Dr. Wolfgang Ziebart takes over as CEO at Infineon

Munich, Germany – September 1, 2004 – Dr. Wolfgang Ziebart took over as CEO of Infineon Technologies AG (FSE/NYSE: IFX) on September 1. Accordingly, Max Dietrich Kley, who held the position temporarily for the semiconductor manufacturer, will immediately reassume the role he left in the interim as Infineon Supervisory Board Chairman.

After completing a degree in engineering and his doctorate in Munich, Dr. Wolfgang Ziebart began his professional career in 1977 at automobile manufacturer BMW. There he held a number of different positions, he became responsible for the development of electronics and was appointed to the Management Board in 1999. In 2000, Dr. Ziebart moved to Continental AG, the automotive supplier, to head the Automotive Systems Division in Hanover which focused on automotive electronics and electronic brake systems. One year later, he was appointed Deputy Chairman of the Executive Board at Continental AG.

Infineon Technologies AG, Munich, Germany, offers semiconductor and system solutions for the automotive and industrial sectors, for applications in the wired communications markets, secure mobile solutions as well as memory products. With a global presence, Infineon operates in the US from San Jose, CA, in the Asia-Pacific region from Singapore and in Japan from Tokyo. In fiscal year 2003 (ending September), the company achieved sales of Euro 6.15 billion with about 32,300 employees worldwide. Infineon is listed on the DAX index of the Frankfurt Stock Exchange and on the New York Stock Exchange (ticker symbol: IFX). Further information is available at www.infineon.com.