Leaker Jack Neill suggests there will be a MBA 10,2 with a M1S spec bump with 35% better GPU and 20% faster CPU but no redesign. The MBA 11,1 will have a the M1X will have 32GB ram available and will have about 40% faster GPU and 30% faster than the M1 along with a case redesign. Preorders will be available Sept 22 at 10:00AM PST after the Apple Event on the 14th.