How did AMD make Zen 2 faster?

[fatslob-:O]

CGI-Quality said:

You'll actually be getting a slightly cut down version of it, not the full fledged PC part. 

There are many Zen 2 'SKUs' so not sure what the "full fledged" parts are but it's sounds more like console manufacturers are getting 8 cores clocked at 3GHz+ ...