PCI (Peripheral Component Interconnect)
1. Peripheral Component Interconnect (PCI) :
PCI is a computer bus to connect the hardware devices in a computer system. PCI is designed as a parallel bus and has a single bus clock which allocates the time quantum. The speed of a PCI slot is up to 133MB/s.
2. Peripheral Component Interconnect Express (PCI-e) :
PCI-e is a replaced version of Peripheral Component Interconnect introduced in the year 2003. PCI express is a serial bus which connects graphic cards, Wifi, hard drives and other hardware devices. The speed of a PCI-e slot is up to 16 GB/s.
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