I have an older motherboard. ASUS Rampage IV Extreme. After my old power supply broke, I bought an RX650X. Now I should connect an EATX12V 4-pin and an EATX12V 8-pin cable to my mainboard. But my power supply only has an 8-pin CPU connector. Or if I share the 2 4-pin CPU connector. Did I buy the wrong power supply?
Thank you for your help.