China Telecom achieves 1024-GPUs Distributed Lossless AI Computing Cluster via 800G WDM Field-deployed Networks
Developing Telecoms
JULY 7, 2025
Using 800G/λ and C+L technologies, China Telecom has delivered high bandwidth for a distributed cluster with 1024 GPUs in a field-deployed network, achieving distributed training of a 175 billion parameters GPT3 (GPT3-175B) model through 120km field-deployed G.652 652 fibre.
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