How to check how many lanes are used by the PCIe card?

Here's the best way I've found and seen of modifying a PCIE x1 slot to fit a full-sized x16

The fourth generation of this interface, PCIe standard, was announced in 2017 However, we did not see SSDs or graphics cards using the new tech until

pcie 30 x4 slot Comments · PCI_E1: PCIe x16 · PCI_E2: PCIe x1 · PCI_E3: PCIe x8 This is the second x16 physical slot on the board

pcieslot PCIe generations generally double the speed of the slot over the previous generation What that means for an end user is that a PCIe 5 x8