AI Glossary
Compute cluster
Also called cluster
What does “Compute cluster” mean?
Compute cluster: Many servers linked by fast networking can be made to work as one large system, called a cluster. Training a frontier model requires splitting the work across thousands of accelerators in a cluster, all coordinating closely over many weeks or months.

What is an example of “Compute cluster”?
When AI labs talk about a new training run, they often describe it by the size of the cluster it used.