Chinese memory maker ChangXin Memory Technologies (CXMT) has started mass production of LPDDR5X DRAM, marking a milestone in China’s high-performance memory development. The company said its latest LPDDR5X modules reach speeds of 10,667Mbps, matching SK Hynix’s premium chips launched in October 2024. This achievement marks China’s first successful mass production at this performance tier and signals its growing self-reliance in advanced semiconductor memory manufacturing.