KillSwitch07 :
Give us system specs so we can recommend a psu?
a msi 970 gaming motherboard
with the AMD FX-6300, 3,5 GHz (4,1 GHz Turbo Boost) socket AM3+ processor
AOC 24" Gaming Monitor G2460PF Zwart, VGA, DVI-D, HDMI, DP, AMD Free-Sync monitor
a r9 380x will do the job GPU
and i have searched how much wattage my pc will use with and extra 2Tb hdd + a 128Gb ssd some extra fanns and of course the cpu fan.
the wattage will be total around 450 à 475W