Klaus Wucherer unanimously elected as the new Supervisory Board Chairman - Annual General Meeting chooses new Supervisory Board Members

Neubiberg, Germany – February 11, 2010 – Following today’s Annual General Meeting of Infineon Technologies AG (FSE: IFX / OTCQX: IFNNY), the new Supervisory Board unanimously elected Prof. Dr. Klaus Wucherer as its chairman at its constituting meeting. Gerd Schmidt became vice chairman.

These persons were appointed by the Annual General Meeting to represent the shareholders on the Supervisory Board with the following share of votes:

• Hans Ulrich Holdenried (99.5 %)

• Prof. Dr. Renate Köcher (99.2 %)

• Dr. Manfred Puffer (99.5 %)

• Prof. Dr. Doris Schmitt-Landsiedel (99.3 %)

• Dr. Eckart Sünner (99.2 %)

• Prof. Dr. Dr. h.c. Klaus Wucherer (72.5 %)

Due to the decrease in the number of employees at Infineon Technologies AG and its group companies to fewer than 10,000 in Germany, the number of Supervisory Board appointees has been reduced by four, from 16 members to 12.

The tenure of the employee representatives on the Supervisory Board ended with the close of today’s Annual General Meeting. On December 16, 2009, the employee representatives elected the following members to the Supervisory Board to represent employees in the period following the Annual General Meeting:

• Wigand Cramer

• Alfred Eibl

• Peter Gruber

• Gerhard Hobbach

• Gerd Schmidt

• Jürgen Scholz

Infineon Technologies AG, Neubiberg, Germany, offers semiconductor and system solutions addressing three central challenges to modern society: energy efficiency, mobility, and security. In the 2009 fiscal year (ending September), the company reported sales of Euro 3.03 billion with approximately 25,650 employees worldwide. With a global presence, Infineon operates through its subsidiaries in the U.S. from Milpitas, CA, in the Asia-Pacific region from Singapore, and in Japan from Tokyo. Infineon is listed on the Frankfurt Stock Exchange (ticker symbol: IFX) and in the USA on the over-the-counter market OTCQX International Premier (ticker symbol: IFNNY).