HPE

HPE P44981-B21 | 100GbE QSFP28 OCP 3.0 NIC | 1-port | RDMA (RoCE v2), SR-IOV | NVMe-oF ready

SKU:P44981-B21

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Description

Single-port 100GbE OCP 3.0 mezzanine adapter with QSFP28 interface for modern data center networking. Delivers high throughput with low latency and advanced offloads for virtualization and storage fabrics.

Features

- High-bandwidth 100GbE connectivity for demanding workloads
- Low latency with RoCE v2 for efficient east–west traffic
- SR-IOV for VM density and performance isolation
- OCP 3.0 design for streamlined integration and serviceability

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 the adapter include a QSFP28 transceiver or cable?
A: No. Optics and cables are sold separately.

Q: Can it operate at 50G or 25G speeds?
A: Downshift and breakout modes may be supported depending on firmware, platform, and optics; check your server’s compatibility matrix.

Q: Can I install this in a standard PCIe slot?
A: No. It is an OCP 3.0 mezzanine adapter and requires a server with an OCP 3.0 slot.

Technical Specifications

- Port count: 1
- Port speed: 100GbE
- Connector: QSFP28
- Form factor: OCP 3.0 mezzanine
- Offloads: RDMA over Converged Ethernet (RoCE v2), SR-IOV, checksum/TSO/LRO
- Compatibility: Servers with an OCP 3.0 slot
- Cabling/optics: Supports QSFP28 DAC/AOC and optical transceivers (sold separately)
- Use cases: High-performance networking, virtualization, and NVMe-oF

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