What are Small PCIe x1 Slots Used For?

What is the purpose of having more than 1 PCIe x16 slots? pci 1 slot A single PCI Express serial link is a dual-simplex connection It is clear that the PCI Express x16 adapter will not physically fit in the PCI x1 slot pcie slot splitter List of Motherboards with 1 PCI-Express x16 Slots: ASRock B760M-H, ASRock H610MAC, ASRock B760M-HDV, ASRock H610M-HDV+ D5, GIGABYTE B650M D3HP,

pcie expansion slot SLOT Characteristics: V is provided Opening is shared PME signal is supported Bus Address: 0000:00: == PCI BUS ADDRESS