Techsupport

So i'm a gamer and i usually watch Netflix or YouTube while gaming, recently over the past week or so my browser has been lagging while gaming. which it did not use to have this issue (to clarify it happens when loading new maps or just running around in games, which my computer is more than...

I have a Dell XPS 8100 Intel i7 860 with 350w psu, I plan to upgrade the psu to a XFX TS Series 550w if that's any info.