On May 18, 2022, CU Research Computing released phase 1 of Alpine, the third generation CURC High Performance Computing Cluster. Phase 2 was released in September 2022. The warranty of the Summit cluster’s storage ended on September 30, 2022. The full sun-setting of the Summit system is March 1, 2023.


Alpine is the University of Colorado Boulder Research Computing’s third-generation high performance computing (HPC) cluster. Alpine is a heterogeneous compute cluster currently composed of hardware provided from University of Colorado Boulder, Colorado State University, and Anschutz Medical Campus. Alpine currently offers 317 compute nodes and a total of 18,080 cores.

Alpine can be securely accessed anywhere, anytime using OpenOnDemand or ssh connectivity to the CURC system.

Total Core Count: 18,080

All nodes are available to all users. For full details about node access, please refer to the Alpine Node Access and FairShare policy.

Alpine is jointly funded by the University of Colorado Boulder, the University of Colorado Anschutz, Colorado State University, and the National Science Foundation (award 2201538).