Fedora Discusses Optimized Binaries For The AMD64 Architecture (fedoraproject.org)
Additional paths will be inserted into the search path used for executables on systems which have a compatible CPU. Those additional paths will mirror the AMD64 / x86_64 “microarchitecture levels” supported by the glibc-hwcaps mechanism: x86-64-v2, x86-64-v3, x86_64-v4. Systemd will be modified to insert the additional...