Chansilu5 years ago000What size must the power supply unit have?Show in original language (German)BSR63665 years ago000The smaller the better, the space is very tight, especially when a graphics card is installed.Show in original language (German)Commentmiloskaric5 years ago000Atx form factor. However, a 2-slot wide graphics card is the absolute maximum. There is maybe half a cm of space between them if you install one.Show in original language (German)Comment1 comment