Every desktop power supply generally has three primary connectors; a 24-pin main connector responsible for supplying the power to the motherboard, a 4/8 pin (ATX 12V) power connector that provides power to the processor and its integrated graphics and memory controllers, and third SATA power connector for the hard drives
The original PC debuted in 1981 and used two cables to connect the PSU (power supply) to the motherboard. The two cables plug side by side into the motherboard connectors. Sometimes they are keyed so they only
Almost always, your PC''s power supply will include an 8-pin connector that breaks in two, known as a 4+4-pin. This allows it to be connected to both 4-pin and 8-pin connectors—just put one of them aside if you don''t need to use it. In some power supplies, you might find more than one CPU cable.
What types of connectors are found on a standard PC power supply? Your power supply unit (PSU) typically includes a 24/20-pin ATX connector for the motherboard, a 4+4-pin ATX 12V for the CPU, and various connectors for peripherals like SATA and PCIe for graphics cards.
From these, we got the AT form-factor motherboard with dual six-pin power connectors, and the PS/2 form factor for power-supply casings (not to mention, a miniature keyboard connector).
The ones that must be connected are the 24-pin cable that supplies your motherboard with power, the 4/8-pin cable that powers your processor, the 6/8-pin one for your graphics card, and — potentially — a few SATA cables.
Internal PC power cables connect your computer''s power supply unit with important components, such as the CPU or graphics card. They come with different connectors and wattages to fit all your computer components and make your device perform at its best.
Although the available connectors vary depending upon your PSU model and manufacturer, there are some common ones you''ll always find. In this article, I''ll be discussing the ATX power connector that supplies power to your main board and the CPU power connector that gives power to the CPU.
Are you connecting a power supply? Learn how to identify and connect the different types of PC power supply connectors with this full picture guide.
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