The supply landscape for 3D NAND wafers is being structurally reshaped as major manufacturers shift capacity aggressively toward enterprise storage. While output of mainstream 1Tb dies is ramping rapidly, prices for 512Gb TLC wafers have surged. Though 1Tb TLC wafer prices rose to around US$23 in February 2026, the gap with 512Gb wafers has narrowed sharply to below 30%.