Infineon appoints Rüdiger Andreas Günther as CFO and Labor Director

Munich, Germany – February 15, 2007 – The Supervisory Board and Management Board of Infineon Technologies AG appointed Rüdiger Andreas Günther (48) as member of the company’s Management Board, effective April 1, 2007, at today’s meeting of the Supervisory Board.  Günther will assume the post of Chief Financial Officer and Labor Director on May 1, 2007 as the successor of Peter J. Fischl (60), who will retire.   Rüdiger Andreas Günther’s last position was that of Financial Director and Management Spokesman of CLAAS KGaA, Harsewinkel.  Under his direction the company developed from a mid-size agricultural machine manufacturer to a global player.  From 1988 to 1993 he worked in various managerial capacities for Metro SV-Service Verwaltungs GmbH in Duesseldorf.  The qualified banker and business graduate began his career at the Continental Bank of Chicago in Frankfurt in 1985. Fischl has held the post of Chief Financial Officer and Labor Director since the inception of Infineon in 1999.  Key strategic decisions were made in his term of office, such as the recent carve-out of the Memory Products business and subsequent IPO of Qimonda     on the New York Stock Exchange in August 2006.  He began his professional career at Siemens in Munich in 1971.  The Hamburg-born executive had for some time voiced the request for premature termination of his contract expiring on May 30, 2008.  Fischl will continue to act as Chairman of the Supervisory Board at Qimonda.

About Infineon Infineon Technologies AG, Munich, Germany, offers semiconductor and system solutions addressing three central challenges to modern society including energy efficiency, mobility and security.  In fiscal year 2006 (ending September), the company achieved sales of Euro 7.9 billion (including Qimonda sales of Euro 3.8 billion) with approximately 42,000 employees worldwide (including approximately 12,000 Qimonda employees).  With a global presence, Infineon operates through its subsidiaries in the US from Milpitas, CA, in the Asia-Pacific region from Singapore, and in Japan from Tokyo.  Infineon is listed on the Frankfurt Stock Exchange and on the New York Stock Exchange (ticker symbol: IFX). Further information is available at http://www.infineon.com