Nvidia gets China's go-ahead for $6.9 billion Mellanox deal

(Reuters) - U.S. chip supplier Nvidia Corp said on Thursday Chinese authorities had approved its $6.9 billion acquisition of Israeli chip designer Mellanox Technologies Ltd , overcoming the last obstacle for the deal announced over a year earlier.Mellanox shares rose nearly 2% in afternoon trading, while Nvidia jumped about 4%.Many acquisitions between U.S. and international companies with significant operations in China have faced challenges in securing approval from the country's regulator..