USB4

E8192

USB4 is a high-speed, next-generation USB standard that unifies data, video, and power delivery over a single USB-C connector, based on Thunderbolt 3 technology.

Jump to: Surface forms Statements Referenced by

Observed surface forms (5)

Surface form Occurrences
USB 4 1
USB4 Version 1.0 1
USB4 Version 2.0 1

Statements (48)

Predicate Object
instanceOf USB standard
computer hardware interface
data transfer standard
abbreviationFor USB4 self-linksurface differs
surface form: Universal Serial Bus 4
announcedIn 2019
backwardCompatibleWith USB 2.0
USB 3.2
basedOn Thunderbolt
surface form: Thunderbolt 3
connectorShape reversible
defines tunneling architecture for multiple protocols
governs host-to-device communication over USB-C
hasVersion USB4 self-linksurface differs
surface form: USB4 Version 1.0

USB4 self-linksurface differs
surface form: USB4 Version 2.0
improvesOver USB 3.2
logoProgram USB-IF certified logos indicating performance levels
maxDataRate 40 Gbit/s
region worldwide standard
requires USB-C cables certified for USB4 for full performance
requiresComplianceTestingBy USB Implementers Forum
surface form: USB-IF
requiresConnector USB-C port
standardizedBy USB Implementers Forum
supersedes USB 3.x branding in many consumer contexts
supports data transfer
dual-lane operation over USB-C
dynamic bandwidth allocation between data and video
power delivery
video output
supportsCableType active USB-C cables
passive USB-C cables
supportsDataRate 20 Gbit/s
40 Gbit/s
supportsDisplayPortAltMode yes
supportsMaxPowerDelivery up to 100 W (with USB PD)
supportsMultipleDataAndDisplayProtocols simultaneously
supportsPowerDeliveryStandard USB Power Delivery
supportsProtocolTunneling DisplayPort
PCI Express
USB 3.2
supportsUseCase docking stations
external GPUs (via tunneled PCIe)
high-resolution external displays
high-speed external storage
typicalConnector USB-C male plug
typicalPort USB-C female receptacle
USB4Version2.0MaxDataRate 80 Gbit/s (bidirectional)
up to 120 Gbit/s (asymmetric mode)
uses packet-based protocol
usesConnectorType USB Type-C

Referenced by (10)

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

USB4 abbreviationFor USB4 self-linksurface differs
this entity surface form: Universal Serial Bus 4
USB hasVersion USB4
USB4 hasVersion USB4 self-linksurface differs
this entity surface form: USB4 Version 1.0
USB4 hasVersion USB4 self-linksurface differs
this entity surface form: USB4 Version 2.0
this entity surface form: USB4 specification
Apple M-series supports USB4
Apple M2 Pro supports USB4
this entity surface form: USB 4