MacRumors published a story that the A14X chip for the first Apple Silicon Mac will enter mass production in fourth quarter.
A14X Chip for First Apple Silicon Mac and New iPad Pro to Enter Mass Production in Fourth Quarter
Apple's 5-nanometer-based A14X processor, which is destined for the first Apple Silicon Mac and the next-generation iPad Pro, will enter mass production in the fourth quarter of this year
A14X Chip for First Apple Silicon Mac and New iPad Pro to Enter Mass Production in Fourth Quarter