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SFP28 adapter delivered stable 25Gb connectivity.
867328-B21
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HPE Eth 10/25Gb 2p 621SFP28 Adptr
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867328-B21
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- HPE Eth 10/25Gb 2p 621SFP28 Adptr
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867328-B21 Overview
867328-B21 is a high-performance Ethernet adapter engineered for environments that demand reliable and fast network connectivity. Featuring a data rate of 10Gbps and a PCIe interface, this internal PCIe card is designed for seamless integration with systems running Windows, Linux, and macOS while supporting standard protocols including TCP/IP, UDP, iSCSI, and NFS.
Ideal for data centers, high-speed workstations, and gaming setups, 867328-B21 combines industry-standard features such as auto-negotiation, Wake-on-LAN, Jumbo Frames, and QoS with robust physical design specifications. Its precise engineering ensures optimal performance and compatibility with modern network infrastructures and critical applications.
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Request bulk order quote for 867328-B21 for additional pricing. Browse the full Hpe Network Adapters series or explore all Hpe products.
867328-B21 Specifications
- Product Type
- Network Adapter
- Adapter Type
- Ethernet
- Data Rate
- 10Gbps
- Connection Interface
- PCIe
- Supported Protocols
- TCP/IP, UDP, iSCSI, NFS
- Form Factor
- Internal PCIe Card
- Operating Temperature
- 0 to 70°C
- Storage Temperature
- -40 to 85°C
- Input Voltage
- 3.3V
- Compatibility
- Windows, Linux, macOS
- Max Speed
- 10Gbps
- Supported Features
- Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS
- Power Consumption
- 15W
- Connector Type
- RJ-45
- Maximum Range
- N/A
- Bus Type
- PCIe x4
- Product Name
- 867328-B21 High Performance Ethernet Adapter
- Height
- 0.5 inches
- Width
- 3.4 inches
- Depth
- 1.2 inches
- Weight
- 0.3 lbs
867328-B21 Use Case
Accelerating Virtual Machine Mobility in HPE Data Centers
In an HPE ProLiant DL server cluster running VMware vSphere, deploying the 867328-B21 HPE Eth 10/25Gb 2p 621SFP28 Adapter on each host delivers up to 25 Gbps throughput per port for vMotion and storage traffic. This high-bandwidth, low-latency fabric reduces live-migration windows by 40%, increases VM consolidation ratios by 25%, and ensures predictable sub-millisecond latency for critical workloads.
High-Performance Computing and AI/ML Workload Acceleration
In an HPE Apollo or ProLiant-based HPC cluster, integrating the 867328-B21 HPE Eth 10/25Gb 2p 621SFP28 Adapter enables RDMA over Converged Ethernet (RoCE) at 25 Gbps for distributed compute and storage nodes. This configuration slashes data-exchange latency by 60%, boosts parallel data-processing throughput by 35%, and accelerates AI model training cycles, delivering faster time-to-insight for research and analytics teams.
Resilient Hybrid-Cloud Data Replication and Backup
For enterprises replicating on-premises databases to private or public clouds, dual 25 Gbps ports on the 867328-B21 HPE Eth 10/25Gb 2p 621SFP28 Adapter provide redundant, high-speed connectivity. This setup halves backup and DR replication windows, maintains 99.9% SLA uptime, and ensures seamless failover between data centers and cloud endpoints, safeguarding business continuity.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| 867328-B21 |  AJ763BR |  870825-B21 |  665243-B21 |  764303-B21 | |
|---|---|---|---|---|---|
| Product Type | Network Adapter | Network Adapter | Network Adapter | Network Adapter | Network Adapter |
| Adapter Type | Ethernet | Ethernet | Ethernet | Ethernet | Ethernet |
| Data Rate | 10Gbps | 10Gbps | 10Gbps | 10Gbps | 10Gbps |
| Connection Interface | PCIe | PCIe | PCIe | PCIe | PCIe |
| Supported Protocols | TCP/IP, UDP, iSCSI, NFS | TCP/IP / UDP | TCP/IP / UDP / iSCSI / NFS | TCP/IP, UDP, iSCSI, NFS, SMB | TCP/IP, UDP |
| Form Factor | Internal PCIe Card | Internal PCIe Card | Internal PCIe Card | Internal PCIe Card | Internal PCIe Card |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Compatibility | Windows, Linux, macOS | Windows / Linux / macOS | Windows / Linux / macOS / VMware / Hyper-V | Windows, Linux, macOS, VMware, Hyper-V | Windows, Linux, macOS |
| Max Speed | 10Gbps | 10Gbps | 10Gbps | 10Gbps | 10Gbps |
| Supported Features | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS | Auto-negotiation / Wake-on-LAN / Jumbo Frames | Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS |
| Power Consumption | 15W | 15W | 5W | 10W | 12W |
| Connector Type | RJ-45 | RJ-45 | RJ-45 | RJ-45 | RJ-45 |
| Maximum Range | N/A | 100 meters | 100 meters | 100 meters | 100 meters |
| Bus Type | PCIe x4 | PCIe x4 | PCIe x4 | PCIe x4 | PCIe x4 |
| Product Name | 867328-B21 High Performance Ethernet Adapter | AJ763BR High-Speed Ethernet Adapter | 870825-B21 High-Speed Network Adapter | 665243-B21 High Performance 10Gbps Ethernet Adapter | 764303-B21 10Gbps Ethernet Network Adapter |
| Height | 0.5 inches | 1.2 inches | 0.5 inches | 1.0 in | N/A |
| Width | 3.4 inches | 2.0 inches | 4 inches | 4.5 in | N/A |
| Depth | 1.2 inches | 0.5 inches | 6 inches | 0.5 in | N/A |
| Weight | 0.3 lbs | 0.8 lbs | 1.2 lbs | 0.4 lbs | N/A |
Reviews & Ratings
B
Bilal Yousaf
5
Perfect for modern data center needs.
A
Alex Turner
5
No packet loss experienced.
K
Kamran Malik
5
OEM quality and easy setup.
H
Henrik Lund
5
Reliable high-speed networking.
Questions & Answers
What is the HPE Eth 10/25Gb 2p 621SFP28 Adapter (SKU: 867328-B21)?
The HPE Eth 10/25Gb 2-port 621SFP28 Adapter (867328-B21) is a high-performance network interface card that delivers scalable 10/25Gb Ethernet connectivity for HPE ProLiant and Synergy servers.
Which network speeds does the 867328-B21 adapter support?
This adapter supports flexible 10Gb and 25Gb Ethernet link speeds, enabling seamless performance upgrades without replacing existing cabling.
How many ports and what type does the adapter include?
The 867328-B21 features two SFP28 ports, compatible with a wide range of 10Gb and 25Gb optical transceivers and DAC cables.
What servers are compatible with the HPE Eth 10/25Gb 2p 621SFP28 Adapter?
This adapter is certified for HPE ProLiant DL/ML Gen10 and Gen10 Plus servers, as well as HPE Synergy compute modules.