What are the top uses of PCIe x1 Slots?

What is PCIe? Understanding PCIe Slots, Cards and Lanes pcie 1x slot For more details about the PCIe card sizes, you can refer to the following table PCIe Slot Width, Numbers of Pins, Length PCIe x1, 18, 25 mm pcie slot function PCIe connectivity is not supported by USB 3 and is optional for USB4, whereas Thunderbolt™ 4 offers the most flexibility in which devices you can connect With

pcie 50 x16 slot PCIe x1: This is the smallest PCIe slot and has a single lane for data communication PCIe x1 slots are often used for less demanding expansion cards, such as