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220-801 · Question #700

Which of the following connectors is found on every desktop power supply?

The correct answer is D. Molex. Molex connectors (the large 4-pin peripheral power connectors) have been a staple of desktop PC power supplies since the earliest ATX systems. They provide +12V and +5V rails and are used to power older IDE hard drives, optical drives, case fans, and various other components…

Hardware

Question

Which of the following connectors is found on every desktop power supply?

Options

  • ABerg
  • BSATA
  • CPCIe
  • DMolex

How the community answered

(28 responses)
  • A
    4% (1)
  • D
    96% (27)

Explanation

Molex connectors (the large 4-pin peripheral power connectors) have been a staple of desktop PC power supplies since the earliest ATX systems. They provide +12V and +5V rails and are used to power older IDE hard drives, optical drives, case fans, and various other components. Because of their longevity and the vast number of devices that use them, virtually every desktop power supply includes at least one Molex connector. Berg connectors (small 4-pin floppy drive connectors) were phased out as floppy drives disappeared and are absent from many modern PSUs. SATA power connectors are very common but not universally present on all PSUs. PCIe (6-pin or 8-pin) power connectors are only present on PSUs designed to support dedicated graphics cards, not all desktop PSUs.

Topics

#Molex connector#power supply#desktop components#power connectors

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