The AI Infrastructure Stack
Overview  /  Tier V Silicon  /  Layer 12: Fabrication (Foundries)
Sub-category 12.3

Memory IDMs (Integrated Design + Fab)

Memory companies own their own fabs. Massive capex cyclicality.

Players

Players: Samsung Semiconductor 005930.KS, SK Hynix 000660.KS, Micron MU, Kioxia 285A.T, YMTC (NAND, China) Private, CXMT (DRAM, China) Private

Analysis coming soon — this page is scaffolding for deeper research into memory idms (integrated design + fab).