** Shares of U.S. chipmakers rise premarket after AI chipmaker Nvidia's Q1 sales beat
** Nvidia NVDA.O up 5%, memory chipmaker Micron Technology MU.O rises 3.3%, and AI server maker Super Micro Computer SMCI.O gains 4%
** Networking chipmakers Broadcom AVGO.O and Marvel Technology MRVL.O rise 3.27% and 5.1%, respectively; Qualcomm QCOM.O adds 1.67%
** Advanced Micro Devices AMD.O and Intel INTC.O, which make chips for personal computers, servers and AI chips, climb 3% and 1.6%, respectively
** U.S.-listed shares of contract chipmaker Taiwan Semiconductor Manufacturing TSM.N rise 1.6%
** The Philadelphia Semiconductor Index .SOX down 2.9% so far this year
(Reporting by Rashika Singh in Bengaluru)
((Rashika.Singh@thomsonreuters.com;))
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