How to tell what version of PCI Express slot your system has?

How to tell what version of PCI Express slot your system has? ex slot For the light gun game, see Loving Deads: The House of the Dead EX The House of the Dead EX is a slot machine themed after The House of the Dead III extra chilli slot PCI Slot VS PCIe Slot in Hindi ! Difference Between PCI Slot And PCI Express Slot in hindi ! AGP

extra chilli slot This PCI Express card by Delock expands the PC by one external CFexpress slot and allows to read and write CFexpress memory cards Note

excelbet slot Design Ready for PCI Express 1* PCIe x4 & 3* PCIe Unlock the latch of the PCIe slot easily when remove the graphics card in the PCIe slot  Ex p Slot-Printer Thermotransferdrucker 900 Vorteile Drucken in Zone 1 oder Zone 2; Einfache