8-Pin Aircraft Connector Wiring Standard - hotends.com
8-Pin to 8-Pin Loopback Cable (SunVTS 5.0 Test Reference Manual)
Amazon.com: COMeap ATX CPU 8 Pin Male to Dual PCIe 2X 8 Pin (6+2) Male Power Cable for Corsair Modular Power Supply 25-inch+9-inch (63cm+23cm) : Electronics
Power Supply Connectors and Pinouts
Different pinouts on each PCIe connector at the device end of a Corsair RM650 PSU : r/buildapc