evga supernova 650

I recently purchased an i9 13900k along with a Gigabyte Z790 Aorus Elite AX motherboard. I am upgrading my current PC and I planned on keeping my EVGA 650 G3 PSU, but the power supply has only one 8 pin EPS connector, while the gigabyte Z790 motherboard has two 8 pin connectors. I plan on...