The VGA and boot lights are illuminated.
The VGA and boot lights are illuminated.
Previous attempts included: upgrading GPU, reseating GPU, verifying PSU cables, installing new RAM, adding CPU graphics, and installing a new GPU slot.
I don't notice an HDMI or display cable check. Are the BIOS loading internal graphics? If yes, then replace the display cable with a motherboard one. You can resolve it by adjusting BIOS settings if needed. Share more details about the issue for a clearer solution and faster results.