What Does PCI Stand For?

PCI stands for Peripheral Component Interconnect

PCI, or Peripheral Component Interconnect, is a hardware bus standard used for connecting peripheral devices to a computer's motherboard. It facilitates communication between the CPU and various internal components such as graphics cards, network cards, and storage controllers, enabling efficient data transfer and enhanced system performance. Initially introduced in the 1990s, PCI has evolved into various versions, including PCI Express (PCIe), which offers higher speeds and improved functionality.

Other Meanings for PCI