Check if GPUs are being recognized by the motherboard.
Check if GPUs are being recognized by the motherboard.
You're dealing with a tricky situation. It sounds like your GPU might be damaged or not being recognized properly. After trying several fixes—swapping to a different motherboard, updating BIOS, checking cables, and even downloading specific drivers—it's possible the issue lies with the PCIe slot or power delivery. Have you considered testing on another system to confirm if the problem is hardware-related?