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Lenovo lists 4XC7A08294 (feature code BCD4) as the ThinkSystem Intel E810-DA2 10/25GbE SFP28 2-Port OCP Ethernet Adapter, the OCP 3.0 SFF version of the two-port E810 card. It has two empty SFP28 cages and ships without transceivers or direct-attach cables.
The host interface is PCIe Gen4 or Gen3 x8. Lenovo lists 2048 transmit and 2048 receive queues and 2048 interrupt vectors, Application Device Queues for dedicated traffic queues, Dynamic Device Personalization for protocol-specific acceleration, iWARP and RoCEv2 RDMA, and IEEE 1588 PTP v2 clock synchronisation. Enhanced DPDK support is included.
A 25Gb transceiver in these cages runs at 25 Gb/s or 10 Gb/s depending on the transceiver and the switch it connects to.
The E810 line also has 4XC7A08295 (BCD6), the PCIe low-profile version of this two-port card, 4XC7A80269 (BP8L), the four-port OCP card, and 4XC7A80267 (BP8M), the four-port PCIe card.
Browse more adapters in the Lenovo interface card category. The PCIe version is the Intel E810-DA2 10/25GbE SFP28 2-Port PCIe Ethernet Adapter, 4XC7A08295.
| Option part number | 4XC7A08294 |
| Feature code | BCD4 |
| Description | ThinkSystem Intel E810-DA2 10/25GbE SFP28 2-Port OCP Ethernet Adapter |
| Ports | 2 x SFP28 (empty cages) |
| Speeds | 10/25 GbE |
| Form factor | OCP 3.0 SFF |
| Host interface | PCIe Gen4 or Gen3 x8 |
| Queues | 2048 Tx and 2048 Rx |
| RDMA | iWARP and RoCEv2 |
| Time sync | IEEE 1588 PTP v2 |