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Thunderbolt (interface): History, Art, Measurement & Products

Thunderbolt is the brand name of a hardware interface for the connection of external peripherals to a computer. It was developed by Intel in collaboration with Apple. It was initially marketed under the name Light Peak and first sold as part of an end-user product on February 24, 2011.

Language: English [EN]
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Thunderbolt (interface) topic overview

The analysis highlights History, Art, Measurement and Products as prominent areas in the source structure around Thunderbolt (interface).

Related topics
132
Source areas
7
Connected nodes
139
Extracted relationships
72
Concept neighborhoods
38
Bridge connections
139

What this topic covers Research coverage

Source areas are shown by the number of related topics found in each part of the analysis. Use smaller areas too: they can reveal specialized angles and content gaps.

History · 53 topics
Overview · 40 topics
Security vulnerabilities · 14 topics
Description · 13 topics
Copper vs. optical · 6 topics
Cables · 3 topics
Compatibility · 3 topics

Smaller areas are not necessarily less important. They contain fewer connections in this analysis and can be useful for finding specialized angles or coverage gaps.

Key facts & relationships

High-confidence facts extracted from structured source data. Use them as anchors for further research.

Audio signal
Via DisplayPort protocol or USB-based external audio cards. Supports audio through HDMI converters.
Bitrate
Thunderbolt 1: d2 channels, 10 Gbit/s each (20 Gbit/s in total) · Thunderbolt 2: 20 Gbit/s in total · Thunderbolt 3 and 4: 40 Gbit/s bidirectional · Thunderbolt 5: 80 Gbit/s bidirectional
Connector
Thunderbolt 1 and 2: Mini DisplayPort · Thunderbolt 3, 4, and 5: USB-C
Daisy chain
Up to 6 devices · Thunderbolt 4: Hub support
Data signal
Yes
Designer
Apple · Intel

Explore all related topics Closing gaps

Browse the complete topic structure, not only the most central items. Less prominent entities and concepts can reveal missing angles, specialized context and useful research gaps. Each item opens a new analysis centered on that subject.

Overview

Description

History

Copper vs. optical

Compatibility

Security vulnerabilities

Cables

Advanced semantic analysis

Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.

How Thunderbolt (interface) connects Entity context

The extracted context around Thunderbolt (interface) shows recurring relationship patterns in the source. For example, Thunderbolt (interface) → Thunderbolt 1: PCI Express 2.0 × 4, DisplayPort 1.1a, Thunderbolt 2: PCI Express 2.0 × 4, DisplayPort 1.2, Thunderbolt 3: PCI Express 3.0 × 4, DisplayPort 1.2, USB 3.1 Gen 2, Thunderbolt 4: PCI Express 3.0 × 4, DisplayPort 2.0, USB4, Thunderbolt 5: PCI Express 4.0 × 4, DisplayPort 2.1, USB4 Another extracted example is Thunderbolt (interface) → Thunderbolt 1: d2 channels, 10 Gbit/s each (20 Gbit/s in total), Thunderbolt 2: 20 Gbit/s in total, Thunderbolt 3 and 4: 40 Gbit/s bidirectional, Thunderbolt 5: 80 Gbit/s bidirectional. Use these groups to spot repeated connection types before inspecting the individual relationships.

Thunderbolt (interface)

Top relations

Protocol · 5
Thunderbolt (interface) → Thunderbolt 1: PCI Express 2.0 × 4, DisplayPort 1.1a, Thunderbolt 2: PCI Express 2.0 × 4, DisplayPort 1.2, Thunderbolt 3: PCI Express 3.0 × 4, DisplayPort 1.2, USB 3.1 Gen 2, Thunderbolt 4: PCI Express 3.0 × 4, DisplayPort 2.0, USB4, Thunderbolt 5: PCI Express 4.0 × 4, DisplayPort 2.1, USB4
Bitrate · 4
Thunderbolt (interface) → Thunderbolt 1: d2 channels, 10 Gbit/s each (20 Gbit/s in total), Thunderbolt 2: 20 Gbit/s in total, Thunderbolt 3 and 4: 40 Gbit/s bidirectional, Thunderbolt 5: 80 Gbit/s bidirectional
Connector · 2
Thunderbolt (interface) → Thunderbolt 1 and 2: Mini DisplayPort, Thunderbolt 3, 4, and 5: USB-C
Daisy chain · 2
Thunderbolt (interface) → Thunderbolt 4: Hub support, Up to 6 devices
Designer · 2
Thunderbolt (interface) → Apple, Intel
Length · 2
Thunderbolt (interface) → Copper: up to 3 m (9.8 ft), Optical: Up to 60 m (200 ft)
Max. current · 2
Thunderbolt (interface) → Thunderbolt 1 and 2: 550 mA (9.9 W max.), Thunderbolt 3, 4, and 5: 3000 mA (15 W)
Max. voltage · 2
Thunderbolt (interface) → Thunderbolt 1 and 2: 18 V (bus power), Thunderbolt 3, 4, and 5: 5 V
Pins · 2
Thunderbolt (interface) → Thunderbolt 1 and 2: 20, Thunderbolt 3, 4 and 5: 24
Superseded · 2
Thunderbolt (interface) → ExpressCard, IEEE 1394 (FireWire)

Important terminology

Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.

Important terminology

thunderbolt apple devices intel usb optical displayport cables ports gbit copper two pcie usb4 port support ft macbook pro announced

Thunderbolt (interface) relationships Subject–Predicate–Object triples

TTTA extracted 72 structured relationships around Thunderbolt (interface). Examples in this analysis include Thunderbolt (interface) → Audio signal → Via DisplayPort protocol or USB-based external audio cards. Supports audio through HDMI converters. and Thunderbolt (interface) → Bitrate → Thunderbolt 1: d2 channels, 10 Gbit/s each (20 Gbit/s in total). The table shows each extracted connection, where it came from and its confidence.

SubjectPredicateObjectConfidenceSrc
Thunderbolt (interface)Audio signalVia DisplayPort protocol or USB-based external audio cards. Supports audio through HDMI converters.1.00infobox
Thunderbolt (interface)BitrateThunderbolt 1: d2 channels, 10 Gbit/s each (20 Gbit/s in total)1.00infobox
Thunderbolt (interface)BitrateThunderbolt 2: 20 Gbit/s in total1.00infobox
Thunderbolt (interface)BitrateThunderbolt 3 and 4: 40 Gbit/s bidirectional1.00infobox
Thunderbolt (interface)BitrateThunderbolt 5: 80 Gbit/s bidirectional1.00infobox
Thunderbolt (interface)ConnectorThunderbolt 1 and 2: Mini DisplayPort1.00infobox
Thunderbolt (interface)ConnectorThunderbolt 3, 4, and 5: USB-C1.00infobox
Thunderbolt (interface)Daisy chainUp to 6 devices1.00infobox
Thunderbolt (interface)Daisy chainThunderbolt 4: Hub support1.00infobox
Thunderbolt (interface)Data signalYes1.00infobox
Thunderbolt (interface)DesignerApple1.00infobox
Thunderbolt (interface)DesignerIntel1.00infobox
Thunderbolt (interface)ExternalYes1.00infobox
Thunderbolt (interface)Height4.5 mm plug (5.4 mm receptacle)1.00infobox
Thunderbolt (interface)Hot pluggableYes1.00infobox
Thunderbolt (interface)LengthCopper: up to 3 m (9.8 ft)1.00infobox
Thunderbolt (interface)LengthOptical: Up to 60 m (200 ft)1.00infobox
Thunderbolt (interface)Max. currentThunderbolt 1 and 2: 550 mA (9.9 W max.)1.00infobox
Thunderbolt (interface)Max. currentThunderbolt 3, 4, and 5: 3000 mA (15 W)1.00infobox
Thunderbolt (interface)Max. voltageThunderbolt 1 and 2: 18 V (bus power)1.00infobox
Thunderbolt (interface)Max. voltageThunderbolt 3, 4, and 5: 5 V1.00infobox
Thunderbolt (interface)Pin 1GND1.00infobox
Thunderbolt (interface)Pin 10GND1.00infobox
Thunderbolt (interface)Pin 11LSP2R RX1.00infobox
Thunderbolt (interface)Pin 12GND1.00infobox
Thunderbolt (interface)Pin 13GND1.00infobox
Thunderbolt (interface)Pin 14GND1.00infobox
Thunderbolt (interface)Pin 15HS1TX(P)1.00infobox
Thunderbolt (interface)Pin 16HS1RX(P)1.00infobox
Thunderbolt (interface)Pin 17HS1TX(N)1.00infobox

Related concept clusters Concept neighborhoods

The concept neighborhoods around Thunderbolt (interface) bring nearby vocabulary together. In this analysis, examples include Devices, Ports and Intel. Use the clusters to find adjacent concepts and terminology that may deserve separate research.

  • Thunderbolt (interface)
    • Devices
    • Ports
    • Intel
    • Cables
    • Port
    • Gbit
    • Usb
    • Two
    • Macbook
    • Optical
    • Usb4
    • Announced
  • thunderbolt (interface)
    • Devices
    • Ports
    • Intel
    • Cables
    • Port
    • Gbit
    • Usb
    • Two
    • Macbook
    • Optical
    • Usb4
    • Announced
  • apple
    • Mac
    • Featuring
    • Pro
    • Macbook
    • Ports
    • Mini
    • Announced
    • Thunderbolt
    • Port
    • Display
    • One
    • Devices
  • displayport 2.0
    • Mini
    • Support
    • Usb4
    • Data
    • Gbit
    • Pcie
    • Usb
    • Connector
    • Thunderbolt
    • Two
    • Usb-c
    • Single
  • dc power
    • Copper
    • Optical
    • Single
    • Cables
    • Usb
    • Two
    • Devices
    • Intel
    • Connector
    • Usb-c
    • Port
    • One
  • connector
    • Mini
    • Displayport
    • Usb-c
    • Support
    • Display
    • May
    • Single
    • Two
    • Power
    • Usb
    • Usb4
    • Macbook
  • mini displayport
    • Macbook
    • Mac
    • Pro
    • Featuring
    • Mini
    • Ports
    • Support
    • Usb4
    • Data
    • Gbit
    • Pcie
    • Usb
  • mac mini (m1, 2020)
    • Featuring
    • Pro
    • Macbook
    • Mac
    • Mini
    • Ports
    • Announced
    • Usb4
    • Devices
    • Display
    • Usb-c
    • Late

Connections between topic areas Semantic bridges

For Thunderbolt (interface), one of the stronger structural bridges in this analysis connects Thunderbolt (interface) with History. Bridges highlight paths between different parts of the map and can reveal research angles that are easy to miss in a flat list.

Min side: 3
Thunderbolt (interface) — History · splits 86 ⟂ 54
Thunderbolt (interface) — Overview · splits 99 ⟂ 41
Thunderbolt (interface) — Security vulnerabilities · splits 125 ⟂ 15
Thunderbolt (interface) — Description · splits 126 ⟂ 14
Thunderbolt (interface) — Copper vs. optical · splits 133 ⟂ 7
Thunderbolt (interface) — Compatibility · splits 136 ⟂ 4
Thunderbolt (interface) — Cables · splits 136 ⟂ 4

Map overview Semantic statistics

Thunderbolt (interface)

Nodes140
Edges139
Triples72
Avg. degree1.99
Density0.014286
Components1

Source & methodology

TTTA analyzes the structure around Thunderbolt (interface) to surface related topics, entities, relationships, concept neighborhoods and bridge connections. Use the map to explore areas such as History, Art, Measurement & Products, including less central topics that may reveal useful research gaps. Automatically extracted connections are research leads rather than rewritten encyclopedia content.

Source: Wikipedia — Thunderbolt (interface) · EN edition · Analysis: TopicsToTalkAbout

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