HPE P26256-B21 – 10/25Gb SFP28 Dual Port Network Adapter
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Key Features
- Dual SFP28 ports for 10/25Gb Ethernet
- Broadcom BCM57414 controller architecture
- PCIe 3.0 x8 high-speed interface
- Designed for HPE ProLiant servers
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HPE P26256-B21 – 10/25Gb SFP28 Dual Port Network Adapter
Overview
HPE P26256-B21 is an enterprise dual-port SFP28 Ethernet network adapter used in HPE ProLiant server environments. It is designed to deliver high-speed 10GbE and 25GbE connectivity for data center workloads requiring low latency and high throughput.
The adapter is based on the Broadcom BCM57414 controller and connects via PCIe 3.0 x8 interface, enabling efficient data transfer for virtualization, cloud, and storage-heavy applications. It supports modern Ethernet standards used in high-density server deployments.
It is typically installed in rack-mounted enterprise servers within data centers where scalable network bandwidth and reliable performance are required for mission-critical workloads.
Typical Deployment Scenarios
- Virtualization and cloud infrastructure
- High-performance compute clusters
- Storage traffic and iSCSI workloads
- Data center rack server networking
- Enterprise application hosting
Specifications
| Specification | Value |
|---|---|
| Brand | HPE |
| Part Number | P26256-B21 |
| Product Type | Network Adapter |
| Controller | Broadcom BCM57414 |
| Interface | PCIe 3.0 x8 |
| Ports | 2 × SFP28 |
| Ethernet Speed | 10GbE / 25GbE |
| Maximum Data Rate | Up to 25 Gbps per port |
| Network Standard | Ethernet |
| Form Factor | PCIe Add-in Card |
| Server Compatibility | HPE ProLiant Gen10 Plus / Gen11 |
| Protocol Support | Ethernet (10/25GbE) |
| Offload Features | RDMA support (RoCE) |
| Virtualization Support | SR-IOV capable |
| Deployment Type | Data center / enterprise servers |
Compatibility / Ecosystem
Compatible with HPE ProLiant Gen10 Plus and Gen11 server platforms. Designed for enterprise networking environments using SFP28 optical modules and Broadcom-based driver stacks.
Additional information
| Weight | 0.25 kg |
|---|---|
| Dimensions | 21 × 24 × 6 cm |
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