That is very likely due to processor/architecture optimized precompiled Python. See e.g. https://clearlinux.org/blogs/transparent-use-library-packages-optimized

That is very likely due to processor/architecture optimized precompiled Python. See e.g. https://clearlinux.org/blogs/transparent-use-library-packages-optimized-intel-architecture https://clearlinux.org/blogs/transparent-use-library-package... and https://clearlinux.org/blogs/boosting-python-profile-guided-platform-specific-optimizations https://clearlinux.org/blogs/boosting-python-profile-guided-...