If you give us a Speccy screenshot of your "other computer", we can find out if your vid card will work in that computer for testing purposes.
When you say "water got in my computer", how much are we talking? A glass spilled, you left it out in the rain, what?
Get SPECCY here: http://www.piriform.com/speccy/download ...get the
FREE version from the:
Piriform Link ...Speccy is a really nice system hardware/temperature, information Utility.
...simply install it...and run the program...then post a screen shot of the main page of the program, when posting a problem/question on these forums.