Almost since the inception of the foundry business model in the late 1980s, TSMC would produce silicon. In contrast, an outsourced semiconductor assembly and test (OSAT) service provider would then package it into a ceramic or organic encasing. Things have changed in recent years with the emergence of advanced packaging methods that require sophisticated tools and cleanrooms that are akin to those used for silicon production because TSMC was at the forefront of innovative packaging methods, which the company aggregates under the 3DFabric brand and because it built appropriate capacity, it quickly emerged as a significant OSAT for advanced packaging. Many companies, such as Nvidia, want to send in blueprints and get their product that is ready to ship, which is why they choose to...

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