Brand: H3C | Category: Network Adapters & NICs
SKU: HC-CX6855HBA | Part #: CX6855-HBA | MPN: CX6855-HBA
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The H3C CX6855 200G HDR InfiniBand and Ethernet Dual-Port NIC from H3C is enterprise-grade Network Adapters & NICs hardware built for data centers. 200G dual-port HDR InfiniBand and Ethernet adapter delivering ultra-low latency RDMA connectivity for AI and HPC cluster fabrics. Available in brand new condition. H3C network adapters & nics products are trusted by enterprises and data centers worldwide. Available from Omnixon Global. Contact our sales team to request a quote.
| Brand | H3C |
| Category | Network Adapters & NICs |
| SKU | HC-CX6855HBA |
| Part Number | CX6855-HBA |
| Condition | New |
| Model | CX6855 |
| Form Factor | PCIe 5.0 Gen 5 full-height half-length (FHHL) adapter card |
| Ports | 2x QSFP112-DDM |
| Port Speed | 200 Gbps per port |
| Supported Protocols | HDR InfiniBand, Ethernet (RJ45 via transceiver), RoCE v2 (RDMA over Converged Ethernet) |
| Total Throughput | 400 Gbps aggregate (bidirectional) |
| Latency | <1 µs (microsecond) for RDMA operations |
| Packet Buffer | 32 MB on-chip memory |
| PCI Express Interface | PCIe 5.0 x16 (supports x16, x8, x4 operation) |
| Memory | 16 GB DDR4 on-card DRAM |
| Management | Out-of-band telemetry, firmware upgradeable, integrated health monitoring |
| Congestion Control | Adaptive routing, priority flow control (PFC), explicit congestion notification (ECN) |
| Flow Steering | Hardware-accelerated RSS (Receive-Side Scaling) and RPS (Receive Packet Steering) |
| Temperature Operating Range | 0–55 °C |
| Power Consumption | 65 W typical at full throughput |
| Connector | Dual QSFP112-DDM for optical or copper direct-attach cables |
| Operating System Support | Linux (RHEL 8.x+, Ubuntu 20.04+), Windows Server 2019+, embedded firmware stack |
| Launch Date | Q2 2024 |