Motherboard Slots Types » [PCI, PCIe, PCI-x, AGP, RAM, ..].

pci slotA x16 PCIe slot can accommodate far more data per second than current AGP 8x connections allow. In addition, a x16 PCIe slot can supply 75 watts of power toPCIe is different from PCI. PCIe is faster and it can be used to connect devices like graphics card that PCI can't support nowadays.