The mass production of the renovated fabrication line is scheduled to start in second half of 2013
Samsung Electronics is planning to invest about $4bn at its chip plant in Austin, Texas to boost capacity of processors used in smartphones and tablet computers.
The company will use the funds to renovate its existing fabrication operations to house full System LSI production.
The renovated fabrication line will mainly produce mobile SoCs on 300mm wafers at the 28nm process node and the mass production is scheduled to begin in second half of 2013.
Samsung claims that the latest investment marks the largest single foreign investment ever made in the state of Texas.
The company's total investment in Samsung Austin Semiconductor since 1996 will exceed $13bn.
Samsung Austin Semiconductor president Woosung Han said: "The added ability in production will allow our customers to better respond to market needs."
In January 2012, Samsung unveiled a KRW25 trillion ($21.3bn) capital expenditure plan for this year, with KRW15 trillion ($12.8bn) will be allocated to chip investment, mainly on existing production lines and to upgrade technology.
In June 2012, Samsung said it will invest $1.92bn over the next two years to construct a new non-memory chip line in South Korea to address growing demand for mobile processors.
Samsung is also spending another $7bn to set up a semiconductor factory in China to to meet demand for chips used mobile devices.
