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A Broadcom NetXtreme-E adapter built on the BCM57508 Ethernet controller, with two 100 Gb ports. It is used in cloud and storage servers and supports RoCE v2 RDMA. PCIe 4.0 x16 host interface.
| Controller | Broadcom BCM57508 (NetXtreme-E) |
|---|---|
| Ports | 2x QSFP56 |
| Speed | 100 GbE per port |
| Host interface | PCIe 4.0 x16 |
| RDMA | RoCE v2 |
Specifications are summarized from manufacturer and listing information; confirm against the manufacturer datasheet before purchase.
Manufacturer datasheet / product page (opens the manufacturer's website)
2x QSFP28, up to 100 Gb/s total, PCIe 4.0 x16, low profile
2x 100GbE QSFP56, PCIe 4.0 x16, crypto disabled, tall bracket
200 Gb/s · PCIe 5.0 x16 · 1
2x QSFP56, HDR 200Gb/s IB and 200GbE, PCIe 3.0/4.0 x16
