I have a Z240 workstation and I was wondering if I could run these two cards together on a 400w psu or do I need an external psu? I know it's possible but is my system strong enough. Cards: GTX 1050ti (link below) and other card the Quadro FX 3800 power consumption I believe to be 108 watts. GTX I believe consume about 75watts.
1050 ti: