How to check the PXIe port is running GEN2 or GEN3?

PCIe Slot Configuration Setting in BIOS pcie slot configuration gen1 gen2 gen3 PHY Layer—The PHY layer includes the 8B10B encode and decode functions for Gen1 and Gen2 It includes 128b130b encode and decode functions for Gen3 The PHY pcie slot qrelease Is there any configuration that needs to be made? Already tried updating the BIOS and setting the port to Gen3, Gen2 and even Gen1, but couldn

pcie 30 in 40 slot Question For X9DRX+-F, in the BIOS setup under North Bridge -> CPU 1 slot for PCI-E, the options are Gen1, Gen2, and Gen 3