies, Inc. and National Semiconductor Corporation? (NYSE:NSM) today announced that they have signed a letter of intent for VIA to purchase the Cyrix? PC processor business for an undisclosed amount. Further details on the timing and structure of the transaction will be announced during the next month. VIA intends to continue to develop and market the successful line of Cyrix CPUs.

Founded in 1987, VIA Technologies, Inc. is the PC industry's second largest core logic chipset supplier. VIA independently designs, engineers and manufactures cost-effective, highly integrated, high functionality system logic chipsets and associated peripherals for manufacturers of desktop and portable PC systems.

National Semiconductor combines leading-edge analog and digital technologies to create highly integrated solutions for the information age. From complete systems on a single chip to high-performance multi-chip products, National provides a variety of optimum solutions for Information Appliances - easy to use, low-cost devices that access the Internet-as well as other consumer and communications electronics markets. With headquarters in Santa Clara, California, National has annual sales of more than $2 billion and 11,000 employees worldwide. Additional company and product information is available on the World Wide Web at www.national.com.

Cyrix is a wholly owned subsidiary of National Semiconductor Corporation, and Cyrix and National are registered trademarks of National Semiconductor Corporation. All other brand or trade names are the property of their respective holders.