Probably the single biggest reason is the fact that they use TSMC to fab all their chips, and TSMC has had much more consistent node updates compared to intel.
Intel's next generation cpu node was supposed to come out this year, and it's been pushed back (possibly due to covid) until the end of 2021 or even into early 2022. Meanwhile, AMD says they have 5nm around the corner.
Intel's next generation cpu node was supposed to come out this year, and it's been pushed back (possibly due to covid) until the end of 2021 or even into early 2022. Meanwhile, AMD says they have 5nm around the corner.