What exactly does the spec “PCIe x16 slot ” mean?

But can you plug that card into a PCI-Ex16 slot AND have it work? Or My motherboard has PCIe x16 I also have

Two types of PCIe slot on an Asus H81M-K motherboard Various slots on a computer motherboard, from top to bottom: PCI Express x4; PCI Express x16; PCI Express

pciex16 slot There're two x16 slot in the board In the first slot using GPU and working fine Now I try to put avermedia GC573 capture card in the second

hujan koin slot The size represents the number of direct connections provided by either a PCIe slot or card PCIe x1; PCIe x4; PCIe x8; PCIe x16 These