Question / Help Stream lag

[PleaseHelp]

Seems like OBS is too slow to stream anything which is running over 30 FPS because OBS can stream fortnite when my fortnite max fps is 30 but once its 60 or higher, OBS starts to lag a lot. How can I improve OBS?
log: https://pastebin.com/nBDgqDw1

 

[Harold]

You're going to need a better video card.

 

[PleaseHelp]

You're going to need a better video card.

I don't see how that effects speed of OBS

 

[Harold]

OBS does all its scene composition on the video card.

 

[PleaseHelp]

OBS does all its scene composition on the video card.

Feels bad man