Media Contact: Frank Parisi 612/683-7130 Financial Contact: Brad Allen 612/683-7395 EWALD NAMED CRAY RESEARCH CHIEF OPERATING OFFICER EAGAN, Minn., December 1, 1994 -- Robert H. Ewald has been named chief operating officer at Cray Research, Inc. (NYSE: CYR) it was announced today by John Carlson, Cray chairman and chief executive. In his position Ewald will assume full responsibility for the office of chief operating officer, which he previously shared with Lester T. Davis, who announced his retirement today. Carlson said, "We are very fortunate to have a well- experienced and widely regarded professional such as Bob ready to step in and oversee Cray's day-to-day operations." Ewald, 47, actually worked with the first Cray system delivered to Los Alamos National Laboratory beginning in 1977 when he was employed there as a computational scientist. From 1979 to 1984 he was leader of Los Alamos' computing and communications division. He joined the company in 1984 as director, education industry and was subsequently named vice president of commercial marketing. In 1988 Ewald was named vice president, software and in 1992 became the company's executive vice president of development. In that post he was responsible for both hardware and software development and R&D and simultaneously served as Cray's chief technology officer. In 1993 he was named head of supercomputer operations in the office of chief operating officer. Ewald has been frequently recognized for his leadership and for contributions to computational science. In 1984 he was named one of the 100 brightest scientists in the United States by Science Digest magazine and received the Los Alamos Distinguished Performance Award in 1980. He holds a bachelors of science degree in civil engineering from the University of Nevada in 1969 and a masters of science degree in civil engineering received as a National Science Foundation Fellow at the University of Colorado in 1970. Cray Research provides the leading supercomputing tools and services to help solve customers' most challenging problems. ###