Julian Ilett | PCIE Meltdown @JulianIlett | Uploaded March 2024 | Updated October 2024, 3 days ago.
Why is there no standard polarity for PCIE power connectors? This cheap PCIE power cable caught me out and killed an Antminer control board.

monolithicpower.com/en/mp1484.html

These links very kindly provided by a Patron:

superuser.com/questions/849265/is-there-a-difference-between-8-pin-eps12v-and-pci-e-connectors
qph.cf2.quoracdn.net/main-qimg-d0b098e598dd5de28261e6323a1fe572