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![SOLVED] - CPU Fan's ultra speed, is it because I plugged the 5 pin slots to 4 pin header? | Tom's Hardware Forum SOLVED] - CPU Fan's ultra speed, is it because I plugged the 5 pin slots to 4 pin header? | Tom's Hardware Forum](https://forums.tomshardware.com/proxy.php?image=https%3A%2F%2Fi.postimg.cc%2FL4tZRtCC%2FDELLFANWIRES.png&hash=6c273f43e652defc5e90bc3a0e877775)