The seperate 4Pin is for the CPU, It can work, just don't plug anything in the PCI-E slot.
The four extra pins were added to improve reliability of power delivered to the PCIe x16 slot(s).
The seperate 4Pin is for the CPU, It can work, just don't plug anything in the PCI-E slot.
The four extra pins were added to improve reliability of power delivered to the PCIe x16 slot(s).