The smallest PCIe slot (PCIe x1) has a single lane available and can be used for Wi-Fi cards, LAN cards, Bluetooth, and more.

The common hardware interface in PCs, Macs and other computers for connecting peripheral devices such as storage drives and graphics cards ... had at least one PCIe slot for graphics.

which lets you pull a card out of its PCIe slot without using latches or buttons. Based on some retail photos, the latest Asus motherboards seem to have revised the problematic slots. Update ...

When attached to a motherboard's PCIe x16 slot, a card such as the GeForce RTX 4080 can draw up to 75W from the +3.3V and +12V rails (3.3V x 3A + 12V x 5.5A). This is the maximum amount specified ...