What is the PCIEX16 reading?

pciex16 slot   Dan pciex16 slot configuration

PCIe x16 Gen expansion backplane with two slots The PCIe x16 Gen3 backplane has two PCI Express x16 slots, with one slot supporting the OSS target

Pcie x16 slot into multiple x4 slots · PCIE Bifurcation · IBM 69Y5321 M4 PCIe Gen-III Riser Card 2 · Cablem ATIC Pcie x16 slot into multiple x4 slots · PCIE Bifurcation · IBM 69Y5321 M4 PCIe Gen-III Riser Card 2 · Cablem ATIC

gg 189 slot Is it possible to plug in PCIe x4 NIC into PCIe x16 slot? networking PCIe x8 NIC in PCIe x16 slot · 15 · Force renegotiation of PCI PCIe x16 Gen expansion backplane with two slots The PCIe x16 Gen3 backplane has two PCI Express x16 slots, with one slot supporting the OSS target