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All three leading-edge foundries — Intel Foundry, Samsung Foundry, and TSMC — have initiated mass production of chips using 2nm-class process technology. Samsung was the first one to start production using its SF2 node (though it could be argued that this is a rebadged SF3P ) around mid-2025, Intel followed suit with its 18A node in November (albeit at development lines in Oregon, not production lines in Arizona), and TSMC initiated high-volume manufacturing using its N2 process at two volume fabs in Taiwan in December .…