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 (transfer rate), such as Network Adapters, Port Expansion Cards, Sound Cards, and Certain Riser Cards. PCIe x1 slot offers only one PCIe lane and thus has the lowest throughput (speed in layperson’s terms) of …