The TSMC fabrication plant in Phoenix. Photographer: Rebecca Noble/BloombergAdvanced Micro Devices Inc. Chief Executive Officer Lisa Su said that the chips her company gets from supplier Taiwan Semiconductor Manufacturing Co. cost more when they’re produced in TSMC’s Arizona facilities.Compared with similar parts from factories in Taiwan, the US chips will be “more than 5% but less than 20%” in terms of higher costs, she said at an AI event in Washington Wednesday. AMD expects its first chips fr...