Did you think that the Ryzen 5 5600X3D would be the last Socket AM4 CPU? We did too, and we were sure we were right. As it happens, there are two more AMD CPUs headed to the last-generation socket, although they’re not exactly “new”. Despite their familiar origins, though, it was hard to pin down exactly what they were because they weren’t

Source: Hot Hardware – Gigabyte Confirms Mystery Ryzen 7 5700 And Ryzen 3 5100 CPU Specs