Premium Photo | 20 and 4 pin plug for connecting the computer motherboard to the power supply 24 pin atx connector
ATX 24Pin to 20+4Pin 20Pin Power Supply Cable PSU Power 24Pin to 20+4 Pin Male to male Port adapter Converter Cable 18AWG|Computer Cables & Connectors| - AliExpress
What is a molex connector? What is an ATX connector? - Quora