PCIe is a standard interface for connecting PC components, such as graphics cards or storage devices, and is used in a wide range of devices, from embedded systems, handheld devices, industrial applications, and servers to supercomputers, etc. For consumers, upgrading the advantage of the later PCIe is that it can support faster memory.

An Industrial PC, referred to as IPC, mainly refers to a personal computer that is specially used in the industrial world and can be used as a manufacturing controller.