The biggest change overnight is a sharper split between AI fundamentals and the broader market. The S&P 500 fell 0.58%, Dow 1.18% and Nasdaq 0.32% as Brent approached US$100 and Treasury yields stayed near 4.8%. Yet semiconductor names tied to custom AI infrastructure held up better, helped by a major new Amazon–Qualcomm agreement.
Micron is already shipping HBM4 in volume for Nvidia Vera Rubin, delivering >2.8 TB/s bandwidth and >20% greater power efficiency than HBM3E. SK hynix meanwhile approved about ₩54T of new fab investment specifically to address growing AI-memory demand. HBM remains the strongest fundamental layer, but after recent sharp memory rallies coupled with imminent interest rate increases, better entry points key rather than Supercycle over.
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- IrmaBurke·09-09 21:02That HBM4 jump matters more for inference than people think — Rubin class systems get more headroom on memory-bound loads, but the real bottleneck may shift to packaging and qualified supply.LikeReport