Why do some older computers have 2 different power plugs on the power supply? One of the power plugs looks like it has the opposite connection to the type we use nowadays. -
![24 Pin dual PSU splitter power supply extension cable for ATX isolated on white close up. Adapter allows two power supply units for one PC. Mining ATX Splitter close up. Stock-Foto 24 Pin dual PSU splitter power supply extension cable for ATX isolated on white close up. Adapter allows two power supply units for one PC. Mining ATX Splitter close up. Stock-Foto](https://as1.ftcdn.net/v2/jpg/03/02/69/84/1000_F_302698444_RTQb9riVFt2QMIDb747DTmAnmcypQPwi.jpg)
24 Pin dual PSU splitter power supply extension cable for ATX isolated on white close up. Adapter allows two power supply units for one PC. Mining ATX Splitter close up. Stock-Foto
![24 Pin dual PSU splitter power supply extension cable for ATX isolated on white close up. Adapter allows two power supply units for one PC. Mining ATX Splitter close up. Photos 24 Pin dual PSU splitter power supply extension cable for ATX isolated on white close up. Adapter allows two power supply units for one PC. Mining ATX Splitter close up. Photos](https://as2.ftcdn.net/v2/jpg/03/02/69/83/1000_F_302698364_Mie4zwZ8OdOZlY8Q0JdbhfhUmilAIHVU.jpg)