This connector is used to provide extra 12 volt power to pci express expansion cards. 6 pin power connector can supply 75 watt to the graphics card while 8 pin power connector can deliver maximum of 150w to your graphics card.
Solved Hp Z620 Workstation Pci E Auxiliary Graphics Power
Molex to 6 pin pcie wiring diagram. I need to connect my pci express card to the psu but it doesnt have a 6 pin connector on it. Buy adapters or power converter cables for 6 pin pci e and 8 pin pci e connectors. Its designed to work that way but will be limited to the lower wattage provided by the 6 pin version of the cable. These high power cards draw most of their power from the 12 volt rail so this cable provides only 12 volts. A graphics card with one 8 pin power connector can get maximum of 225w of power 75w from pci express x16 slot and 150w. I needed to make a working adapter for a mac pro with the stuff i had laying around as the connector that came with my gpu didnt work with the gpu.
Some video cards come with the 8 pin pci express power connector to support higher wattage than the 6 pin pci express connectors. Its okay to plug a 6 pin pci express power cable into an 8 pin pci express connector. Graphics card 6 pin and 8 pin connectors explained. Pci express 6 pin to molex power. Many video cards draw significantly more than 75 watts provided by the motherboard slot so the 6 pin pci express power cable was created. Posted in internal hardware.
I have a 6 pin connector off of an old.
Gallery of Molex To 6 Pin Pcie Wiring Diagram
