PCieX1 slot won't detect sound card - ROG Forum

Supports PCIe motherboards and is backward compatible with PCIe and PCIe Also supports PCIe x1 bus slot The NVMe PCIe

What are PCIe x1 Slots Used For? A PCIe x1 slot is used to plug in low-demanding PCIe expansion cards that do not have a very high throughput

pciex16 slot configuration A PCIe x1 slot has exactly one PCIe lane to use, and the same rule will generally apply moving up the ladder through x4, x8, and x16 slots Each available PCIe

pciex1_1 slot If you have the option of multiple slots where at least one supports PCIe, it's worth considering your secondary slot for an SSD upgrade When combined