Thunderbolt technology overview

Scope and location

40 Gbit/s TB4; 80 Gbit/s TB5; optional 120 Gbit/s display bandwidth boost.

Thunderbolt 4 and Thunderbolt 5 comparison

Open the original source

Inspected

2026-10-01

Access

public page

Recorded AI-assisted source inspection; not independent human approval or hardware testing.

Source inspection is separate from independent technical approval, rights clearance and hardware testing.