X8DA3/X8DAi User’s Manual

will enhance overall system performance by providing direct cache access for data transferring. The options are Enabled and Disabled.

NUMA Support

Select Enabled to use the feature of Non-Uniform Memory Access to improve CPU performance. The options are Enabled and Disabled.

Intel VT-d

Select Enabled to enable Intel's Virtualization Technology support for Direct I/O VT-d by reporting the I/O device assignments to VMM through the DMAR ACPI Tables. This feature offers fully-protected I/O resource-sharing across the Intel platforms, providing the user with greater reliability, security and availability in networking and data-sharing. The settings are Enabled and Disabled.

XSouthBridge Configuration

This feature allows the user to configure the settings for the Intel ICH South Bridge chipset.

USB Functions

This feature allows the user to decide the number of onboard USB ports to be en- abled. The Options are: Disabled, 2 USB ports, 4 USB ports, 6 USB ports, 8 Ports, 10 Ports and 12 USB ports.

Legacy USB Support

Select Enabled to use Legacy USB devices. If this item is set to Auto, Legacy USB support will be automatically enabled if a legacy USB device is installed on the motherboard, and vise versa. The settings are Disabled, and Enabled.

USB 2.0 Controller

Select Enabled to activate the onboard USB 2.0 controller. The options are Enabled and Disabled. (The manufacturer's default setting is Enabled. This setting cannot be changed by the user.)

USB 2.0 Controller Mode

This setting allows you to select the USB 2.0 Controller mode. The options are Hi-Speed (480 Mbps) and Full Speed (12 Mbps).

BIOS EHCI Hand-Off

Select Enabled to enable BIOS Enhanced Host Controller Interface support to provide a workaround solution for an operating system that does not have EHCI Hand-Off support. When enabled, the EHCI Interface will be changed from the BIOS- controlled to the OS-controlled. The options are Disabled and Enabled.

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SUPER MICRO Computer X8DA3 user manual XSouthBridge Configuration

X8DA3 specifications

Super Micro Computer, also known as Supermicro, is a prominent player in the world of computing hardware, particularly known for its high-performance server solutions. One of their noteworthy offerings is the X8DA3 motherboard, which is designed for dual-processor systems and caters to various applications, including data centers, cloud computing, and enterprise-level operations.

The Supermicro X8DA3 motherboard supports Intel's Nehalem and Westmere architectures, accommodating two LGA 1366 sockets for Intel Xeon processors. This setup allows for impressive computational power and scalability. The motherboard can support up to 192GB of DDR3 RAM across six DIMM slots, enabling high memory bandwidth essential for memory-intensive applications.

One of the standout features of the X8DA3 is its robust I/O options. It comes equipped with six SATA II ports and two SAS ports, allowing for flexible storage configurations. Additionally, the board supports a range of RAID levels, including 0, 1, 5, and 10, providing data redundancy and performance optimization. For enhanced connectivity, the motherboard includes dual Gigabit Ethernet ports, ensuring reliable networking capabilities which are crucial for server environments.

In terms of expandability, the X8DA3 features multiple PCIe slots, providing users with the ability to add various expansion cards such as graphics cards, network cards, or additional storage controllers. This flexibility allows companies to tailor their server setups according to specific needs.

Power management is another critical aspect of the X8DA3. It supports ATX power supplies and features advanced power-saving technologies that help in reducing overall energy consumption. This ecological consideration is particularly important for organizations looking to minimize their carbon footprint while maintaining optimal performance.

For thermal management, Supermicro incorporates a design that allows for efficient airflow and cooling, which is crucial for maintaining system stability during intensive workloads. The motherboard is also equipped with multiple temperature sensors that provide real-time monitoring, ensuring components operate within safe thermal levels.

Overall, the Super Micro Computer X8DA3 motherboard is a reliable and high-performance choice for businesses requiring a versatile and powerful computing platform. Its support for dual processors, extensive memory options, advanced storage capabilities, and solid expandability make it an attractive option for enterprise applications in today’s computationally demanding environments.