Limited acess

Hello all; I was going through my program files and doing general cleanup, and I've come across something I can't get rid of. It's one folder, one application. When I go to delete it, it gives this message: View: https://imgur.com/a/Wq1x27q (pic 1) Ok, cool. Opened task manager, went to...

I have a PC with an i5 4460 chip and use the built in graphics. Where can I get a comparison between this and dedicated video cards? I have tried googling, but can't quite get exactly what I want. I know a GT 720 is just a bit better, but is it worth buying? I only play old games from way back...