HPE Slingshot SHMEM Software QuickSpecs

High Performance Communication Library

Ideal library for one-sided, low latency, hardware agnostic CPU and GPU-optimized inter/intra node communication within HPE Slingshot-based clusters

HPE Slingshot SHMEM Software delivers high-performance one-sided communication for distributed memory HPC and AI applications, optimized for the HPE Slingshot Interconnect. Built on the OpenSHMEM open standard, it provides a lightweight, scalable programming model enabling direct memory access and atomic operations across CPUs and GPUs from multiple vendors. Slingshot SHMEM is ideal for irregular, data-driven workloads, empowering organizations to maximize performance, efficiency, and flexibility for exascale and next-generation computing environments. 

What's New

- Initial release of HPE Slingshot SHMEM Software featuring cross-vendor GPU support and optimizations for Slingshot-based clusters

- Electronic Right-to-Use (E-RTU) licensing for unlimited seats per system for 1, 3, and 5 years

Standard Features

- Optimized for HPE Slingshot Interconnect:
Leverages adaptive routing, congestion control, and multi-NIC support for consistent, high-bandwidth, low-latency performance at scale.

- OpenSHMEM standard-based:
Portable, interoperable API for cross-platform application development and future-proof investment protection.

- Cross-vendor CPU and GPU support:
Enables direct, efficient data movement between heterogeneous CPUs and GPUs, including NVIDIA and AMD architectures.

- Ideal for Irregular, Data-Driven Workloads:
Provides lightweight, one-sided communication for applications such as AI/ML training, graph analytics, molecular dynamics, sparse matrix computations, and more.

- Efficient One-Sided Operations:
Supports put, get, atomic operations, and collective synchronization with minimal CPU intervention.

- Seamless Integration:
Designed for HPE Cray EX and Slingshot-based clusters, with compatibility for HPE Cray Programming Environment and other HPC libraries.

- Enterprise-Grade Reliability and Support:
Commercially validated and supported by HPE, with continuous innovation and proactive updates. 

Hardware Requirements

- HPE Slingshot SHMEM Software is supported on HPE Cray EX and HPE Cray GX clusters with HPE Slingshot.

- Compatible with AMD and NVIDIA GPU nodes, as well as CPU-only nodes from leading vendors.

- For system-specific hardware requirements, please consult with the HPE Slingshot Product Management team.

Supported Operating Systems

HPE Cray Operating System, Red Hat® Enterprise Linux (RHEL®); SUSE® Linux Enterprise Server (SLES®), Rocky Linux

SLES15 SP7 preferred 

For the most up-to-date information on HPE Services, please refer to the HPE Services - Supplemental QuickSpecs, which provides a comprehensive and regularly updated overview of available services.

HPE Slingshot SHMEM Software

Description

SKU

HPE Slingshot SHMEM Software 1-year E-RTU

S7N52AAE

HPE Slingshot SHMEM Software 3-year E-RTU

S7N53AAE

HPE Slingshot SHMEM Software 5-year E-RTU

S7N54AAE

Notes:

- These are electronic licenses (E-RTU) for the duration of the stated term.

- Only one license is required per system with unlimited number of seats.

- Includes support and access to updates for the duration of the stated term. 

Date

Version History

Action

Description of Change

18-May-2026

Version 2

Changed

SKU and product description revisions

02-Mar-2026

Version 1

New

New QuickSpecs

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