Specifications

Intel Desktop Board D955XBK Technical Product Specification
14
1.1.4 Block Diagram
Figure 2 is a block diagram of the major functional areas of the board.
Intel 955X Chipset
Intel 82801GR
I/O Controller Hub
(ICH7-R)
Intel 82955X
Memory Controller
Hub (MCH)
Firmware
Hub (FWH)
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
LPC Bus
Hardware Monitoring
and Fan Control ASIC
OM17557
Audio
Codec
Line Out/Retasking Jack
CD-ROM (Optional)
PCI Express
x16 Interface
PCI Express
x16
Connector
PCI Bus
SMBus
High Definition Audio Link
USB
Dual-Channel
Memory Bus
SMBus
PCI Slot 1
PCI Slot 2
PCI Slot 3
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
DMI Interconnect
PCI
Bus
TPM Component
(Optional)
LPC Bus
PCI Express x1 Slot
Secondary PCI
Express x16/x4 Slot
LAN
Connector
Gigabit Ethernet
Controller
PCI Express Interface
SPI Flash
Device
-- or --
SMBus
SMBus
SATA RAID
Connectors (4)
(Optional)
PCI
Bus
Discrete SATA RAID
Controller
(Optional)
IEEE-1394a/b Connectors
(Optional)
IEEE-1394a/b
Controller
(Optional)
Figure 2. Block Diagram