File:PCI_Express.svg · Wikimedia Commons · See Wikimedia Commons
PCI Express
Sign in to saveAlso known as Peripheral Component Interconnect Express, PCIe, PCI-E, PCI-Express
computer expansion bus standard
Key facts
- Year created
- 2003 ; 23 years ago ( 2003 )
- Created by
- Intel Dell HP IBM
- Supersedes
- PCI PCI-X AGP
- Width in bits
- 1 per lane, up to 16 lanes
- Number span no of devices
- 1 on each endpoint of each connection
- Speed
- Dual simplex , up to 242 GB/s
- Style
- Serial
- Hotplugging interface
- Optional (supported with ExpressCard , OCuLink , CFexpress or U.2 )
- External interface
- Optional (supported with OCuLink or other forms of PCI Express External Cabling , tunneled over USB4 and Thunderbolt )
- Website
- pcisig .com
via Wikipedia infobox
Wikidata facts
- Developer
- HP Inc.
- Official website
- pcisig.com
- Image
- PCI-E & PCI slots on DFI LanParty nF4 SLI-DR 20050531.jpg
Show 11 more facts
- replaces
- Q191012
- short name
- PCIe
- derivative work
- Thunderbolt
- uses
- edge connector
- standards body
- PCI-SIG
- Commons category
- PCIe
- different from
- Peripheral Component Interconnect eXtended
- Commons gallery
- PCI Express
- inception
- 2003-00-00
- Stack Exchange tag
- stackoverflow.com/tags/pci-e
- protocol
- packet
via Wikidata · CC0
~40 min read
Encyclopedic overview
A PCIe 3.0 ×8 host bus adapter
Various slots on a computer motherboard, from top to bottom: PCI Express ×4 PCI Express ×16 PCI Express ×1 PCI Express ×16 Conventional PCI (32-bit, 5 V)
Excerpted from Wikipedia’s “PCI Express” article, available under the CC BY-SA 4.0 licence.