Concept4F2 DRAM架构
4F2 Memory Architecture
A DRAM cell layout design in which each memory cell occupies approximately four square feature sizes. Compared with the conventional 6F2 structure, it can reduce cell area by about one third, increasing memory density when process scaling is constrained.
Timeline (last 90 days)
Oct 21
According to a Bilibili video, Changxin Memory successfully developed a 4F2 memory architecture, reducing the single-cell area by about 30% and raising the capacity ceiling of domestic HBM.
Unverified50%