This is additionally odd because according to Wikipedia, citing the Technical manual (wherever you can find that), the A53 cores were so borked that later versi

This is additionally odd because according to Wikipedia, citing the Technical manual (wherever you can find that), the A53 cores were so borked that later versions of the manual removed all references of their existence. The Tegra X1+ shipping in all Switches since 2018-2019 might, possibly, not even have the cores.