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Samsung's HBM4 Squeeze, OpenAI Revenue Shock & DRAM Margin Fade
Audio is available on Spreaker — see link below.
Samsung is using HBM4 scarcity as a foundry leverage play against AMD — but a 60% yield rate and OpenAI's $50B revenue miss are testing the limits. Today's briefing covers the supply-chain pressure, DRAM pricing deceleration, ASML's parts hike, and what to watch when TSMC reports.
Audio is available on Spreaker — see link below.
Lisa Su flew to Seoul on October seventh, and that tells you almost everything about where the power sits in the AI hardware supply chain right now. AMD's chief executive was there to discuss production of the Instinct MI455X accelerator and, more pointedly, whether Samsung could become AMD's foundry partner for two-nanometre logic.
The context for that leverage matters. Samsung just posted operating profit of one hundred and seven point four trillion won for the third quarter of twenty twenty-six.
Here's the problem AMD has to weigh. Samsung's SF2 two-nanometre process is reportedly yielding around sixty percent.
Underneath the supply tightness story, there's a pricing signal worth watching. TrendForce is forecasting DRAM contract price growth of ten to fifteen percent in the fourth quarter.
Then there's the demand side shock that hit on October ninth. OpenAI disclosed annualized revenue of fifty billion dollars.
Two shorter developments worth flagging. ASML is applying a flat ten percent increase to EUV and DUV replacement parts for Samsung and SK Hynix starting January.
The real test over the next quarter is whether Samsung's yield trajectory improves fast enough to make the AMD foundry conversation a genuine decision rather than a diplomatic meeting. Watch the MI455X production timeline.
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