Reports say SK Hynix's HBM4 yield has recently exceeded 70%; the company has not officially released specific figures. The industry regards a >70% HBM4 yield as significant. Yield is qualified units divided by total output; all else equal, raising yi

2026-11-12

Reports say SK Hynix's HBM4 yield has recently exceeded 70%; the company has not officially released specific figures. The industry regards a >70% HBM4 yield as significant. Yield is qualified units divided by total output; all else equal, raising yield from 60% to 70% increases qualified output by about 16.7%. (ChosunBiz)