If I start the game and uses the teleport or any weapon then juddes the game with 5 or something FPS.
Anything else is alright.

- I DirectX are up to date
- also the Graphic card

My computer is also good, so why is this game juddeling?

Can someone help me?

Have no one a answer?
I would really play this game...

Have you contacted support@team17.com? Have you verified your install through Steam? Sometimes a file can not copy correctly and needs to be installed again, checking the integrity of your game through Steam will tell you if this is the case or not.