PCIe
hardwarePeripheral Component Interconnect Express, a high-speed serial computer expansion bus standard
Pronunciation
Correct
P-C-I-Express
/piː siː aɪ ɪkˈsprɛs/
The PCI-SIG (Special Interest Group) defines the standard as 'PCI Express', with the letters P, C, I spelled out followed by the word 'Express'.
Source: pcisig.com(official spec)
Accepted Variants
Accepted Variant
P-C-I-E
/piː siː aɪ iː/
Commonly abbreviated to four letters in informal speech and written shorthand. Widely understood and accepted in the industry.
Source: pcisig.com(community consensus)