Originally Posted by AlphaC
... so it's likely the same thing as before but with slightly more mosfets (i.e. instead of 2x low side , 2x for high side too).
There is a very small and badly angled picture of the TUF B450 pro with the heatsinks off on the MoBo's page. I think I see 6 group of 4 mosfets on the board. So it is likely the regular 4+2 phase design typical on these boards.