PCI vs PCIe vs PCI Express

[babezsn]

In designing a spec for a computer lab and need a difference between the pci/pcie/pci expresss

 

[timeconsumer]

PCIE is just a shorthand for PCI-Express, which is the current interconnect standard. PCI is an older bus standard. You can read all about it on Wiki:

https://en.wikipedia.org/wiki/PCI_Express