Intel DX79TO - Table of Contents

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vii

Contents

1 Product Description

1.1 Overview ......................................................................................... 11

1.1.1 Feature Summary ................................................................. 11

1.1.2 Board Layout ........................................................................ 13

1.1.3 Block Diagram ...................................................................... 15

1.2 Legacy Considerations ....................................................................... 16

1.3 Online Support ................................................................................. 16

1.4 Processor ........................................................................................ 16

1.4.1 PCI Express x16 Graphics ....................................................... 17

1.5 System Memory ............................................................................... 17

1.5.1 Memory Configurations .......................................................... 19

1.6 Intel

X79 Express Chipset ................................................................ 21

1.6.1 USB ..................................................................................... 21

1.6.2 SATA Interfaces .................................................................... 21

1.7 Real-Time Clock Subsystem ............................................................... 23

1.8 Legacy I/O Controller ........................................................................ 23

1.8.1 Consumer Infrared (CIR) ........................................................ 23

1.9 Audio Subsystem .............................................................................. 24

1.9.1 Audio Subsystem Software ..................................................... 24

1.9.2 Audio Subsystem Components ................................................ 24

1.10 LAN Subsystem ................................................................................ 26

1.10.1 Intel

82579L Gigabit Ethernet Controller ................................. 26

1.10.2 LAN Subsystem Software ....................................................... 27

1.10.3 RJ-45 LAN Connector with Integrated LEDs .............................. 27

1.11 Hardware Management Subsystem ..................................................... 28

1.11.1 Hardware Monitoring and Fan Control ...................................... 28

1.11.2 Fan Monitoring ...................................................................... 28

1.11.3 Chassis Intrusion and Detection .............................................. 28

1.11.4 Thermal Monitoring ............................................................... 29

1.12 Power Management .......................................................................... 30

1.12.1 ACPI .................................................................................... 30

1.12.2 Hardware Support ................................................................. 33

1.13 Board Status LEDs ............................................................................ 37

1.14 Onboard Power and Reset Buttons ...................................................... 39

1.15 Trusted Platform Module (TPM) .......................................................... 40

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