TSMC August 2010 Sales Report

Hsinchu, Taiwan, R.O.C. – September 10, 2010 - TSMC (TWSE: 2330, NYSE: TSM) today announced its net sales for August 2010: on an unconsolidated basis, net sales were approximately NT$36.5 billion, an increase of 0.9 percent over July 2010 and an increase of 26.3 percent over August 2009. Revenues for January through August 2010 totaled NT$263.47 billion, an increase of 56.2 percent compared to the same period in 2009.

On a consolidated basis, net sales for August 2010 were approximately NT$ 37.39 billion, an increase of 0.5 percent over July 2010 and an increase of 25.4 percent over August 2009. Revenues for January through August 2010 totaled NT$271.76 billion, an increase of 55.5 percent compared to the same period in 2009.