SK Hynix leads HBM4 yield at 60%, expands DRAM supply
SK Hynix's sixth-generation high-bandwidth memory (HBM4) yield has reportedly reached the mid-60% range, the highest in the industry. Analysts say improved yield has lifted production efficiency, allowing the company to expand server DRAM supply even as it concentrates capacity on HBM, a trend also reflected in the growth of its DRAM capacity disclosed in its financial results for the third quarter of 2026.
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