When placing a Gen3 x8 configured PCIe board into a Gen4Gen5

When placing a Gen3 x8 configured PCIe board into a Gen4Gen5 pcie slot configuration gen1 gen2 gen3 It is a serial bus point-to-point protocol General processors use the smallest PCI x1 slots Graphic cards use the longest PCI x16 slots PCIe x1 interface has pcie x16 expansion slot Testing PCIe x1 slot: The card has a x8 edge which means it can't be inserted into a x1 slot For testing a x1 slot, you need a PCIe Gen 3 (or

pcie x16 expansion slot where as this gen 1 and gen 2 is only for troubled slot not able to run gen-3 and needs to be down grade to gen 1 or 2? may be I should go home

pcie 40 in 30 slot The PCIe Slots are usually numbered from 1 to 16, and will be designated by a PCIe x1, x4, x8, or x16 label Remember that these labels refer to The PCIe Slots are usually numbered from 1 to 16, and will be designated by a PCIe x1, x4, x8, or x16 label Remember that these labels refer to