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BullSequana AI 642-H03

AI-optimised compute node for mid-sized language models and multimodal workloads 

The BullSequana AI 642-H03 is an AI-optimised compute node designed to empower industries, national HPC centres, government agencies, academia, and start-ups to run accelerated, low-latency AI inference and precision fine-tuning for mid-sized language models (~100M–10B parameters) and multimodal AI workloads.


This turnkey solution provides flexibility and efficiency for both rapid brownfield rollouts and greenfield deployments.

BullSequana AI 642-H03 at a glance

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Performance and speed

Supports up to 48 AMD Instinct™ MI355X GPUs per rack delivering 64 TB of global GPU bandwidth for high-speed communication and direct memory exchange.

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Hybrid cooling

Features hybrid cooling for improved energy efficiency and sustained performance, with up to 70% direct liquid cooling (DLC) and 30% air cooling via fans.

Fast

Rapid deployment

With its fully pre-integrated, pre-tested, and pre-configured design, the BullSequana AI 642-H03 server offers fast deployment, streamlined installation, and reduces space and costs.

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Advanced GPU architecture

The GPUs supports a wide range of precision formats for training and inference and offer 2.3TB HBM3e with 288GB onboard memory per GPU.

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Comprehensive software infrastructure

AI developers and system administrators can leverage AMD ROCm 7 and Bull’s HPC Suite for optimised model performance, unified management, and sustainable, cost-effective AI operations.

Turnkey AI infrastructure for fast deployment, energy efficiency, and reduced total cost

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BullSequana X400 rack infrastructure that accommodates six servers
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BullSequana AI 642-HO3 Server
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Front of BullSequana AI 642-HO3
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Back of BullSequana AI 642-HO3

In partnership with

 

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Bull is your trusted partner for end-to-end compute solutions

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European sovereignty

Bull is one of Europe’s leading supercomputer manufacturers

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Local expertise, global footprint

Our experienced team serves customers around the world

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End-to-end compute

We deliver systems from design to deployment

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Unified expertise advantage

 Holistic solutions through R&D, delivery and partner technology

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100% European Infrastructure

From hardware to virtualization platform, ensuring sovereignty, compliance, and full auditability through open-source engineering.

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Reliable, Cost-Efficient Performance

Robust and future-proof virtualization solution delivering 60–80% lower TCO compared to traditional options.

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Tailored, Scalable Architecture

Flexible configurations with BullSequana SH or BullSequana SA to meet diverse workload needs.

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High Density and Low Latency

Lightweight hypervisor and optimized design for maximum VM-to-core ratio.

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End-to-End Security

Full supply chain transparency, advanced hardware protection, and trusted execution technologies.

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Energy Efficiency

Reduced power consumption per workload with eco-conscious infrastructure design and smart VM scheduling.

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Easy Expansion and Automation

Modular, composable hardware with API-driven orchestration for seamless scalability.

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Easy Deployment

An already validated reference architecture and a SPOC for hardware-software integration and support.

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