Samsung pioneers the next generation of ultra-fast, high density mobile memory technology, opening the door to the era of 4GB mobile DRAM for a new level of mobile responsiveness )--Samsung Electronics Co., Ltd., the world leader in advanced memory technology, announced today that it has started mass producing the industry's first 8 gigabit , low power double data rate 4 mobile DRAM based on the company's leading-edge 20-nanometer process technology. LPDDR memories are the most widely used "working memory" for mobile devices worldwide.