Replacement mouse needed.

[DarkWhisper]

In need of a new gaming mouse. For some reason my one some time works then sometimes wont. plus i cant down load the latest drivers errors come up. i have the razer deathadder
Anyone one using the logitech g9x?

 

[DarkWhisper]

I had the chance to do a straight swop for the 518. but Whats the dif between the two.