PCI is available in both 32-bit and 64-bit versions.
PCI, PCI-e, AGP
AGP
pci express (PCIe)
A network interface card can be connected to a standard PCI slot or PCI-E slot. The choice of what slot to use is up to the person building the system and also based on what expansion slot is unused.
PCI, PCIe.
PCI, PCIe.
AGP was the most common before the PCI Express
PCI or PCI Express
PCI Express
A PCIe x16 graphics card will not work in a normal PCI slot. PCIe or PCI Express is a new standard in expansion interfaces. PCIe is physically and electronically incompatible with PCI slots.
PCI
pci express or AGP