Can you try this build and tell me if it improves things at all, or makes them worse? http://endrift.com/files/mGBA-hfr-test.7z
It might work differently between 120Hz and 144Hz, and the latter may cause (visual) frame drops. I don't know.
It might work differently between 120Hz and 144Hz, and the latter may cause (visual) frame drops. I don't know.