I need a good computer

I need a good computer to play some high resolution games at 4k screen and with good graphic card

I recommend you a MSI computer. They're doing good. You can also built your own custom computer that will be fit perfectly your needs. You can find some help on Youtube : Linus Tech Tips, Bitwit (AwesomeSauceNews), Austin Evans...

yeah me too would be a dream to have a maingear the new one with compact design that'd be smash yo