Will pci express 2.0 work with pci express x16 motherboards

Will pci 2.0 work with pci express X16? PCI 2.0 will not work with PCI Express X16. This is because the two are in different formats. It is Can a PCI Express 2.0 x16 work in a PCI Express x16? Yes, Graphic cards PCIe x16 V2.0 compatible ARE fully compatib

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