cheap gpu

Hello, I am new to pc building and i wondered if someone could check my current build is all compatible; i have used pc part picker but i have heard that it isn't 100% reliable. I know i need to get a GPU but i don't know what to get, could someone also help me with that? i don't game much but i...

So, recently I built a gaming desktop and there are still some games (universe sandbox2) that it has trouble running in higher time warps because the processor in my pc isnt powerful enough. I was wondering if I could pair my second desktop or my laptop with my gaming desktop to run the game...