HPE Mellanox MCX623106AS-CDAT Ethernet 100Gb 2-port QSFP56 Adapter

Overview

The HPE P25960-B21 is a dual-port 100Gb Ethernet network adapter designed to deliver high-speed connectivity for demanding server environments. It uses a PCIe Gen4 x16 interface to provide the bandwidth necessary for intensive workloads such as virtualization, cloud computing, and large-scale data transfers. With a power consumption of just 13 watts, this adapter balances performance and efficiency while fitting into a standard stand-up form factor compatible with HPE Gen10 Plus servers.

Engineered to reduce latency and improve throughput, it supports advanced networking features like RDMA, RoCE v2, and SR-IOV, making it a strong choice for data centers and enterprise IT setups that require reliable and scalable network solutions.

Key features

• Two 100Gb Ethernet QSFP56 ports provide high-speed data transfer and flexible connectivity options.
• PCIe Gen4 x16 interface ensures ample bandwidth for data-intensive applications and reduces bottlenecks.
• Support for RDMA and RoCE v2 lowers CPU overhead and network latency, enhancing overall system performance.
• SR-IOV capability allows efficient virtualization by enabling multiple virtual machines to share a single physical network adapter.
• Compatibility with IPv4, IPv6, and iSCSI protocols ensures seamless integration into diverse network environments.
• Network offload features like VXLAN, NVGRE, and tunnel offload improve network efficiency and reduce processing load on the host system.
• Designed specifically for HPE Gen10 Plus servers, simplifying installation and ensuring reliable operation.

Key specs

• Network ports: 2 x 100Gb Ethernet QSFP56
• Interface: PCIe Gen4 x16
• Power consumption: 13 watts
• Supported protocols: IPv4, IPv6, iSCSI
• Advanced features: RDMA, RoCE v2, SR-IOV
• Network offload: VXLAN, NVGRE, tunnel offload
• Form factor: Standard stand-up plug-in card
• Compatible servers: HPE Gen10 Plus

Connectivity and compatibility

This adapter connects via a PCIe Gen4 x16 slot, providing a direct high-speed link to the server’s motherboard. The two QSFP56 ports support 100Gb Ethernet connections, which are widely used in modern data centers for their speed and reliability. Its support for multiple network protocols and virtualization features makes it adaptable to complex IT infrastructures, including cloud environments and virtualized workloads.

Compatibility with HPE Gen10 Plus servers ensures that the card integrates smoothly with existing hardware, reducing setup time and potential compatibility issues.

Ideal uses and environments

The HPE P25960-B21 is well suited to enterprise data centers, cloud service providers, and IT professionals managing virtualized environments. It excels in scenarios requiring high throughput and low latency, such as large-scale data processing, storage networking, and real-time applications. Its efficient power consumption and advanced offload capabilities make it a practical choice for organizations aiming to optimize network performance without increasing operational costs.