Custom Sleeved PCIE Modular Cable for NVIDIA RTX 30 Series Mini 12 Pin - MODDIY
Amazon.com: COMeap Replaement for Dual PCIe 8 Pin Male to Mini 12 Pin NVIDIA GeForce RTX 30 Series GPU Power Adapter Cable for EVGA Seasonic Modular PSUs 25-inch(63cm) : Electronics
The Curious Case of the 12-pin Power Connector: It's Real and Coming with NVIDIA Ampere GPUs | TechPowerUp
Custom Sleeved PCIE Extension Cable for NVIDIA RTX 30 Series 12 Pin to Dual 8 Pin MDY-RTX30-EC-SL-DL
PCI-Express Gen5 12-pin power cable looks just like NVIDIA's - VideoCardz.com
Pinout for 12-pin adapter included with RTX 3080 : r/nvidia