Cyrix Files Suit Against Intel for Patent Infringement

Richardson, Texas -- May 13, 1997 -- Cyrix Corporation (NASDAQ: CYRX) today announced that it has filed suit against Intel Corporation for patent infringement in the U.S. District Court for the Eastern District of Texas. Cyrix asserts in the suit that Intel products including Pentium®, Pentium Pro and Pentium II microprocessors infringe on one or both of the patents issued to Cyrix on May 13, 1997. The suit seeks preliminary and permanent injunctive relief along with unspecified damages and fees.

Cyrix Corporation, headquartered in Richardson, Texas, is a leading supplier of high-performance processors to the personal computer industry. Founded in 1988, the company designs, manufactures and markets innovative Windows®-compatible processors for the desktop computer market.