An engineering sample processor has turned up on Twitter with the codename "ZG16702AE8JB2_32/10/18_13F8". Fortunately, a little bit of light has been shed on what this mystery processor could be, and it is claimed that it is actually AMD's custom chip Gonzalo, which is expected to appear in the next-generation consoles from Microsoft and Sony.
https://www.notebookcheck.net/New-codename-for-AMD-s-rumored-custom-console-APU-Gonzalo-throws-up-new-conundrums.416127.0.html