See Core M. The original microarchitecture of the Core i series was code-named Nehalem. Subsequent microarchitectures were Sandy Bridge, Ivy Bridge, Haswell, etc. (see Intel microarchitectures).

The Xeon 6 lineup is comprised of two families. The E-core-powered ... accomplished with the Intel 3 process node and Crestmont microarchitecture. The P-core-powered Granite Ridge chips are ...