I think the last Intel CPUs that didn't support AVX were 10th gen (Comet Lake) Pentiums and Celerons, released in 2019.
Edit: That's wrong. Jasper Lake from 2021 also came without AVX support.
It took until Alder Lake-N for the atom-grade stuff to have AVX2 across the board.
It took until Alder Lake-N for the atom-grade stuff to have AVX2 across the board.