Changes and New Features | NVIDIA HPC-X Software Toolkit

HPC-X current version provides the following changes and new features:

Category	Change Description
HPC-X Content	Updated HPC-X Content section to reflect the communication libraries versions embedded in this HPC-X release: NVIDIA Scalable Hierarchical Aggregation and Reduction Protocol (SHARP) v3.13.0 UCC v1.6.0
Spectrum-X NCCL Plugin	Added support for optimized NCCL communication on Spectrum-X and Quantum platforms, providing enhanced resiliency, dynamic load balancing, topology awareness, and advanced profiling capabilities.
Bug Fixes	See Bug Fixes in this Version section.

Category

Change Description

HPC-X Content

Updated HPC-X Content section to reflect the communication libraries versions embedded in this HPC-X release:

NVIDIA Scalable Hierarchical Aggregation and Reduction Protocol (SHARP) v3.13.0
UCC v1.6.0

Spectrum-X NCCL Plugin

Added support for optimized NCCL communication on Spectrum-X and Quantum platforms, providing enhanced resiliency, dynamic load balancing, topology awareness, and advanced profiling capabilities.

Bug Fixes

See Bug Fixes in this Version section.

Last updated: January 12, 2026