AOC-MH25G-M2S2T Supermicro 2-Port 25GB+ 10GB X550 SIOM Adapter

Supermicro AOC-MH25G-M2S2T Dual-Port 25GB + 10GB X550 Super I/O Module (SIOM) Network Adapter Overview

The Supermicro AOC-MH25G-M2S2T is a high-performance, dual-port Ethernet network adapter designed for enterprise and data center environments that demand scalable bandwidth, low latency, and robust virtualization support. Featuring a unique Super I/O Module (SIOM) form factor, this adapter integrates two ports of 25 Gigabit Ethernet and 10 Gigabit Ethernet speeds, offering flexible deployment options within modern rackmount server infrastructures.

Key Features and Benefits

Dual-Port High-Speed Connectivity

The Supermicro AOC-MH25G-M2S2T provides dual-port connectivity, with each port supporting either 25GbE or 10GbE speeds, enabling data centers to scale their network infrastructure based on workload and traffic requirements. By supporting higher throughput and efficient bandwidth management, it ensures faster data transfers, reduced bottlenecks, and improved overall network performance.

Optimized Super I/O Module (SIOM) Form Factor

This network adapter utilizes the SIOM form factor, which is proprietary to Supermicro systems and offers hot-swappable capabilities. The SIOM slot allows the adapter to be installed directly into compatible Supermicro motherboards and chassis, enhancing flexibility and simplifying network upgrades without significant downtime or complex configurations.

Intel X550 Controller Integration

Powered by the Intel X550 Ethernet controller, the AOC-MH25G-M2S2T delivers advanced networking capabilities including support for SR-IOV (Single Root I/O Virtualization), VLAN tagging, and advanced packet filtering. This controller ensures reliable, low-latency connections suitable for demanding virtualized environments and enterprise applications.

Performance Advantages for Enterprise Applications

High Throughput and Low Latency

The dual-port configuration, coupled with 25G and 10G capabilities, makes this adapter ideal for applications requiring high data throughput and low latency, such as cloud computing, big data analytics, virtualized data centers, and high-performance computing (HPC) environments. The adapter's ability to handle large data sets quickly improves service delivery and system responsiveness.

Energy Efficiency and Cost Savings

The Supermicro AOC-MH25G-M2S2T is designed with power-efficient Ethernet (EEE) support, reducing energy consumption during low network activity periods. This functionality helps data centers manage operational costs without compromising network availability or performance.

Advanced Virtualization Support

By supporting SR-IOV and other advanced virtualization technologies, this adapter allows multiple virtual machines (VMs) to share physical network resources efficiently. Enhanced isolation and traffic management features reduce overhead, optimize performance, and increase resource utilization within virtualized infrastructures.

Use Cases and Deployment Scenarios

Cloud Data Centers

Modern cloud data centers benefit significantly from the scalable performance and high availability offered by the AOC-MH25G-M2S2T. Its dual-port configuration supports redundant networking, ensuring minimal downtime and continuous service availability for mission-critical applications.

High-Performance Computing (HPC)

For compute-intensive environments such as scientific simulations, financial modeling, and research labs, this adapter’s high-speed connectivity ensures efficient data exchange between nodes, reducing job completion times and enhancing productivity.

Enterprise Virtualization

In virtualized enterprise infrastructures, this SIOM adapter provides advanced virtualization features like VLAN tagging and SR-IOV, enabling seamless network segmentation and optimized virtual machine management.

Compatibility and Supported Systems

Supermicro Chassis and Motherboards

The AOC-MH25G-M2S2T is designed specifically for compatibility with a wide range of Supermicro chassis and motherboards that feature the SIOM slot. This includes popular server lines such as the Supermicro SuperServer and FatTwin series, ensuring easy integration and optimal performance in Supermicro-based deployments.

Operating System Support

With broad driver support, the adapter is compatible with major operating systems including Microsoft Windows Server, Linux distributions, and VMware ESXi. This ensures flexible deployment in heterogeneous data center environments.

The Supermicro SIOM Network Adapters

Hot-Swappable and Flexible

The SIOM form factor is engineered for hot-swappability, allowing network adapters to be installed or replaced without system shutdown. This modular approach to server networking ensures minimal disruption and increased operational uptime.

Reduced Network Complexity

Using SIOM modules like the AOC-MH25G-M2S2T minimizes cabling and port clutter within server racks, resulting in cleaner setups and easier maintenance. The modular design also simplifies network upgrades and expansions, accommodating evolving enterprise network demands.

Vendor-Optimized Performance

As a Supermicro-branded component, this adapter is optimized for Supermicro hardware platforms, delivering reliable compatibility, enhanced manageability, and robust support within Supermicro-centric data center architectures.

Networking Standards and Compliance

IEEE Compliance

The AOC-MH25G-M2S2T adheres to industry networking standards including IEEE 802.3by, 802.3ae, and 802.3az. This ensures interoperability with other standards-based networking equipment and simplifies integration within existing infrastructures.

RoHS and Environmental Compliance

This network adapter complies with RoHS environmental directives, reducing hazardous material usage in manufacturing and promoting eco-friendly data center practices.

Accessories and Optional Components

Compatible Transceivers

The Supermicro AOC-MH25G-M2S2T is compatible with a wide range of SFP28 and SFP+ transceivers and direct attach cables (DACs), providing flexible connectivity options for different network architectures and topologies.

Cable Management Solutions

Supermicro offers optional high-quality DAC cables and fiber optic transceivers tailored for use with the AOC-MH25G-M2S2T, ensuring reliable signal integrity and simplified cabling in dense data center environments.

Maintenance and Support

Firmware Updates

Supermicro regularly releases firmware updates for its networking adapters, addressing security vulnerabilities, compatibility improvements, and feature enhancements. Customers are encouraged to keep their devices up-to-date to maintain optimal performance and security.

Technical Support Services

Supermicro provides comprehensive technical support services, including detailed product documentation, firmware downloads, and direct customer support channels to assist with troubleshooting and deployment planning.