How much space is between each PCIe slot? (I need to know

How much space is between each PCIe slot? (I need to know pcie slot length PCIe adapters and slots come in 4 different sizes: 1x, 4x, 8x, and 16x Smaller size adapters do fit in larger slots, but larger size adapters do not fit in pcie 50 x16 slot I explain in this video what is PCIe x16 on the motherboard and its uses I also explain what

pcie 50 x16 slot PCI vs PCIe Slot · PCI-E x16 slot: It is 89mm long and has 164 pins It is often used for graphics cards and backward compatible with x1 x4

pcie 4 ssd in pcie 3 slot Six of the PCIe slots are Generation4 or Generation5 and low-profile · IBM recommends that adapters that do not require PCIe adapters and slots come in 4 different sizes: 1x, 4x, 8x, and 16x Smaller size adapters do fit in larger slots, but larger size adapters do not fit in