12V / 10A AC to DC Wall Power Supply With 6-pin Molex PCI Express Connector
Amazon.com: StarTech.com PCI Express 6 pin to 8 pin Power Adapter Cable - Power cable - 6 pin PCIe power (F) to 8 pin PCIe power (M) - 6.1 in - yellow - PCIEX68ADAP,Black, Yellow : Electronics
Cable Matters (2-Pack) 6-Pin PCIe to 8-Pin PCIe Adapter Power Cable - 4 Inches - Walmart.com
ATX 6-pin Motherboard Power Connector Pinout
Amazon.com: StarTech.com 6in LP4 to 6 Pin PCI Express Video Card Power Cable Adapter - Power adapter - 4 pin internal power (M) to 6 pin PCIe power (M) - 6 in - LP4PCIEXADAP : Electronics