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TSMC's Arizona Fab 21 is already making 4nm chips — yield and quality reportedly on par with Taiwan fabs
It was alleged to be for AMD and Apple, but Raimondo did not say that.
TSMC has started producing chips at its Fab 21 near Phoenix, Arizona, using its 4nm-class process technology, Commerce Secretary Gina Raimondo told Reuters. TSMC's Fab 21 in Arizona produces chips for American companies in volumes (it is rumored that currently, the facility's production capacity is around 10,000 wafer starts per month), clear evidence that the initiative works. By the decade's end, TSMC expects to build its Fab 21 phase 3, which will produce chips on 2nm-class and 1.6nm-class nodes and their variations with backside power delivery.
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