Chapter 2: Installation

2-6 Connector Definitions

ATX Power 24-pin Connector

Pin Definitions (J1B1)

ATX Power Connector

The primary ATX power supply con- nector (J1B1) meets the SSI (Super- set ATX) 24-pin specification. Refer to the table on the right for the pin defini- tions of the ATX 24-pin power connec- tor. This connection supplies power to the chipset, fans and memory.

Note: You must also connect the 8-pin JPW1 and JPW2 power connectors to your power supply (see below).

Pin# Definition

13+3.3V

14-12V

15COM

16PS_ON

17COM

18COM

19COM

20Res (NC)

21+5V

22+5V

23+5V

24COM

Pin # Definition

1+3.3V

2+3.3V

3COM

4+5V

5COM

6+5V

7COM

8PWR_OK

95VSB

10+12V

11+12V

12+3.3V

Processor Power

Connectors

In addition to the primary ATX power connector (above), the 8-pin proces- sor power connectors at JPW1 and JPW2 must also be connected to your power supply. See the table on the right for pin definitions.

Processor Power

Connector 1

Pin Definitions (JPW1, JPW2)

Pins

 

Definition

1 through 4

 

Ground

 

5 through 8

 

+12V

 

 

 

 

Required Connections

NMI Button

The non-maskable interrupt button header is located on pins 19 and 20 of JF1. Refer to the table on the right for pin definitions.

Power LED

The Power LED connection is located on pins 15 and 16 of JF1. Refer to the table on the right for pin definitions.

NMI Button

Pin Definitions (JF1)

Pin# Definition

19Control

20Ground

Power LED

Pin Definitions (JF1)

Pin# Definition

15Vcc

16Control

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SUPER MICRO Computer H8QM3-2 Connector Definitions, ATX Power Connector, Processor Power Connectors, NMI Button, Power LED

H8QM3-2 specifications

The Super Micro Computer H8QM3-2 is a cutting-edge server motherboard designed to meet the demanding needs of high-performance computing applications. Built upon the AMD Opteron architecture, it is tailored for enterprises seeking robust server capabilities with exceptional performance, reliability, and scalability.

One of the standout features of the H8QM3-2 is its support for dual AMD Opteron 6100 series processors. This allows for an impressive processing power that can handle resource-intensive tasks and demanding workloads. With a maximum supported RAM of 512GB via 16 DIMM slots, this motherboard can efficiently manage large datasets and applications that require substantial memory.

The H8QM3-2 also boasts a versatile I/O capabilities. It includes multiple PCI-E 2.0 slots to accommodate a variety of expansion cards, ensuring that businesses can customize their servers to meet specific requirements. The motherboard features up to six SATA III ports for enhanced data transfer speeds and reliable connectivity. These ports support both RAID 0 and RAID 1 configurations, which provide options for data redundancy and enhanced performance.

In terms of network connectivity, the H8QM3-2 integrates dual 1GbE ports, allowing for efficient data transmission and reliable networking. This integration is vital for servers that rely on continuous uptime and need to manage extensive network traffic.

Another significant advantage of the H8QM3-2 is its energy efficiency. Supermicro's commitment to green computing is evident in this motherboard's design, which balances performance and power consumption. Organizations can benefit from reduced operational costs while still enjoying high-performance capabilities.

The H8QM3-2 is also designed with advanced thermal management technology. It features dedicated cooling zones and support for multiple fans to ensure that components remain at optimal temperatures, thus prolonging their lifespan and maintaining performance standards.

Security features are paramount in server technology, and the H8QM3-2 does not disappoint. Its support for hardware-based security features helps protect sensitive data and integrity against various threats.

In summary, the Super Micro Computer H8QM3-2 motherboard stands out in the realm of server solutions. With its support for dual AMD Opteron processors, extensive memory capacity, versatile I/O options, energy efficiency, and advanced thermal management, it is an excellent choice for businesses looking to upgrade their server infrastructure while maximizing performance and reliability.