Skip to product information
1 of 1

Cisco

Cisco UCSC-PCIE-C40Q-03 | Dual 40GbE QSFP+ CNA, PCIe 3.0 x8, RDMA/RoCE, FCoE/iSCSI offload, SR-IOV, 4x10Gb breakout

SKU:UCSC-PCIE-C40Q-03

Regular price POA
POA
POA
Sale Sold out
Shipping calculated at checkout.

Description

High‑performance converged network adapter with two 40GbE QSFP+ ports for latency‑sensitive workloads and storage convergence. Supports RoCE for low‑latency fabrics, FCoE/iSCSI, and extensive virtualization with SR‑IOV and scalable vNICs. Ideal for UCS rack servers and mixed 40G/4x10G deployments.

Features

- High-density 40GbE with flexible 4x10GbE breakout per port
- Converged fabric: Ethernet plus FCoE/iSCSI on a single adapter
- Ultra-low latency via RoCE for high-performance workloads
- Rich virtualization with SR-IOV and scalable vNIC profiles
- DCB (PFC/ETS) for lossless traffic and storage convergence
- Broad media support: QSFP+ optics, DACs, and AOCs

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

View full details
  • You may also like
  • Best sellers
  • Similar products

specs-tabs

Collapsible content

Technical Specifications

Technical Specifications

- Ports: 2x QSFP+ (40GbE)
- Throughput: up to 2x40Gbps line-rate
- Breakout support: 4x10GbE per port via QSFP+ DAC/AOC breakout
- Bus interface: PCIe 3.0 x8
- Function: Converged Network Adapter (Ethernet + FCoE/iSCSI)
- RDMA: RoCE (remote direct memory access) for low latency
- Virtualization: SR-IOV, multiple vNIC/vHBA profiles
- Offloads: checksum, TSO/LRO, RSS; VXLAN/NVGRE/GRE tunneling
- Time sync: IEEE 1588/802.1AS support
- Media compatibility: QSFP+ SR4/LR4 optics, DAC, AOC
- Data center bridging (DCB): PFC/ETS support for lossless Ethernet
- OS/hypervisor: VMware ESXi, Windows Server, major Linux distros
- Form factor: low-profile bracket (full-height options available)
- Target platform: UCS C-Series rack servers

Recently Viewed

  • Request for a Quote

    Looking for competitive pricing? Submit a request, and our team will provide a tailored quote that fits your needs.

  • Contact Us Directly

    Have a question or need immediate assistance? Call us for expert advice and real-time support.

    Call us Now  
  • Contact Us Directly

    Have a question or need immediate assistance? Call us for expert advice and real-time support.

    Contact us