What is an Expansion Slot and How Does It Work?

Usually, a graphics card comes in the form of a printed circuit board which is to be inserted into an expansion slot Size edit

The NVIDIA RTX A4000 is the most powerful single-slot GPU for professionals High-Performance Machine Vision computer supporting full length GPU integration to

gpu stuck in slot I've just measured the same thing on my current GPU, and the result was the same However, this is not the size that is usually reported in spec, is it?

gpu slot width This is indicated by the number after the letter “x,” which also characterizes the different slot sizes on the mainboard — such as x1, x4, x8,