Apple's week of Mac announcements isn't extending to an M4 MacBook Air—rumors indicate that the Air, as well as desktops like the Mac Studio and Mac Pro, will get new processors sometime in 2025. But Apple is bringing one of the best features of the new M4 Macs to the M3 MacBook Airs, as well as the entry-level M2 model: All of the base models are being bumped from 8GB to 16GB of RAM for the same prices as before.