difference between plots and slots -

RJ11 vs RJ45 - Difference between RJ11 & RJ 45 difference between port and slot This video explains everything you need to know about PCIe slots, including PCIe slot USB difference between port and slot The port has either holes or a slot that matches the plug or card being connected into the port enter image description here For example:

difference between slot drill and end mill A round port of the same area as a rectangular or slot port will have less air friction and will support higher airspeeds