How to tell what version of PCI Express slot your system has?

Another difference between PCI and PCIe is that PCIe slots come in different versions, depending on the maximum number of lanes that can be

there are wlan or lan cards, you can use it for extra drives or usb ports and such things if you see the need to somehow use it and have the

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pcie 30 x1 slot ​In general, avoid the x16 PCI Express slot for nongraphics usage In many cases, these slots are designed for use with graphics cards ​A