Graphics cards compatible my mini desktop gateway sx2800

[jh2120]

I had gateway mini desktop SX2800-07
I would like to installed video card for steam game
with high graphic asap.
Can your guys give me advice?
Thanks

 

[GreenDutchAlien]

Do you have a budget ? You'll need to change your psu also.

 

[jh2120]

Best answer selected by jh2120.