X8DA3/X8DAi User's Manual

Power SMB (I2C) Connector

Power System Management Bus (I2C) Connector (J6) monitors power supply, fan and system temperatures. See the table on the right for pin definitions.

SMB

A System Management Bus header is located at J5. Connect the appropriate cable here to use the SMB I2C con- nection on your system.

 

KB/Mouse

 

 

 

A

 

Fan5

Fan6

 

J6

 

 

 

JPW2

 

JPW3

USB0/1

USB2/3

 

P2 DIMM3A

 

 

 

P2 DIMM3B

 

 

 

 

 

 

 

 

 

 

P2 DIMM2A

 

 

COM1

 

 

P2 DIMM2B

 

 

 

 

P2 DIMM1A

 

CPU1

 

 

 

 

 

 

 

 

P2 DIMM1B

 

 

COM2

Fan8/CPU2 Fan

 

X8DA3/i

 

LAN2

 

 

 

LAN1

 

 

CPU2

P1 DIMM1B

 

 

 

 

 

P1 DIMM1A

 

AUDIO

 

 

 

P1 DIMM2B

 

 

 

 

P1 DIMM2A

 

 

 

 

 

P1 DIMM3B

 

 

 

 

 

P1 DIMM3A

PWR SMB

Pin Definitions

Pin# Definition

1Clock

2Data

3PWR Fail

4Ground

5+3.3V

SMB Header

Pin Definitions

Pin# Definition

1Data

2Ground

3Clock

4No Connection

A. PWR SMB

JPW1

 

 

B. SMB

 

Fan1

Fan7/CPU1

 

SP1

 

 

 

 

JOH1

JD1

 

LE1

Fan2

 

 

 

 

 

 

JF1

 

 

82573V

Slot6 PCI-E x16

 

 

 

 

 

 

 

 

LAN

 

 

 

 

 

 

 

 

 

 

CTRL

JPL1

1

JI2C3

 

 

 

 

 

 

 

 

JI2C4

 

 

 

 

Intel IOH-36D

 

 

Slot5 PCI 33MH

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

82573L

JPL2

 

 

 

 

 

 

(North Bridge)

 

LAN

Slot4 PCI 33MH

 

 

 

 

 

 

 

 

CTRL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

JI2C1

 

 

 

 

 

 

 

 

 

 

JI2C2

 

 

 

BIOS

 

 

 

LES2

LES1

 

Slot3 PCI-E X16

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1394_2 1394_1

JPI1

SPI

 

ICH10R

 

 

 

 

 

1394

JBT1

 

Intel

I-Button

1068E

JC2

Slot2 PCI-E X4

 

CTRL

 

 

South

 

SAS CTRL

 

 

 

 

 

 

T-SGPIO2 T-SGPIO1

 

 

 

 

 

 

Bridge

 

 

 

 

Battery

 

 

 

 

 

 

 

 

 

 

 

 

CD1

Slot1 PCI 33MH

 

 

 

 

 

I-SATA5 I-SATA3

I-SATA1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

USB6/7 USB4/5

USB9

USB8

 

 

 

Slot0 SIMLC

 

 

 

I-SATA4 I-SATA2

I-SATA0

JWD1JL1

 

 

 

JUSB3

JUSB2

 

 

 

 

 

 

 

 

 

 

Fan3

I/O

Floppy

B

S

 

 

 

J5

JFDD1

 

 

JSM2

SAS 4~7

 

JSM1

SAS 0~3

 

JWOL1

 

 

JPS1JPS2

Fan4

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SUPER MICRO Computer X8DA3 user manual Power SMB I2C Connector, SMB Header Pin Definitions

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.