UCC
UCC (Unified Collective Communication) is a collectivecommunication operations API and library that is flexible, complete, and feature-rich for current and emerging programming models and runtimes.
Available modules
The overview below shows which UCC installations are available per target architecture in the HPCC module system, ordered based on software version (new to old).
To start using UCC, load one of these modules using a module load command like:
module load UCC/1.3.0-GCCcore-14.2.0
(This data was automatically generated on Thu, 22 Jan 2026 at 12:03:27 EST)
| gateway | generic | zen2 | zen3 | zen4 | skylake_avx512 | |
|---|---|---|---|---|---|---|
| Gateway nodes | everywhere (except Grace nodes) | amd20 | amd22 | amd24 | intel18,amd20-v100,amd21,intel21 | |
| UCC/1.3.0-GCCcore-14.2.0 | - | x | - | - | - | - |
| UCC/1.3.0-GCCcore-13.3.0 | - | x | - | - | - | - |
| UCC/1.3.0-GCCcore-13.2.0 | - | - | - | - | x | - |
| UCC/1.3.0-GCCcore-12.3.0 | - | - | - | - | x | - |
| UCC/1.3.0-GCCcore-12.2.0 | - | - | - | - | x | - |
| UCC/1.2.0-GCCcore-13.2.0 | - | x | - | - | - | - |
| UCC/1.2.0-GCCcore-12.3.0 | - | x | x | x | - | x |
| UCC/1.1.0-GCCcore-12.2.0 | - | x | - | - | - | - |