If you have a gaming laptop, it's likely you have two graphic processors. One for display and another that is used as a rendering engine.
If you have a Nvidia processor, then you need to go into the Nvidia control panel, go to "Manage 3D settings" and then head to "Program Settings".
It'll take a bit to load.
You should see a drop down and buttons next to it. From the scroll down, look for Skyrim SE executable, then click "Add".
Now go to the section below that says:
2. Select preferred graphics processor for this program:
Here you need to select your Nvidia processor because it'll be your integrated gpu by default.
Repeat the above for the Skyrim Special Edition Launcher executable as well. This will enable it to redetect your GPU.
This is what causes SE to max your CPU out and crash as the integrated processor is trying to load a program way too powerful for it.