FIELD GUIDESource-led reference
Port & Cable

P317 / Thunderbolt / Cable / adapter

Thunderbolt 5 passive USB-C cable example

An exact manufacturer example shows that a USB-C-ended Thunderbolt 5 cable can use passive construction and carry a documented set of high-speed data, display and charging capabilities.

Also called Thunderbolt 5 Pro Cable passive Thunderbolt 5 cable

A Thunderbolt 5 product specification is evidence for that cable, not for every USB-C cable.

The useful distinction

Match the exact product/length and documented marking before applying this example; keep endpoint shape and capability evidence separate.

Claim inspection dates: 2026-10-07, 2026-10-08 · Independent review pending

Cable / adapter note · not an individual product specification

The useful distinction

Understand the requirement.

An exact manufacturer example shows that a USB-C-ended Thunderbolt 5 cable can use passive construction and carry a documented set of high-speed data, display and charging capabilities. [C317A]

Apple labels its Thunderbolt 5 Pro Cable 1 m passive and lists up to 240W charging, USB4 up to 80 Gb/s in the highlights, USB3 up to 10 Gb/s in the overview, and DisplayPort 2.1 UHBR20. [C317B]

Apple’s Thunderbolt 5 cable overview groups Thunderbolt 3, Thunderbolt 4 and USB4 under an up-to-80-Gb/s phrase, while Intel’s comparison gives Thunderbolt 4 a 40-Gbit/s link. This grouped wording is not evidence that an older Thunderbolt host gains an 80-Gbit/s mode. [C317C]

Apple advertises up to 120 Gb/s for its Thunderbolt 5 cable. Intel explains the technology’s high-display-bandwidth mode as 120 Gbit/s in one direction with 40 Gbit/s in the other, rather than a symmetric or measured storage-transfer rate. [C317D]

Bounded facts, visible unknowns

Specifications and limits

Thunderbolt 5 passive USB-C cable example facts and limitations
Evidence scopeExact Apple 1 m product [C317A]
ConstructionPassive; manufacturer-documented [C317A]
Exact-product scopePassive · 1 m · up to 240W · USB4 up to 80 Gb/s [C317B]
Grouped protocol wordingDo not assign 80 Gb/s to older Thunderbolt hosts [C317C]
Verified device listNot included. Check exact device and accessory documentation.
A boundary, not an omission to guess around.

This source-scoped reference does not approve a purchase, installation, live connection, wiring scheme or compatibility outcome. Resolve exact devices, cable markings and required operating mode separately.

Before you connect

What to check

  1. Confirm this exact product/length.
  2. Confirm Thunderbolt 5 or fallback-mode requirements at both devices.
  3. Verify charging/display requirements from the exact setup documentation.
Trace a supported connection class →

Your next step

Move from the form to the requirement.

Compare this field note See the differences without assuming interchangeability.Work through a connection Choose your task before deciding on a cable.Explore this evidence trail Inspect the claims and their dependencies. (private workspace)

The source trail

Evidence for this page

AI-assisted inspection is not independent engineering review. Source scope and access limitations are disclosed below. Procedural checklists are editorial requirements, not hardware measurements.

C317ASource checked · pending review

Apple documents its 1 m Thunderbolt 5 Pro Cable as a passive USB-C-ended Thunderbolt cable supporting represented Thunderbolt/USB/display modes and charging; those capabilities belong to this exact product, not to USB-C shape generally.

Apple · Thunderbolt 5 (USB-C) Pro Cable (1 m) ↗

Locator: Product overview and technical specifications: passive Thunderbolt 5 cable; represented data/display modes; charging capability; Thunderbolt marking
Access: public page. Exact-product evidence does not establish capabilities for visually similar USB-C or Thunderbolt cables.

S375: full source recordInspect review dependencies → (private workspace)

Claim scope: Exact Apple 1 m Thunderbolt 5 Pro Cable only.. Next review due 2027-01-05.

C317BSource checked · pending review

Apple labels its Thunderbolt 5 Pro Cable 1 m passive and lists up to 240W charging, USB4 up to 80 Gb/s in the highlights, USB3 up to 10 Gb/s in the overview, and DisplayPort 2.1 UHBR20.

Apple · Thunderbolt 5 (USB-C) Pro Cable (1 m) ↗

Locator: Product overview and technical specifications: passive Thunderbolt 5 cable; represented data/display modes; charging capability; Thunderbolt marking
Access: public page. Exact-product evidence does not establish capabilities for visually similar USB-C or Thunderbolt cables.

S375: full source recordInspect review dependencies → (private workspace)

Claim scope: Exact named 1 m product. Published ceilings do not guarantee a selected host, display or storage workload.. Next review due 2027-01-06.

C317CSource checked · pending review

Apple’s Thunderbolt 5 cable overview groups Thunderbolt 3, Thunderbolt 4 and USB4 under an up-to-80-Gb/s phrase, while Intel’s comparison gives Thunderbolt 4 a 40-Gbit/s link. This grouped wording is not evidence that an older Thunderbolt host gains an 80-Gbit/s mode.

Apple · Thunderbolt 5 (USB-C) Pro Cable (1 m) ↗

Locator: Product overview and technical specifications: passive Thunderbolt 5 cable; represented data/display modes; charging capability; Thunderbolt marking
Access: public page. Exact-product evidence does not establish capabilities for visually similar USB-C or Thunderbolt cables.

S375: full source recordIntel · Thunderbolt 5 technology brief ↗

Locator: Five-page public brief; PDF pages 2–3, feature comparison and bandwidth reconfiguration diagram inspected in rendered form.
Access: public pdf text. Public brief dated by its 2023-09-12 filename, not a normative licensed specification or measured application throughput. No universal cable-length or display-mode approval.

S443: full source recordInspect review dependencies → (private workspace)

Claim scope: Unresolved scope of grouped manufacturer wording; do not distribute the largest number across every listed protocol or infer an undocumented revision explanation.. Next review due 2027-01-06.

C317DSource checked · pending review

Apple advertises up to 120 Gb/s for its Thunderbolt 5 cable. Intel explains the technology’s high-display-bandwidth mode as 120 Gbit/s in one direction with 40 Gbit/s in the other, rather than a symmetric or measured storage-transfer rate.

Apple · Thunderbolt 5 (USB-C) Pro Cable (1 m) ↗

Locator: Product overview and technical specifications: passive Thunderbolt 5 cable; represented data/display modes; charging capability; Thunderbolt marking
Access: public page. Exact-product evidence does not establish capabilities for visually similar USB-C or Thunderbolt cables.

S375: full source recordIntel · Thunderbolt 5 technology brief ↗

Locator: Five-page public brief; PDF pages 2–3, feature comparison and bandwidth reconfiguration diagram inspected in rendered form.
Access: public pdf text. Public brief dated by its 2023-09-12 filename, not a normative licensed specification or measured application throughput. No universal cable-length or display-mode approval.

S443: full source recordInspect review dependencies → (private workspace)

Claim scope: Manufacturer cable advertisement interpreted with the technology brief; no actual negotiated link or workload was measured.. Next review due 2027-01-06.

Suggest a correction to this field note →

Common questions

Questions this record can help resolve

Does USB-C mean USB 3, USB4 or Thunderbolt?Separate the USB-C connector shape from the USB generation, USB4, Thunderbolt, video and charging capabilities implemented by a particular port or cable.Why does a USB-C cable charge but not carry a display?Treat charging and display transport as separate capabilities instead of assuming one successful USB-C function proves every other function.Why can two USB-C cables support different speeds?Use USB-C only as an endpoint description; data generation, Thunderbolt support, construction, length and exact-product capability remain separate.Are all USB-C cables the same for charging?Keep the connector form separate from cable-specific charging/current evidence and the exact devices participating in power negotiation.

Evidence behind this page

Scope first. Source second. Approval separate.

2 linked sources · 4 scoped claims · 0 sources with inspection/access flags.

Page scope: cable_atlas_v58

Assessment 2026-10-22 · earliest scheduled source review 2027-01-05. This is a recorded-date assessment, not a live source check. Page-level independent review is not established by this panel.

Inspect 2 source scopes, access limits and dates

S375 · Thunderbolt 5 (USB-C) Pro Cable (1 m)

Apple · Manufacturer / product-owner domain · inspected 2026-10-07 · due 2027-01-05

Within inspection window

Scoped support: Exact Apple 1 m product only; passive construction, represented data/display modes and charging rating.

Not established / limitations: Exact-product evidence does not establish capabilities for visually similar USB-C or Thunderbolt cables.

Locator: Product overview and technical specifications: passive Thunderbolt 5 cable; represented data/display modes; charging capability; Thunderbolt marking

S443 · Thunderbolt 5 technology brief

Intel · Unclassified publisher domain · inspected 2026-10-08 · due 2027-01-06

Within inspection window

Scoped support: Thunderbolt 5 balanced 80/80 Gbit/s and display-driven 120/40 Gbit/s modes; Thunderbolt 4 comparison.

Not established / limitations: Public brief dated by its 2023-09-12 filename, not a normative licensed specification or measured application throughput. No universal cable-length or display-mode approval.

Locator: Five-page public brief; PDF pages 2–3, feature comparison and bandwidth reconfiguration diagram inspected in rendered form.

Trace 4 claims to their source records

C317A · P317

Apple documents its 1 m Thunderbolt 5 Pro Cable as a passive USB-C-ended Thunderbolt cable supporting represented Thunderbolt/USB/display modes and charging; those capabilities belong to this exact product, not to USB-C shape generally.

Claim scope: Exact Apple 1 m Thunderbolt 5 Pro Cable only.

Source links: S375 · Evidence trail → (private workspace)

C317B · P317

Apple labels its Thunderbolt 5 Pro Cable 1 m passive and lists up to 240W charging, USB4 up to 80 Gb/s in the highlights, USB3 up to 10 Gb/s in the overview, and DisplayPort 2.1 UHBR20.

Claim scope: Exact named 1 m product. Published ceilings do not guarantee a selected host, display or storage workload.

Source links: S375 · Evidence trail → (private workspace)

C317C · P317

Apple’s Thunderbolt 5 cable overview groups Thunderbolt 3, Thunderbolt 4 and USB4 under an up-to-80-Gb/s phrase, while Intel’s comparison gives Thunderbolt 4 a 40-Gbit/s link. This grouped wording is not evidence that an older Thunderbolt host gains an 80-Gbit/s mode.

Claim scope: Unresolved scope of grouped manufacturer wording; do not distribute the largest number across every listed protocol or infer an undocumented revision explanation.

Source links: S375 · S443 · Evidence trail → (private workspace)

C317D · P317

Apple advertises up to 120 Gb/s for its Thunderbolt 5 cable. Intel explains the technology’s high-display-bandwidth mode as 120 Gbit/s in one direction with 40 Gbit/s in the other, rather than a symmetric or measured storage-transfer rate.

Claim scope: Manufacturer cable advertisement interpreted with the technology brief; no actual negotiated link or workload was measured.

Source links: S375 · S443 · Evidence trail → (private workspace)

Prepare this page for review → (private workspace)Read the evidence method →

Recorded evidence only. An inspection date, publisher label, source link or generated packet is not independent technical review, hardware testing, fabrication approval or a compatibility verdict.