Ian's Interview with AMD revealed that the sucessor to Genoa will also have an italian codename:
https://www.anandtech.com/show/14568/an-interview-with-amds-forrest-norrod-naples-rome-milan-genoa
Looking at the top 12 of Italian cities:
Rome, Milan, Naples and Genoa are already used.
Palermo and Venice also have been used for AMD CPUs before.
Turin would be the biggest unused city name, but kind of has been used for the Turion series and could also be confused with Turing ...
Leaving us with: Bologna, Florence, Bari, Catania and Verona. (If we limit the list to the top 12.)
There are some interesting names further down the list though e.g. Parma, Ferrara, Monza, ...
https://www.anandtech.com/show/14568/an-interview-with-amds-forrest-norrod-naples-rome-milan-genoa
But for the removal of doubt, Genoa is the Zen 4 design. Here's an exclusive: the one after that is another Italian City. I know you're shocked.
Looking at the top 12 of Italian cities:
Rome, Milan, Naples and Genoa are already used.
Palermo and Venice also have been used for AMD CPUs before.
Turin would be the biggest unused city name, but kind of has been used for the Turion series and could also be confused with Turing ...
Leaving us with: Bologna, Florence, Bari, Catania and Verona. (If we limit the list to the top 12.)
There are some interesting names further down the list though e.g. Parma, Ferrara, Monza, ...