Please remember that any mention of competitors, hinting at competitors or offering to provide details of competitors will result in an account suspension. The full rules can be found under the 'Terms and Rules' link in the bottom right corner of your screen. Just don't mention competitors in any way, shape or form and you'll be OK.
If you're not having issues elsewhere possibly not but have a read of the notes and see if there is anything else listed that might be more relevant to your setup and games.
Did you try Atiman uninstaller - trhis is very thorough for W7
I have just realised that I upgraded to 14.1 without removing all the previous drivers, as stated on the driver page (never done this before tbh). Machine seems to be working fine though.
What should one do? Re-run the driver and follow the correct procedure?