Specifications
Series
ExpressFabric
Function
PCIe Gen6 switch
Lanes
80
Ports
40
Process
5 nm
SerDes
In-house, >36 dB
Multi-host
Hardware multi-host support
Fabric Software
Turnkey fabric management
Diagnostics
Embedded PCIe analyzer + telemetry
Use
AI rack PCIe fabric, GPU pooling, storage JBOD fan-out
ExpressFabric SKU reference
| Part Number | Lanes | Ports | Generation |
|---|---|---|---|
| PEX90104 | 104 | 52 | PCIe Gen6 |
| PEX90080 | 80 | 40 | PCIe Gen6 |
| PEX90064 | 64 | 32 | PCIe Gen6 |
| PEX90032 | 32 | 16 | PCIe Gen6 |
| PEX89144 | 144 | 72 | PCIe Gen5 |
| PEX89104 | 104 | 52 | PCIe Gen5 |
| PEX89088 | 88 | 44 | PCIe Gen5 |
| PEX89072 | 72 | 36 | PCIe Gen5 |
Use Case
The PEX90080 is a 80-lane, 40-port PCIe Gen6 switch for AI rack-scale fabrics, GPU pooling and high fan-out NVMe JBOD designs. Its embedded analyzer and telemetry allow link-level diagnostics without an external protocol analyser.
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