Do i have to use atx 20 4 motherboard connector and 12v 4-pin motherboard connec

[esalamanca]

Hello,
do i have to use atx 20+4 motherboard connector and 12v4-pin motherboard connector at the same time

 

[kilo_17]

Yes, the 20+4 pin connector needs to be plugged in, and so does the 12v 4 pin connector. The 4 pin connector gives power to your CPU.