YMTC Develops 128 and 232-Layer Xtacking 4.0 NAND Memory Chips

Chinese memory maker Yangtze Memory Technology Corp (YMTC) is allegedly preparing its next-generation Xtacking 4.0 3D NAND flash architecture for next-generation memory chips. According to the documen

tation obtained by Tom's Hardware, YMTC has developed two SKUs based on the upgraded Xtacking 4.0: X4-9060, a 128-layer three-bit-per-cell (TLC) 3D NAND, and the X4-9070, a 232-layer TLC 3D NAND. By u ...