Slowdown in TTYD during paper effects

[KHg8m3r]

These are the bounding box effects, and are pretty demanding on an integrated GPU. Here are a few things to check:
-Do you have the latest Intel GPU driver installed?
-Are you playing with the charger plugged in and Windows Power Plan set to High Performance?
-What Graphics backend are you using? Have you tried switching to a different backend?
-Try the latest dev build of Dolphin. Savestates won't transfer over, but in-game saves will