Intel S975XBX2 Product Specification - Page 16

Block Diagram - board

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Intel Workstation Board S975XBX2 Technical Product Specification 1.1.4 Block Diagram Figure 2 is a block diagram of the major functional areas of the board. PCI Express x16 (Electrical x4) Slot Parallel ATA IDE Connector PCI Express Interface SMBus Parallel ATA IDE Interface Gigabit Ethernet Controller LAN Connector USB Back Panel/Front Panel USB Ports LGA775 Processor Socket System Bus (1066/800 MHz) Primary PCI Express x16 Connector SMBus Secondary PCI Express x16 Connector Intel 975X Chipset PCI Express X16 Interface Intel 82975X Memory Controller Hub (MCH) LPC Bus I/O Controller Serial Port Parallel Port PS/2 Mouse PS/2 Keyboard Diskette Drive Connector Intel 82801GR/ 82801GH I/O Controller Hub (ICH7-R/ICH7-DH) Serial Peripheral Interface (SPI) Flash Device DMI Interconnect High Definition Audio Link LPC Bus Channel A DIMMs (2) Dual-Channel Memory Bus SMBus Channel B DIMMs (2) IEEE-1394a Connectors (Optional) IEEE-1394a Controller (Optional) PCI Bus SATA RAID Connectors (4) (Optional) PCI Slot 1 PCI Slot 2 Discrete SATA RAID Controller (Optional) PCI Bus PCI Bus SMBus Hardware Monitoring and Fan Control ASIC LPC Bus SATA IDE Interface TPM Component (Optional) SATA IDE Connectors (4) Front Panel Mic In Front Panel Line Out Audio Codec Mic In/Retasking Jack Line In/Retasking Jack Line Out/Retasking Jack CD-ROM (Optional) S/PDIF Center and LFE/Retasking Jack Surround Left-Right/Retasking Jack Figure 2. Block Diagram OM18546 16

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Intel Workstation Board S975XBX2 Technical Product Specification
16
1.1.4
Block Diagram
Figure 2 is a block diagram of the major functional areas of the board.
Intel 975X Chipset
Intel 82801GR/
82801GH
I/O Controller Hub
(ICH7-R/ICH7-DH)
Intel 82975X
Memory Controller
Hub (MCH)
System Bus
(1066/800 MHz)
LGA775
Processor
Socket
Parallel ATA
IDE Connector
Diskette Drive
Connector
LPC Bus
I/O
Controller
PS/2 Keyboard
PS/2 Mouse
Parallel Port
Serial Port
Parallel ATA
IDE Interface
Hardware Monitoring
and Fan Control ASIC
OM18546
Audio
Codec
Line Out/Retasking Jack
CD-ROM (Optional)
Primary
PCI Express
x16 Connector
PCI Bus
SMBus
High Definition Audio Link
USB
Dual-Channel
Memory Bus
SMBus
PCI Slot 1
PCI Slot 2
Mic In/Retasking Jack
Line In/Retasking Jack
S/PDIF
SATA IDE
Connectors (4)
SATA IDE
Interface
Channel A
DIMMs (2)
Channel B
DIMMs (2)
Back Panel/Front Panel
USB Ports
Surround Left-Right/Retasking Jack
Center and LFE/Retasking Jack
Front Panel Mic In
Front Panel Line Out
PCI
Bus
TPM Component
(Optional)
LPC Bus
PCI Express x16
(Electrical x4) Slot
LAN
Connector
Gigabit Ethernet
Controller
Serial Peripheral
Interface (SPI)
Flash
Device
SMBus
SATA RAID
Connectors (4)
(Optional)
PCI
Bus
Discrete SATA RAID
Controller
(Optional)
IEEE-1394a Connectors
(Optional)
IEEE-1394a
Controller
(Optional)
LPC
Bus
PCI Express Interface
Secondary
PCI Express
x16 Connector
DMI Interconnect
PCI Express
X16 Interface
SMBus
Figure 2.
Block Diagram