The BullSequana X400 is a comprehensive family of rack-mounted servers designed for High-Performance Computing & AI workloads. The servers offer an optimum balance between density, efficiency, and cost and can be deployed for specific customer workloads or integrated into large-scale Exascale clusters as service nodes.

![]()
The BullSequana X400 mid-range supercomputer series bridges enterprise servers and high-end supercomputers, providing a cost-effective, mid-range HPC-AI solution.
Designed for performance and efficiency, it complements Exascale systems based on specific needs.

BullSequana X400 E8 family
BullSequana-X400-E7 family
BullSequana-X400-A6 family
SAP HANA Solutions
Boost SAP HANA performance, ensure availability, security, and optimize infrastructure and operations costs with the leading SAP HANA infrastructure.
Oracle Infrastructure Solutions
Optimize Oracle® performance, ensure critical database availability and protect your costs and investments.
Bare Metal as a Service
Master bare metal at scale with secure, high-performance end-to-end infrastructure, software, and services.
BullSequana XH3500
Hybrid supercomputer for any-scale to exascale simulations; unrivaled energy efficiency, leading flexibility and future proof.
BullSequana eXascale Interconnect v3 (BXI v3)
High-performance interconnect network fabric for HPC and AI workloads. By offloading tasks from GPUs and optimising traffic, BXI v3 enhances GPU utilisation and system efficiency.
Centre for Excellence in Performance Programming (CEPP)
Industry-leading HPC & AI consulting services. In maximising workload efficiency, CEPP accelerates simulation, optimises performance, reduces cost-to-innovation.
The BullSequana X400 series is designed forany HPC workload, including compute-intensive tasks, service and login functions, and advanced visualization. It includes compute nodes (X440), service nodes (X430), and visualization nodes (X450), allowing tailored configurations for diverse needs.
The X400 family offers optimised density and performance-to-cost ratio, air-cooled servers that fit standard racks, and high energy efficiency with 80+ Titanium power supplies and advanced power management. These features lower deployment time, space, and TCO while maintaining high performance.
The series supports the latest technologies from Intel®, AMD®, and NVIDIA®, with large DIMM and MRDIMM capacities, high-speed interconnects (InfiniBand, BXI v3), NVMe/SATA storage, and advanced remote management tools. The E8 variant supports 6th Gen Intel Xeon® Scalable CPUs with up to 128 cores per node.
Bull offers installation, testing, training, and full lifecycle support. Customers benefit from access to Bull's Centre of Excellence for Performance Programming, ensuring optimised application performance and expert guidance throughout.
Connect with our experts for insights, consultations, and to explore how BullSequana Agility can enhance your IT infrastructure.