Dell 3250 - Main Board

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Main Board
The main board supports the following features:
• Two Intel Itanium 2 processor sockets and power pod sites
• Eight 184-pin, DDR-SDRAM DIMM sockets
• SNC-M (Scalable Node Controller) of the E8870 chip set
• Four Memory Repeater Hubs – DDR (MRH-D) components of the E8870 chip set
• One P64H2 PCI-X bridge component (to drive SCSI controller and NIC)
• SCSI Ultra320 Controller
• Network Interface Controller (NIC) 10/100/1000 Ethernet controller that provides two LAN
ports
• One I/O Control Hub 4 (ICH4) component
 Four USB ports (two at the rear, two through the front panel)
 One IDE bus routed through the flex cable to the peripheral board supporting one ATA33
master device
• Low Pin Count (LPC) Super I/O* with one external serial port and an internal header for a
second port
• Integrated ATI* Rage* XL video controller and memory with two video ports – one at the rear
and one through the front panel
• 8-MB Flash using four Firmware Hub (FWH) components
• Two VHDM connectors for PCI riser board
• Two retention mechanisms for processors and power pods
• In-Target Probe (ITP) port
• 200-MHz Front Side Bus (FSB)
• Four 400-MHz Rambus channels for memory interface
• Core ratio programming via the SNC-M
• Server management logic support
• Joint Test Action Group (JTAG) / boundary scan support through ITP or external source
• Clock buffering
• Six I
2
C system management buses (SMBus)
• Embedded D2D converters
• BMC server management controller
• Power control - Advanced Configuration and Power Interface (ACPI)
• Speaker control
• I
2
C logic
 Includes Field Replaceable Unit (FRU) device ID that is accessed through a private I
2
C bus
 Temperature sensors