Cisco

Cisco UCSC-P-M4D25GF | 2x 10/25GbE SFP28 | PCIe 3.0 x8 | ConnectX-4 Lx EN | RDMA/RoCEv2, SR-IOV

SKU:UCSC-P-M4D25GF

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

Description

Dual-port 10/25GbE SFP28 Ethernet adapter based on Mellanox ConnectX-4 Lx, delivering low-latency RDMA with extensive offloads for cloud, virtualization, and storage fabrics. Backward-compatible with 10GbE SFP+ optics/cables for migration flexibility.

Features

- Flexible 10/25GbE migration with SFP28 ports
- Ultra-low latency with RDMA and rich offloads
- Robust virtualization and vSwitch acceleration
- Overlay tunnel offloads for modern data centers
- Broad ecosystem support across OS and hypervisors

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

FAQs

Technical Specifications

FAQs

Q: Can I use 10GbE SFP+ modules in the SFP28 ports?
A: Yes, the SFP28 cages are backward-compatible with 10GbE SFP+ optics or DACs, subject to firmware and module compatibility.

Q: Does it support RDMA over Converged Ethernet (RoCE v2)?
A: Yes, RoCE v2 is supported, enabling low-latency, lossless Ethernet for storage and HPC workloads.

Q: What PCIe slot is required?
A: A PCIe 3.0 x8 (or x16 mechanically) slot is recommended to ensure full bandwidth.

Q: Are passive copper DAC and AOC cables supported?
A: Yes, use compatible SFP28 DAC/AOC or optics certified for the desired link speed.

Q: Is SR-IOV available for virtualization?
A: Yes, SR-IOV with multiple VFs is supported for VM and container workloads.

Technical Specifications

- Ports: 2x SFP28 (supports 25GbE and 10GbE with SFP+)
- ASIC: Mellanox ConnectX-4 Lx EN
- Host interface: PCI Express 3.0 x8
- RDMA: RoCE v1/v2 and iWARP (dependent on firmware)
- Virtualization: SR-IOV, vSwitch offloads, OVS acceleration
- Overlay offloads: VXLAN, NVGRE, Geneve
- Storage: NVMe-oF/RDMA, iSCSI over RDMA (environment dependent)
- Flow steering: Adaptive RSS, hardware QoS
- Latency: Low-latency packet processing with large-scale queues
- OS support: Major Linux, Windows Server, VMware ESXi

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