Intel S975XBX2 - Workstation Board Motherboard, Specification, Page: 5 / 102

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Contents
1 Product Description
1.1 Overview........................................................................................ 12
1.1.1 Feature Summary ................................................................ 12
1.1.2 Manufacturing Options .......................................................... 13
1.1.3 Board Layout ....................................................................... 14
1.1.4 Block Diagram ..................................................................... 16
1.2 Online Support................................................................................ 17
1.3 Processor ....................................................................................... 17
1.4 System Memory .............................................................................. 18
1.4.1 Memory Configurations ......................................................... 20
1.5 Intel
®
975X Chipset ......................................................................... 24
1.5.1 USB ................................................................................... 24
1.5.2 IDE Support ........................................................................ 25
1.5.3 Real-Time Clock, CMOS SRAM, and Battery .............................. 26
1.6 Discrete Serial ATA Interface............................................................. 27
1.6.1 Serial ATA Controller............................................................. 27
1.6.2 External Serial ATA Support ................................................... 27
1.7 PCI Express Connectors.................................................................... 28
1.8 IEEE-1394a Connectors.................................................................... 29
1.9 Legacy I/O Controller ....................................................................... 29
1.9.1 Serial Port ........................................................................... 29
1.9.2 Parallel Port......................................................................... 30
1.9.3 Diskette Drive Controller ....................................................... 30
1.9.4 Keyboard and Mouse Interface ............................................... 30
1.10 Audio Subsystem............................................................................. 31
1.10.1 Audio Subsystem Software .................................................... 31
1.10.2 Audio Connectors ................................................................. 31
1.10.3 6-Channel (5.1) Audio Subsystem........................................... 32
1.11 LAN Subsystem............................................................................... 33
1.11.1 Intel
®
82573E Gigabit Ethernet Controller ................................ 33
1.11.2 RJ-45 LAN Connector with Integrated LEDs .............................. 33
1.11.3 Alert Standard Format (ASF) Support ...................................... 34
1.11.4 Intel
®
Active Management Technology..................................... 34
1.11.5 LAN Subsystem Software....................................................... 36
1.12 Hardware Management Subsystem .................................................... 36
1.12.1 Hardware Monitoring and Fan Control ASIC .............................. 36
1.12.2 Thermal Monitoring .............................................................. 37
1.12.3 Fan Monitoring..................................................................... 38
1.12.4 Chassis Intrusion and Detection.............................................. 38