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
NVIDIA and EVGA GeForce GTX 1060 Video Card Review - Page 12 of 14 - Legit Reviews
New GPU needed an 8 pin power connector I only had a 6 pin power connector so I made an "adapter" : r/techsupportmacgyver