
Build comprehensive storage and compute-intensive environments
ExpressNVM, a high-performance, ultra-low latency solution designed for applications like Artificial Intelligence, Machine Learning, the Internet of Things, Edge Computing, and Virtualization, connects up to 16 PCIe Gen 4 NVMe drives, adding complete enterprise-grade management and scalability that is otherwise unavailable. ExpressNVM delivers a cost-effective large-capacity solution that allows users to enjoy the high performance of NVMe SSDs.
Unprecedented NVMe management and flexibility
Enhance NVMe storage management capabilities with ExpressNVM’s drive configuration and analytics engine. ATTO ExpressNVM restores crucial management features needed by IT admins that enhance NVMe storage deployment and performance. The onboard FPGA implements innovative management tools that allow device containment, drive health and reliability monitoring, predictive failure analyses, extensive telemetry and logging information, and act as a gateway for OS integration and firmware updates.
ATTO ExpressNVM Resources
- TechSpecs-ExpressNVM (PDF)
- Empowering Modern Post-Production Workflows with ATTO and ScaleFlux (PDF)
- UseCase-High Performance SSD Erasure for Data Centers and IT Enterprises
- Redefine Agility at Scale in High-Performance Storage Solutions with ATTO, Graid Technology, and ScaleFlux (PDF)
- Manual: ExpressNVM Getting Started Guide (PDF)
- FAQ: ExpressNVM Smart NVMe Switch Adapter (PDF)

Boost performance and reduce TCO
Unlock enterprise-grade storage expansion and management capabilities with a solution that fully harnesses the potential of NVMe. ATTO ExpressNVM is the answer to tighter IT budgets and the exponential growth of data to deliver the performance and desired economics of data at scale. Inbox driver support, persistent drive connectivity, secure UEFI boot and hot swap enable data centers to reduce downtime and maximize ROI.
Innovative features to maximize performance
ExpressNVM adapters provide enterprise-class options for NVMe solid state drives (SSDs), while delivering innovative features to maximize ROI and prevent user downtime.

Key Benefits | ||
Scalability | Flexibility | Management |
Build persistent and scalable drive groups to support growing capacity and performance needs. | A multi-core architecture delivers unparalleled performance with the most efficient port utilization. | Improved storage management and analytics for granular insights to reduce downtime. |
Choose the right product for your needs
ATTO ExpressNVM host bus adapters offer a unique option to create shareable NVMe storage pools with unparalleled storage performance—all while delivering enterprise-level management and configuration capabilities. Using ExpressNVM host bus controllers, integrators are able to create scalable high-capacity, dense storage that can be shared and managed across distributed storage networks.
ExpressNVM Smart NVMe Switch Adapters
ENVM-S4FF
ATTO ExpressNVM S4FF adapters offer a unique option to create shareable NVMe storage pools with 16 x2 PCIe Gen4 lanes of connectivity per adapter – all while delivering enterprise-level management and configuration capabilities.
Product | SKU | Description | Buy from ATTO | Find ATTO Reseller | Technical Specifications |
ENVM-S4FF | ENVM-S4FF-000 | ExpressNVM (model S4FF) 16-Port Internal NVMe to PCIe 4.0 Switched NVMe Adapter |
ENVM-S48F
ATTO ExpressNVM S48F adapters offer a unique option to create shareable NVMe storage pools with 8 x4 PCIe Gen4 lanes of connectivity per adapter – all while delivering enterprise-level management and configuration capabilities.
Product | SKU | Description | Buy from ATTO | Find ATTO Reseller | Technical Specifications |
ENVM-S48F | ENVM-S48F-000 | ExpressNVM (model S48F) 8-Port Internal NVMe to PCIe 4.0 Switched NVMe Adapter |
Need answers?
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- Chat with us using the “Chat with ATTO” button on the bottom right of this page.
- Use our Contact Us – Sales form.
- Email sales at sales@atto.com.

