What is PCIe x1 slot used for? - STC-Cable

What is PCIe x1 slot used for? - STC-Cable pcie 1 slot 1 PCIe Gen2 x4 slotx16 connector 1 PCIe Gen2 x1 slotx4 connector 1 PCIe Gen2 x1 slot, 1 PCI 32-bit does this mean that the slots can pcie 40 in 30 slot In ASUS 「PCIe x16 Slots - 4」

pcie 40 in 30 slot Sometimes, a PCIe slot operates with fewer data lanes than the mechanical slot-type indicates Notice 'SLOT 13' are PCIe x16 slots but only Slot 3 has an x8

pcie slot width PCIe slot, including those 8x and 16x slots So if all you PCIe expansion card that can adapt using one of your available PCIe slots  The Riser from Dell™ fits into the PCI-E slot of your Dell System Riser cards are used to extend a slot for a chip or card in a fully loaded computer