Do you see other RAM slots?

I have a 2019 Asus TUF FX505GE-BQ030T laptop, with 16 GB ram cards, as you can see.

But I checked in task manager, and found that there must be 4 slots of ram in motherboard???

I have a 2019 Asus TUF FX505GE-BQ030T laptop, with 16 GB ram cards, as you can see.

But I checked in task manager, and found that there must be 4 slots of ram in motherboard???