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9 Dell HPC Omni-Path Fabric: Supported Architecture and Application Study June 2016
2 Dell Networking H-Series Fabric
Dell Networking H-Series Fabric is a comprehensive fabric solution that includes host adapters, edge and
director class switches, cabling and complete software and management tools.
2.1 Intel
®
Omni-Path Host Fabric Interface (HFI)
Dell provides support for Intel
®
Omni-Path HFI 100 series cards
[3]
which are PCIe Gen3 x16 and capable of
100Gbps per port. Each Intel
®
Omni-Path HFI card has 4 lanes supporting 25Gbps each and can deliver up
to 25GBps bidirectional bandwidth per port. Intel
®
OPA supports QSFP28 quad small form factor with
pluggable passive and optical cables.
Figure 1 Intel
®
Omni-Path Host Fabric Interface Adapter 100 series 1 port PCIe x16
2.1.1 Server Support Matrix
The following Dell servers support Intel
®
Omni-Path Host Fabric Interface cards
 PowerEdge R430
 PowerEdge R630
 PowerEdge R730
 PowerEdge R730XD
 PowerEdge R930
 PowerEdge C4130
 PowerEdge C6320
 PowerEdge FC830
2.2 Dell H-Series Switches based on Intel
®
Omni-Path Architecture
Dell networking provides H-series Edge and Director Class switches which are based on the Intel Omni-
Path architecture and are targeted for HPC environments ranging from small to large scale clusters.