TSMC August 2012 Sales Report

Hsinchu, Taiwan, R.O.C. – September 10, 2012 - TSMC (TWSE: 2330, NYSE: TSM) today announced its net sales for August 2012: On an unconsolidated basis, net sales were approximately NT$48.9 billion, an increase of 2 percent over July 2012 and an increase of 32 percent over August 2011. Revenues for January through August 2012 totaled NT$327.57 billion, an increase of 16 percent compared to the same period in 2011.

On a consolidated basis, net sales for August 2012 were approximately NT$49.5 billion, an increase of 2 percent over July 2012 and an increase of 31.5 percent over August 2011. Consolidated revenues for January through August 2012 totaled NT$331.59 billion, an increase of 14.8 percent compared to the same period in 2011.

"TSMC's third quarter 2012 revenues are now expected to be slightly higher than the guidance announced on July 19, primarily due to pull-in of certain customers’ shipments and better-than-expected mask revenue." said TSMC Chief Financial Officer, Spokesperson, and Senior Vice President Ms. Lora Ho.