A:AnswerNo I think Webkins is a bit to intensive for modern technology. Even with a 5000 dollar gaming pc you would struggle to go above 10 FPS. It can run fortnite though
A:AnswerYes it is upgradable but you cannot because this particular model has a am4 slot for the cpu if you want to put a Intel you'll have to change the motherboard and cpu but you can put a razen cpu on it
A:AnswerIt can run both. Not sure about the settings for PubG but for GTA V it depends on the native resolution of your monitor. On 1920x1080 you can have the settings set to high on almost everything before you run out of memory on the GPU