TSMC September 2010 Sales Report

Hsinchu, Taiwan, R.O.C. –October 8, 2010 - TSMC (TWSE: 2330, NYSE: TSM) today announced its net sales for September 2010: On an unconsolidated basis, net sales were approximately NT$36.65 billion, an increase of 0.4 percent over August 2010 and an increase of 30.8 percent over September 2009. Revenues for January through September 2010 totaled NT$300.12 billion, an increase of 52.5 percent compared to the same period in 2009.

On a consolidated basis, net sales for September 2010 were approximately NT$ 37.64 billion, an increase of 0.7 percent over August 2010 and an increase of 30.1 percent over September 2009. Revenues for January through September 2010 totaled NT$309.4 billion, an increase of 51.9 percent compared to the same period in 2009.