Peripheral Component Interconnect

E699611

Peripheral Component Interconnect (PCI) is a widely adopted computer bus standard introduced in the 1990s to connect peripheral devices to a motherboard, offering higher performance and flexibility than earlier expansion bus architectures.

All labels observed (3)

How this entity was disambiguated

Statements (51)

Predicate Object
instanceOf computer bus standard
abbreviation PCI NERFINISHED
addressSpace I/O space
configuration space
memory space
alsoKnownAs PCI bus NERFINISHED
backwardCompatibility PCI devices can often work in slower PCI slots
busWidth 32-bit
64-bit
category computer hardware interface standard
clockSpeed 33 MHz
66 MHz
comparedToPredecessor offers greater flexibility
offers higher performance
connectorType edge connector
developedBy Intel NERFINISHED
electricalSignaling 3.3V
5V
formFactor desktop motherboards
embedded systems
server motherboards
governingBody PCI-SIG NERFINISHED
introducedInDecade 1990s
introducedYear 1992
keying notches indicate voltage compatibility
maxThroughput 133 MB/s for 32-bit 33 MHz
266 MB/s for 32-bit 66 MHz
533 MB/s for 64-bit 66 MHz
purpose connect peripheral devices to a motherboard
replaced Extended Industry Standard Architecture NERFINISHED
Industry Standard Architecture NERFINISHED
signalType parallel bus
specificationVersion PCI 2.0 NERFINISHED
PCI 2.1 NERFINISHED
PCI 2.2 NERFINISHED
PCI 2.3 NERFINISHED
standardizedBy PCI Special Interest Group NERFINISHED
supersededBy PCI Express NERFINISHED
PCI-X NERFINISHED
supports add-in cards
supportsFeature bus mastering
memory-mapped I/O
plug and play
supportsHotPlug in some implementations
supportsInterrupts legacy INTx interrupts
message signaled interrupts
usedFor graphics cards
modems
network interface cards
sound cards
storage controllers

How these facts were elicited

Referenced by (15)

Full triples — surface form annotated when it differs from this entity's canonical label.

Industry Standard Architecture succeededBy Peripheral Component Interconnect
EISA succeededBy PCI
linked to: Peripheral Component Interconnect
VESA Local Bus successor Peripheral Component Interconnect
VESA Local Bus supersededBy PCI
linked to: Peripheral Component Interconnect
SBus replacedBy PCI
linked to: Peripheral Component Interconnect
AGP relatedStandard PCI
linked to: Peripheral Component Interconnect
Pegasos II expansionSlots PCI
linked to: Peripheral Component Interconnect
Power Macintosh 9500 busType PCI
linked to: Peripheral Component Interconnect
PCI-X fullName Peripheral Component Interconnect eXtended
linked to: Peripheral Component Interconnect
PCI-X basedOn PCI
linked to: Peripheral Component Interconnect
PCI-X backwardCompatibleWith PCI
linked to: Peripheral Component Interconnect
PCI-SIG standardDefined Peripheral Component Interconnect
PCI-SIG standardDefined PCI
linked to: Peripheral Component Interconnect
PCI-SIG standardMaintained PCI
linked to: Peripheral Component Interconnect
Power Macintosh 9600 graphicsInterface PCI
linked to: Peripheral Component Interconnect