Micron begins shipping 12-layer HBM4 samples with 2.8TB/s bandwidth

Micron recently announced that it has begun shipping 12-layer HBM4 samples, boasting a bandwidth of 2.8TB/s and a speed of up to 11Gbps, exceeding the official JEDEC specification of 8Gbps. Micron expressed confidence in its HBM market share in 2026, predicting it will exceed the 2025 level.