Apple Insider posted a review on the MacBook Pro with Vega 20
A quote from the article:
The i9 MacBook Pro is a feat of engineering and design that Apple has carried forward for the last three models, but choices made at the inception of the line are echoing forward to today, still cutting back a very little bit on what the computer could be, even with the new Vega 20 graphics.MacBook Pro with Vega 20 Review