Broadcom VMware vSAN 8 Express Storage Architecture All-Flash Appliance Reference Design (Broadcom-validated HBA bundle)

The Broadcom VMware vSAN 8 Express Storage Architecture (ESA) All-Flash Appliance Reference Design with Broadcom-validated HBA bundle (VSAN8-ESA-HBA-9580KIT) is a fully validated, co-engineered storage platform purpose-built to exploit the full capabilities of VMware vSAN 8's Express Storage Architecture. Unlike the Original Storage Architecture (OSA), vSAN 8 ESA eliminates the legacy disk group construct in favor of a unified storage pool model, enabling significantly higher throughput, lower latency, and superior space efficiency through a new log-structured file system optimized for NVMe All-Flash media. The Broadcom HBA component—centered on the 9580 series host bus adapter—provides direct, low-overhead NVMe device pass-through at line rate, ensuring that neither protocol translation nor RAID abstraction layers impede the raw performance of the underlying flash devices.

At the heart of this reference design is Broadcom's 9580 series HBA, a PCIe Gen 4 adapter engineered for high-bandwidth, low-latency NVMe connectivity in hyperconverged and composable infrastructure environments. The 9580 operates in IT (initiator-target) mode, presenting NVMe SSDs natively to the ESXi hypervisor so that vSAN ESA's software-defined data services—including compression, encryption, erasure coding, and adaptive RAID—execute directly in the VMkernel data path without hardware RAID interference. This architecture allows vSAN 8 ESA to deliver RAID-6 (dual parity) fault tolerance at write performance levels previously associated only with RAID-1 mirroring, a breakthrough made possible by the new log-structured write path and Broadcom's optimized driver stack bundled with the kit.

The VSAN8-ESA-HBA-9580KIT reference design targets enterprise datacenters running VMware vSphere 8 environments that demand predictable, high-density storage performance for AI/ML inferencing pipelines, Tier-1 database and OLTP workloads, virtual desktop infrastructure at scale, and latency-sensitive private cloud services. Broadcom's validation process encompasses driver compatibility, firmware certification, and interoperability testing across the vSAN ESA hardware compatibility list (HCL), giving enterprise IT and procurement teams a pre-validated, supportable building block that accelerates deployment and reduces integration risk in production environments across UAE, GCC, EMEA, and APAC regions.

Ideal for

• Tier-1 OLTP and relational database acceleration requiring sub-millisecond latency and consistent IOPS across vSAN ESA storage pools
• AI and machine learning inferencing infrastructure demanding high-throughput NVMe storage with low CPU overhead for model-serving workloads on vSphere 8
• Large-scale virtual desktop infrastructure (VDI) deployments where storage density and boot-storm resilience are critical operational requirements
• Private cloud and VMware Cloud Foundation (VCF) deployments requiring a Broadcom HCL-validated, fully integrated storage stack for compliance and supportability
• Disaster recovery and stretched cluster configurations leveraging vSAN ESA's RAID-6 dual-parity efficiency to maximize usable capacity across geographically distributed nodes
• High-frequency analytics and real-time data processing pipelines where consistent low-latency NVMe access to large working datasets is essential

Technical specifications

Available from Omnixon Global. Submit an RFQ and our team will confirm configuration and availability for your order.