New to PC gaming - What to get!

[DivineDG]

Hi
Ive decided ive wanted to buy a gaming PC but dont really the good, the bad and the average spec wise etc. I am currently looking at a few PCs which are linked below, if yous could give me any advice as to what I should be looking for this would be great!

http://www.currys.co.uk/gbuk/computing/desktop-pcs/gaming-pcs/lenovo-erazer-x310-gaming-pc-10108863-pdt.html

http://www.currys.co.uk/gbuk/computing/desktop-pcs/gaming-pcs/asus-republic-of-gamers-g20aj-gaming-pc-10028325-pdt.html

http://www.currys.co.uk/gbuk/computing/desktop-pcs/gaming-pcs/pc-specialist-vortex-odyssey-gaming-pc-10004701-pdt.html

http://www.currys.co.uk/gbuk/computing/desktop-pcs/gaming-pcs/msi-nightblade-b85c-051uk-mini-gaming-pc-10132617-pdt.html

 

[James Mason]

http://www.currys.co.uk/gbuk/computing/desktop-pcs/gaming-pcs/msi-nightblade-b85c-051uk-mini-gaming-pc-10132617-pdt.html
Is the best of them, but stupidly balanced performance wise.

You can get something much better if you build it yourself, and it's only as difficult as playing with expensive Legos.
https://www.youtube.com/watch?v=VIF43-0mDk4
https://www.youtube.com/watch?v=4zAdwedmj1M