How many PCIe card sizes exist today, and where are they used?

How many PCIe card sizes exist today, and where are they used? pcie slot size NCTF Ground Ball Definition for PCIe BGA SSD ECN , , ECN ; OCuLink Cable Spec ECN The IL fitted IL requirements have been pcie training error slot 1 The IO to PCIE spacing for slot '1' is standard between motherboard sizes as I understand it The rest then follow 'down' the

pcie training error slot 1 Looks like most recent ATX motherboards have a dramatically reduced number of PCIe slots

pciex1 slot Those slots come in a variety of physical sizes representing a specific number of PCIe lanes that are connected to them Each slot is usually In this video, I talk about the different types of PCIe slots and what their uses are There are