4F2 DRAM development

Memory leaders are making progress with the next-generation 4F2 DRAM designs, a part of the industry's move toward vertically stacked 3D architectures to increase performance.

Memory leaders are making progress with the next-generation 4F² DRAM designs, a part of the industry's move toward vertically stacked 3D architectures to increase performance.

Leading the way are Chinese companies CXMT and YMTC, as they aim to close the technology gap with established South Korean giants Samsung and SK Hynix.

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IN THE NEWS

Friday 16 October 2026

CXMT targets DDR5 RDIMMs by end of 2026; SiCarrier showcases China's advanced chipmaking equipment

China's leading DRAM manufacturer CXMT has disclosed progress in its 4F² DRAM architecture and plans to introduce DDR5 registered dual in-line memory modules (RDIMMs) by the end...

Friday 16 October 2026

China's YMTC targets 9,600 MT/s with 4F² DRAM design

China's Yangtze Memory Technologies (YMTC) is developing a next-generation 4F² DRAM design targeting data transfer speeds of 9,600 megatransfers per second (MT/s), expanding beyond...

Thursday 15 October 2026

Samsung reportedly completes 4F² DRAM development as China's CXMT targets year-end launch

Samsung Electronics has reportedly completed development of next-generation 4F² DRAM technology and is aligning commercialization with customer requirements, even as China's ChangXin...

Wednesday 14 October 2026

CXMT targets 4F² DRAM production two years ahead of Samsung, but can China close technology gap?

China's ChangXin Memory Technologies (CXMT) plans to mass-produce next-generation 4F² DRAM by the end of 2026, potentially ahead of South Korean rivals Samsung Electronics and...

Tuesday 13 October 2026

Column: From 3D NAND to 3D DRAM — how vertical stacking is reshaping memory chip manufacturing

After 2013, planar NAND flash memory began reaching its scaling limits at the 15–16nm process node. Capacitive coupling between the floating gates of adjacent memory cells increasingly...

Monday 12 October 2026

CXMT targets 2026 debut of 4F² DDR5 RDIMM in bid to challenge server DRAM rivals

China's ChangXin Memory Technologies (CXMT) plans to introduce DDR5 registered DIMMs (RDIMMs) based on its new 4F² DRAM architecture by the...