I have a 2019 16-inch MacBook Pro connected to two displays via USB-C and DisplayPort through a Thunderbolt dock and it seems like it also forces it to discrete

I have a 2019 16-inch MacBook Pro connected to two displays via USB-C and DisplayPort through a Thunderbolt dock and it seems like it also forces it to discrete graphics. I'm not sure if I've ever seen it use integrated graphics when I'm docked.