SK hynix, South Korea's No. 2 chipmaker, said Friday it has begun mass-production of a mobile DRAM that offers the industry's largest capacity aimed at minimizing power consumption and features low voltage operation for devices, including smartphones and tablets. SK hynix said the 24-gigabyte low-power double data rate 5 eXtended (LPDDR5X) mobile DRAM was first supplied to Chinese Oppo’s latest flagsh...