What is the purpose of the PCIe X1 slot

What is PCIe ? PCIe is a high-speed serial bus that allows communicating PC's components such as

16x is physical slot size, that is capable of wiring up to 16 PCIe lanes, but on your motherboard that slot has only 4 lanes connected to it

whats the best slot machine to play PCI Express slots are one of the essential technologies that exist on a motherboard PCIe slots are utilized by various performance

whats a slot machine I explain in this video what is PCIe x4 on the motherboard and its uses I also explain what PCIe