Fastest data transmission over standard optical fiber
The current fastest data transmission over standard optical fiber record is 430.2 Tbps, held by NICT-led international team, including Aston University, set on September 1, 2025. Last checked October 10, 2026.
430.2
Tbps
NICT-led international team, including Aston University
- Holder
- NICT-led international team, including Aston University
- Record
- 430.2 Tbps
- Location
- UK / Japan
- Date set
- September 1, 2025
- Recognized by
- NICT
- Last checked
- October 10, 2026
Sources
- techradar.com World internet speed record of gbps achieved using bog standard optic fibre cables fast enough to download battlefield in one millisecond new tech set to be critical in research for wireless 7g
- go.jp Read the source
- acs.org.au New internet speed record hits 430tbps over fibre
- mobileeurope.co.uk New world record of 430tbps over standard telecoms fibre
Spotted an error or a newer record? Use the form below with a source link.
Spotted something out of date?
Know a different record we're missing? Tip us off
Get an email when records fall
Every Monday: the world records that were broken or newly set that week. Unsubscribe any time.
More computing and ai records
-
Computing and AI 2.2 exaflops Fastest supercomputer LineShine, National Supercomputing Centre in Shenzhen · Shenzhen, China See record ↗ -
Computing and AI 780,000 GPUs Largest AI training supercomputer by GPU count xAI Colossus · Memphis, Tennessee, United States See record ↗ -
Computing and AI $5.73 trillion Most valuable AI company NVIDIA · United States See record ↗ -
Computing and AI 1.2 billion users Most weekly users of an AI chatbot ChatGPT · Worldwide See record ↗