The green arrows below show the little triangles that match up.
Motherboard without cpu fan connector.
Fans and on board fan headers are backwards compatible.
4 pin connectors are usually used by cpu fans with higher power consumption.
3 pin connectors are usually used for the smaller chassis fans with lower power consumption.
If it s a thinner cable that runs to your motherboard with a 3 pin female connector on the other end it s a dc fan.
The connectors used for computer fans such as the one pictured are 3 pin molex kk 2 54mm pitch or compatible.
This connector is specifically designed to link to the cpu cooling fan.
You can connect a 3 pin fan to a 3 pin or 4 pin header on the motherboard.
Chassis and cpu fans may use either 3 pin or 4 pin power connectors.
Most pc fans still use a 3 pin connector though.
A short video showing how to connect a cpu cooling fan to a motherboard.
The fan will function normally no matter type of fan header is used.
The system bios monitors cpu cooling fan speeds.
Newer motherboards use a 4 pin variant with a modified notch to allow for backward compatibility with the older 3 pin standard.
The argb and fan power connector types are clearly marked on the cables with white tags.
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And if the fan isn t connected to this header you may get.
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4 pin connectors are usually used by cpu fans with higher power consumption.
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Chassis and cpu fans may use either 3 pin or 4 pin power connectors.
Installing a 3 pin fan to the motherboard.
3 pin connectors are usually used for the smaller chassis fans with lower power consumption.
The fan connector will have two guides 1 and these will need to line up with the tab 2 that is on the motherboard fan header.
Cpu fan control is one of the best ways to make your pc run better cooler and quieter.