智通财经APP获悉,5月20日,小米集团(01810)董事长雷军微博称,小米玄戒O1,小米自主研发设计的3nm旗舰芯片,已开始大规模量产。搭载小米玄戒O1两款旗舰,将同时发布:高端旗舰手机小米15spro和超高端OLED平板小米平板7ultra。
据市场消息,玄戒O1采用第二代3nm工艺制程,芯片设计为“1+3+4”八核三丛集架构,包含1颗Cortex-X3超大核(主频3.2GHz)、3颗Cortex-A715中核(主频2.6GHz)以及4颗Cortex-A510小核(主频2.0GHz)。在基带方案上,初期为降低技术风险,玄戒O1可能采用外挂联发科5G基带的“SoC+基带分离”模式,其晶体管数量达190亿个。
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