Brand: Broadcom | Category: Network Adapters & NICs
SKU: BROA-BCM957508N425G | Part #: BCM957508-N425G | MPN: BCM957508-N425G
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The Broadcom BCM57508 NetXtreme-E 400GbE Ethernet Adapter from Broadcom is enterprise-grade Network Adapters & NICs hardware built for data centers. Single-port 400GbE PCIe Gen5 adapter engineered for hyperscale AI cluster interconnect and ultra-low latency RoCEv2 workloads. Available in brand new condition. Available from Omnixon Global — contact our team to request a quote.
| Brand | Broadcom |
| Category | Network Adapters & NICs |
| SKU | BROA-BCM957508N425G |
| Part Number | BCM957508-N425G |
| Condition | New |
| Product Family | NetXtreme-E |
| Model | BCM57508 |
| Port Configuration | 1 x 400GbE (single-port) |
| Port Connector | QSFP-DD800 |
| Host Interface | PCIe 5.0 x16 |
| Host Bandwidth | 128 GB/s bidirectional |
| Ethernet Standards | IEEE 802.3cd 400GBASE-DR4+, 400GBASE-SR8, 400GBASE-LR8 |
| Signal Modulation | PAM4 |
| RDMA Protocol | RoCEv2 (hardware offload) |
| Latency | Sub-1 microsecond port-to-port (RoCEv2) |
| SR-IOV Virtual Functions | Up to 256 VFs |
| Hardware Offloads | LSO, LRO, RSS, RFS, VXLAN/NVGRE/Geneve tunnel offload, inline TLS 1.3 encryption, checksum offload |
| Flow Table Capacity | Millions of concurrent hardware-tracked flows |
| On-chip Memory Protection | ECC-protected SRAM and packet buffers |
| Management Interface | NC-SI out-of-band management, MCTP over PCIe |
| OS Support | Linux (RHEL, Ubuntu, SLES), VMware ESXi, Windows Server 2022+ |
| Form Factor | Low-profile PCIe full-height/half-height bracket included |
| Power Consumption | ≤ 35W typical at full line rate |
| Operating Temperature | 0°C to 55°C (ambient) |
| ASIC Process Node | 5nm |
| Compliance | IEEE 802.3cd, PCI-SIG PCIe 5.0, RoHS, CE, FCC Class A |
| Launch | 2025-Q3 |