What are the top uses of PCIe x1 Slots?

How much space is between each PCIe slot? (I need to know pcie expansion slot
➡️【Mk.com】✅गेम शो · क्रेजी टाइम ✅ · रेनबो फॉर्च्यून लाइव स्ट्रीम · मनी ड्रॉप्स लाइव · हू वॉन्ट्स टू बी अ मिलियनेयर रूलेट · ट्रैवल फीवर · एडवेंचर्स बियॉन्ड वंडरलैंड लाइव · ✅  There are 5 common types of PCIe slots and cards: x1, x2, x4, x8 and x16 The numbers represent the number of lanes on the card or slot Just pcie x 16 slot There are 5 common types of PCIe slots and cards: x1, x2, x4, x8 and x16 The numbers represent the number of lanes on the card or slot Just

pcie gen 4 in gen 3 slot PCI Express: The best type of expansion slot to have in your PC is the PCI Express, also written as PCIe · PCI: The PCI slot is the most common