In personal computers, peripheral devices connect to the processor subsystem using PCI Express (Peripheral Component Interconnect Express). Peripherals can be graphic cards, hard disk drives, SSDs, WiFi, and ethernet devices. PCIe replaces PCI, PCI-X, and AGP bus protocols used in computing machines of earlier days. The advanced version of PCI is PCI-express(PCIe). PCIe, PCI-e refers to PCI express protocol. Read the Full Blog on PCIe or PCI Express: https://prodigytechno.com/pci-express-pcie/ RELATED KEYWORDS ________________________ PCI Express PCIE Tutorial PCIE Explained PCIE 4.0 Peripheral Component Interconnect Express PCI (Peripheral Component Interconnect)