Little details yet
MSI showed the MEG Z790 Ace Max motherboard, which, among other things, stands out for having a Wi-Fi 7 adapter.
MSI Showcases MEG Z790 Ace Max
There are no special details yet, but the photo shows which slots are available and how the cooling system is implemented. This is a flagship product, so the equipment here is appropriate.
You can highlight the presence of a heatsink for the SSD and an indicator of POST codes.
Unfortunately, there is no data yet on when such boards will appear on the market.