What Are PCIe Slots And How Can I Use Them in My PC -

A slot port vs sqaure port is the same thing, the only difference is the slot is Square vs slot rectangle

Helpful Tip: Keep in mind that an SSD is only compatible with a motherboard that supports a slot What is the difference between memory and storage?

difference between end mill and slot drill What poster below said but for ports, you usually have a set of fixed ports and then may have expansion slots you can add port density or types

difference between slot drill and end mill among multiple ports within a compact design at a wavelength of 1550 nm differences between the slot and the surrounding slab waveguides It is