Cisco

Cisco HX-P-M5S100GF | 1x100GbE QSFP28 | PCIe 3.0 x16 | RDMA RoCE v2, SR-IOV, NVMe-oF | Low-latency Ethernet Adapter

SKU:HX-P-M5S100GF

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Description

High‑performance 100GbE server adapter with a single QSFP28 port for dense compute and storage fabrics. PCIe 3.0 x16 bandwidth, RoCE v2 RDMA, SR‑IOV virtualization, and NVMe‑oF acceleration deliver low latency and high throughput for modern data center workloads. Broad compatibility with QSFP28 optics and DAC/AOC cabling makes deployment flexible across leaf/spine and storage networks.

Features

- Single 100GbE QSFP28 port for ultra‑high bandwidth per server
- Low latency with RoCE v2 RDMA and NVMe‑oF acceleration
- Comprehensive virtualization with SR‑IOV and advanced tunneling offloads
- PTP hardware timestamping for precise time synchronization
- Broad ecosystem support across leading 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.

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FAQs

Technical Specifications

FAQs

Q: What optics and cables are supported?
A: QSFP28 100G modules such as 100GBASE‑SR4/LR4/CWDM4, and passive/active QSFP28 DAC/AOC cables are supported.

Q: Does it support RoCE v2?
A: Yes, RoCE v1 and RoCE v2 are supported for low‑latency RDMA.

Q: Will it work in a PCIe 4.0 slot?
A: Yes. It is a PCIe 3.0 x16 adapter and operates in PCIe 3.0/4.0 x16 slots at the slot’s supported speed.

Q: Is SR‑IOV supported for virtualization?
A: Yes, SR‑IOV is supported to create multiple virtual functions for VMs and containers.

Q: Can I use standard, non‑vendor‑locked QSFP28 modules?
A: The adapter accepts standards‑compliant QSFP28 modules and DAC/AOC cables.

Technical Specifications

- Ports: 1x 100GbE
- Port form factor: QSFP28 cage (supports 100G DAC/AOC and 100GBASE SR4/LR4/CWDM4 optics)
- Host interface: PCI Express 3.0 x16
- Adapter class: ConnectX-5 EN generation
- RDMA: RoCE v1/v2
- Virtualization: SR‑IOV, virtualization offloads
- Offloads: Checksum, TSO/LRO/GRO, RSS, VXLAN/NVGRE/Geneve
- Storage: NVMe over Fabrics (RoCE)
- Timing: IEEE 1588v2 PTP hardware timestamping
- Boot support: PXE and UEFI
- OS compatibility: Linux, Windows Server, VMware ESXi (version-dependent)
- Cabling: Compatible with QSFP28 DAC/AOC; accepts 100G QSFP28 optical modules

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