Cisco

Cisco UCSC-O-M5S100GF | 1x100Gb QSFP28 (ETH/IB) | OCP 2.0 mezz | ConnectX-5 | PCIe 3.0 x16 | RoCE v2, SR-IOV, NVMe-oF

SKU:UCSC-O-M5S100GF

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Description

Single-port 100G OCP 2.0 mezzanine adapter powered by ConnectX-5, supporting both Ethernet and InfiniBand for HPC, storage fabrics, and data center networks. Delivers ultra‑low latency with rich acceleration (RoCE v2, NVMe-oF, OVS offload) and broad optics/DAC interoperability.

Features

- 100G single-port performance with ultra-low latency
- Dual-protocol flexibility: Ethernet and InfiniBand (EDR)
- Hardware accelerations for RoCE v2, NVMe-oF, and OVS offload
- Scalable virtualization with SR-IOV
- Wide interoperability with QSFP28 optics, DAC/AOC, and breakouts

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.

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FAQs

Technical Specifications

FAQs

Q: Does this adapter support both Ethernet and InfiniBand?
A: Yes. It operates as either 100Gb Ethernet or 100Gb InfiniBand (EDR) depending on configuration and drivers.

Q: Can I use a 4x25G breakout from the 100G port?
A: Yes, with compatible QSFP28 breakout DAC/AOC and platform support.

Q: Will it fit my server?
A: It requires an OCP 2.0 mezzanine slot on the host server.

Q: Is RoCE supported for low-latency storage and clustering?
A: Yes, RoCE v2 is supported along with NVMe-oF acceleration.

Q: Can I use 40G QSFP+ optics?
A: Many platforms support 40G operation with QSFP+ modules; verify your server firmware and NIC profile.

Technical Specifications

- Port configuration: 1x QSFP28 100Gb/s
- Protocols: Ethernet and InfiniBand (EDR 100G)
- Form factor: OCP 2.0 mezzanine
- Host interface: PCIe 3.0 x16
- Supported media: QSFP28 SR4/LR4/CWDM4/PSM4; QSFP28 DAC/AOC; 4x25G breakout
- Backward compatibility: supports 40G QSFP+ and 4x25G breakout where platform-allowed
- Acceleration: RoCE v2, NVMe-oF, OVS offload (ASAP2), GPUDirect RDMA, SR-IOV
- Networking offloads: RSS, TSO/LRO, checksum
- Jumbo frames: up to 9K
- Time sync: IEEE 1588v2 hardware timestamping
- Management/boot: NC-SI sideband, PXE/UEFI network boot
- OS compatibility: Major Linux distributions, VMware ESXi, Windows Server

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