Silicon Motion Technology (NASDAQ:SIMO) reported quarterly earnings of $2.43 per share which beat the analyst consensus estimate of $2.14 by 13.55 percent. This is a 252.17 percent increase over earnings of $0.69 per share from the same period last year. The company reported quarterly sales of $451.001 million which beat the analyst consensus estimate of $403.406 million by 11.80 percent. This is a 127.00 percent increase over sales of $198.675 million the same period last year.