HPEP21933-B21

10Gb 2-Port SFP NetworkGigabit Ethernet Adapter

The HPEP21933-B21 Ethernet 10Gb 2-Port SFP Network Adapter is designed to deliver exceptional network performance,scalability, and efficiency for modern enterprise infrastructures. With dual 10 Gigabit Ethernet SFP+ ports, it ensures rapid data transfer, reduced latency, and reliable connectivity for demanding workloads, including virtualization, cloud computing, and large-scale data processing.

Features

Engineered for high-performance networking, the HPEP21933-B21 supports PCI Express 3.0 for maximum throughput and minimal CPU overhead. Its advanced offload capabilities, including TCP, UDP, and IPv4/IPv6 checksum offloads, help optimize server performance while freeing CPU resources for critical applications.The adapter is ideal for environments requiring high bandwidth and low latency, such as storage networks, high-performance computing (HPC), and clustered database systems. With support for VLAN tagging, link aggregation, and network virtualization, it provides the flexibility needed for dynamic data center environments.

Advanced Options

The-B21 is built for mission-critical workloads, offering consistent throughput and high availability. Its robust design ensures reliable operation in data-intensive applications, while HPE's rigorous testing and validation guarantee seamless compatibility with HPEProLiant servers.

Product Key Features

• • Dual 10GbE SFP+ ports for high-speed networking

  • PCIe 3.0 interface for maximum bandwidth

  • Advanced offload technologies for reduced CPU usage

  • VLAN tagging and link aggregation support

  • Optimized for virtualized and cloud environments

  • Energy-efficient design with low power consumption

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Reliability & Performance

With hardware-assisted virtualization and network security features, including secure boot and firmware validation, this adapter ensures both performance and protection for enterprise systems.

Key Features :

• 2 × 10GbE SFP+ ports

• PCI Express 3.0 x8 host interface

• Jumbo frame support (up to 9.6 KB)

• TCP/UDP/IP checksum offload

• Energy-efficient Ethernet (EEE) compliance

• HPEserver compatibility and optimization

Specification	Details
Model Number	P21933-B21
Product Type	Gigabit Ethernet AdapterNetwork
Port Count	2 × 10GbE SFP+
Data Rate	10 Gbps per port
Host Interface	PCI Express 3.0 x8
Form Factor	Low-Profile, Plug-in Card
Jumbo Frame Support	Up to 9.6 KB
Offload Features	TSO, LRO, RSS, MSI-X
Supported Cables	Fiber optic or DAC cables
Dimensions	Approx. 6.6 in × 2.7 in
Power Consumption	~5.8W
Weight	~0.2 kg