"Considering that the mouse does weight 137 grams with all its weights installed, we have done the exact same thing as with the previous iteration before testing: removed all included weights in order to make it lighter. Since we really enjoyed a lot using its older brother, we were right at home when starting testing the newest model in games like The Evil Within, Star Wars: The Old Republic, Doom 3 BFG Edition, GTA V and Prospekt; the mouse has performed optimally without tracking issues on our ModMyMachine aluminum mouse pad. The OLED top screen does now also display the current profile name, while the functionality to display DPI values and a custom logo have been preserved from before."
Any major computer upgrade generally requires a full software reinstall too. No so if you heed the advice in the guide to Upgrading a Motherboard without Reinstalling. PCSTATS Tips