Why is this Titanic Sim so slow on my GTX 1080Ti EXTREME?

[iratemonkey]

I'm talking about this free demo here
titanicdemo.com

at the boilers I'm getting 10 fps what the heck?

 

[maxalge]

I'm talking about this free demo here
titanicdemo.com

at the boilers I'm getting 10 fps what the heck?

full specs?



Titanic: Honor and Glory right?