SUPERMICRO AOC-MGP-I2M Dual Port Gigabit Ethernet Module

( Brand: Supermicro ), ( Manufacturer Part Number: AOC-MGP-I2M ), ( Part Type: Module Pull ), ( Unit Type: Unit ), ( Network Ports: Ethernet ), ( Compatible Port: Pci ), ( Product Line: Supermicro Aoc-mgp-i2m )

Review SUPERMICRO Grade Pull Dual Port Gigabit Ethernet Module

The **Supermicro AOC-MGP-I2M** is a high-performance, dual-port Gigabit Ethernet adapter designed to deliver reliable, low-latency connectivity for enterprise-grade servers and storage systems. Engineered with precision for demanding workloads, this PCIe-based module leverages Intel s advanced Ethernet technology to ensure seamless data transfer speeds of up to 1 Gbps per port, making it an ideal solution for networking-intensive applications such as virtualization, cloud computing, and high-speed data processing. Built with a robust **Intel I210 Gigabit Ethernet Controller**, the AOC-MGP-I2M combines industry-leading performance with energy efficiency, minimizing power consumption while maintaining peak throughput and minimal packet loss. Its compact, low-profile design ensures compatibility with a wide range of Supermicro and third-party server platforms, including rack-mounted and blade systems, without compromising on performance or flexibility.

The module features **dual independent ports**, allowing for redundant network configurations that enhance uptime and fault tolerance, which is critical for mission-critical environments. Each port supports **Full-Duplex communication**, enabling simultaneous data transmission and reception for optimal efficiency, while **Auto-MDI/MDIX** functionality simplifies cabling setups by automatically detecting and adjusting for straight-through or crossover Ethernet connections. Additionally, the AOC-MGP-I2M incorporates **Intel s Virtualization Technology (VT-d)**, which enhances I/O virtualization by isolating network traffic between virtual machines, reducing overhead and improving overall system performance in virtualized server environments. This makes it a versatile choice for data centers deploying hypervisors like VMware ESXi, Microsoft Hyper-V, or KVM.

Security and reliability are prioritized with features such as **Intel s Advanced Network Security (ANS)**, which includes support for **IEEE 802.1X authentication**, ensuring only authorized devices can access the network. The module also supports **Jumbo Frames** (up to 9 KB), which is beneficial for high-bandwidth applications like video streaming, large file transfers, and database operations where standard Ethernet packet sizes may not suffice. With **low-latency processing** and **hardware-based checksum offloading**, the AOC-MGP-I2M reduces CPU load, allowing the host system to focus on core processing tasks rather than network overhead. This makes it particularly well-suited for high-frequency trading systems, real-time analytics, and other latency-sensitive applications where every millisecond counts.

Physically, the AOC-MGP-I2M is housed in a **low-profile PCIe x1 form factor**, making it compatible with a broad spectrum of server chassis while maintaining a sleek, space-efficient footprint. The module is built to meet rigorous industry standards, including **CE, FCC, and RoHS compliance**, ensuring it operates reliably in diverse environmental conditions. Supermicro s commitment to quality is further evident in the module s **long-term availability**, backed by the manufacturer s reputation for durability and technical support, providing IT administrators with confidence in its reliability over extended deployment periods. Whether deployed in a high-density data center, a scalable cloud infrastructure, or a high-performance computing cluster, the AOC-MGP-I2M delivers a balance of speed, flexibility, and reliability that meets the evolving demands of modern networking requirements.

The **Supermicro AOC-MGP-I2M** is a dual-port Intel Gigabit Ethernet (GbE) adapter designed for use in Supermicro server motherboards, particularly those with MGP (Multi-Gigabit Port) support. Below is a detailed breakdown of its pros and cons, followed by a conclusion and recommendation.

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### **Pros of the Supermicro AOC-MGP-I2M**

1. **Dual-Port Design**

The module provides two independent Gigabit Ethernet ports, which is useful for redundancy, load balancing, or connecting to separate networks (e.g., management and data traffic). This is particularly valuable in enterprise or high-availability environments where uptime is critical.

2. **Low Profile and Compact Form Factor**

The card is designed to fit into the MGP slots on Supermicro motherboards, which are typically found in compact or space-constrained systems. This avoids the need for full-height PCIe slots, making it ideal for small form factor (SFF) servers or blade systems.

3. **Intel Ethernet Controller**

The module uses Intel s Ethernet controller, which is known for reliability, low latency, and robust driver support. Intel s controllers are widely used in enterprise and data center environments, ensuring compatibility with most network operating systems (Windows, Linux, VMware, etc.).

4. **Energy Efficiency**

Gigabit Ethernet is power-efficient compared to faster interfaces like 10G or 25G, making it suitable for systems where power consumption is a concern. The Intel i210 chipset (used in this module) is designed for low power draw.

5. **Management and Monitoring Features**

- **Wake-on-LAN (WoL)**: Useful for remote server management.

- **Energy Efficient Ethernet (EEE)**: Reduces power consumption when the link is idle.

- **Virtualization Support**: Works well with virtualized environments (e.g., VMware, KVM, Hyper-V) due to Intel s robust virtualization extensions.

- **Team/Link Aggregation**: Can be bonded with another port for increased throughput or redundancy (depending on the motherboard and OS support).

6. **Compatibility with Supermicro MGP Slots**

The card is specifically designed for Supermicro s MGP (Multi-Gigabit Port) slots, which are often found on their motherboards (e.g., X11SPA, X11SSL, X12SPA, etc.). This ensures a seamless fit and optimal performance without requiring additional power connectors.

7. **Cost-Effective for Gigabit Needs**

For environments where Gigabit Ethernet is sufficient (e.g., legacy systems, small offices, or non-critical workloads), this card offers a cost-effective solution. It avoids the higher cost of 10G or 25G adapters while still providing dual redundancy.

8. **Driver and Firmware Support**

Intel provides extensive driver and firmware support for its Ethernet controllers, reducing the risk of compatibility issues. The card is likely to receive updates for years, ensuring long-term reliability.

9. **No Additional Power Connector Required**

Unlike some PCIe cards, the AOC-MGP-I2M does not require an external power connector, as it draws power from the PCIe slot. This simplifies installation and reduces potential points of failure.

10. **Useful for Legacy or Mixed Environments**

If your network still relies heavily on Gigabit Ethernet or you need to connect to older devices, this card is a practical choice. It can also serve as a backup or secondary interface alongside faster interfaces (e.g., 10G or 25G) in a hybrid setup.

---

### **Cons of the Supermicro AOC-MGP-I2M**

1. **Limited to Gigabit Speeds**

The most significant drawback is that the card only supports Gigabit Ethernet (1 Gbps), which may be insufficient for modern high-throughput workloads such as:

- Large-scale virtualization (e.g., many VMs with high network I/O).

- Database or storage-heavy applications (e.g., SQL Server, NAS, or SAN environments).

- High-performance computing (HPC) or data analytics workloads.

If your needs exceed 1 Gbps per port, you may need to invest in faster interfaces (e.g., 10G or 25G) for better performance.

2. **No Multi-Gigabit Support**

The "MGP" in the model name suggests Multi-Gigabit Port, but the AOC-MGP-I2M specifically supports only Gigabit speeds (not 2.5G, 5G, or 10G). If you re looking for a card that can scale to higher speeds in the future, this may not be the right choice. Supermicro offers other MGP cards (e.g., AOC-MGP22E for 2.5G/5G/10G) that might be more future-proof.

3. **No SFP or Direct Attach Copper (DAC) Options**

The card uses RJ45 connectors only, which limits flexibility in cabling options. If you need fiber connectivity (e.g., for long distances or data center environments), you would require additional SFP modules, which are not included.

4. **Potential Bottleneck in Modern Systems**

In servers with high-speed CPUs, NVMe SSDs, or multi-core processors, the Gigabit Ethernet interface can become a bottleneck, limiting overall system throughput. For example, a server with 10G NICs and Gigabit Ethernet adapters may not fully utilize the faster interfaces when connected to Gigabit switches.

5. **Limited to Supermicro MGP Slots**

While this is also a pro, it s worth noting that the card is not compatible with standard PCIe slots. If your motherboard lacks MGP slots, you cannot use this card, and you d need to opt for a full-height PCIe adapter instead.

6. **No Advanced Features of Higher-Speed NICs**

- **RDMA (Remote Direct Memory Access)**: Useful for high-performance computing and storage protocols like iWARP or RoCE.

- **Advanced Traffic Management**: Features like VLAN tagging, QoS, or SR-IOV (Single Root I/O Virtualization) are more robust on higher-speed NICs.

- **Lower Latency**: Higher-speed interfaces often have lower latency due to more advanced hardware acceleration.

7. **Potential Driver Compatibility Issues**

While Intel drivers are generally reliable, there may be rare cases where specific OS versions or configurations cause compatibility issues. This is less likely than with third-party or less common NICs, but it s still a possibility.

8. **No Built-in PHY (Physical Layer) for Some Use Cases**

The Intel i210 chipset includes the PHY, but in some configurations (e.g., when used with certain Supermicro motherboards), you might need to ensure the PHY is properly initialized. However, this is uncommon and usually not an issue for most users.

---

### **Conclusion**

The **Supermicro AOC-MGP-I2M** is a solid choice for environments where **dual Gigabit Ethernet redundancy, low power consumption, and compatibility with Supermicro MGP slots** are prioritized. It is well-suited for:

- Small to medium businesses with Gigabit network needs.

- Legacy systems or environments where higher speeds are unnecessary.

- Supermicro servers where space is limited (e.g., SFF or blade systems).

- Non-critical or management interfaces (e.g., iDRAC, IPMI, or secondary network connections).

However, if your workloads require **higher throughput (10G or 25G), advanced features like RDMA or SR-IOV, or future-proofing for multi-gigabit speeds**, this card may not meet your needs. In such cases, you would be better off investing in a **10G or 25G Ethernet adapter** (e.g., Supermicro AOC-USA-2D4 or AOC-USA-2D4T).

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### **Recommendation**

- You need **two Gigabit Ethernet ports** for redundancy or load balancing in a Supermicro server with MGP slots.

- Your network infrastructure is **Gigabit-based**, and you don t require faster speeds.

- You prioritize **low power consumption** and a **compact form factor**.

- You re using the card for **management, legacy systems, or non-critical traffic**.

- You need **10G, 25G, or higher speeds** for your workloads.

- You require **fiber connectivity (SFP )** or **direct attach copper (DAC)** options.

- Your server lacks **MGP slots**, and you need a standard PCIe adapter.

- You need **advanced features** like RDMA, SR-IOV, or low-latency performance.

- For **10G/25G needs**: Supermicro AOC-USA-2D4 (10G) or AOC-USA-2D4T (25G).

- For **multi-gigabit flexibility**: Supermicro AOC-MGP22E (2.5G/5G

Details:

May show minor cosmetic wear from normal use. Specifications: model: Supermicro AOC-MGP-i2MDevice Type: Dual Port Gigabit Ethernet Module Interface: Proprietary Management/Network Expansion Module Ports: 2x RJ45 Ports Network Speed: 10/100/1000MbpsController: Intel Controller LAN Support: LAN Connectivity Compatibility: Select Server Motherboards Systems Form Factor: Internal Module. Warranty Shipping:30-Day Warranty Free USPS Shipping within the USA Secure packaging for safe delivery. Package Includes: 1x Supermicro AOC-MGP-i2M Dual Port Gigabit Ethernet Module.

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• brand: Supermicro
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