A:AnswerThere are two USB ports on the top of the computer...depending on your desk, they can be difficult to access. There are extra spaces for drives in the front of the computer, but I haven't opened them to see how easy they are to use.
A:AnswerNo you can't do either, but you can download remote play on your PC and play PS4 through your PC. and for Xbox One you can just connect an HDMI cable from your PC to your Xbox and use One Guide to play PC on your Xbox One.
A:Answernot with the included graphics card, to be honest it's kind of weak, but i can refer you to a amazing graphics card for a great deal: PNY - NVIDIA GeForce GTX 1060 6GB GDDR5 PCI Express 3.0 Graphics Card