Texas Instruments Inc. posted a fourth quarter net profit of $825 million on turnover of $3.2 billion, which compares with a net profit of $500 million on turnover of $3 billion in the final quarter of last year. For the year, TI’s net profit improved to $2.8 billion from $2.1 billion in the previous year, while turnover rose to $13 billion from $12 billion last year.
