NVIDIA HPC-X Software Toolkit Rev 2.25

Changes and New Features

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

  • Split nccl_plugin into two components:

    • nccl_spcx_plugin (v1.1.0)

    • nccl_mrc_plugin (v1.0.0)

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 section.

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