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  Products   Motherboards   Xeon Boards   [ X7DWT-INF ]
• Quad-Core Xeon 5400 (Seaburg) 1U Twin w/ Infiniband

Key Features
1. Dual Intel® 64-bit Xeon® Quad-Core or
    Dual-Core, with 1600 / 1333 / 1066 MHz
2. Intel® 5400 (Seaburg) Chipset
3. Up to 64GB DDR2 800* / 667 / 533
    SDRAM Fully Buffered DIMM (FB-DIMM)
4. Intel® (ESB2/Gilgal) 82563EB Dual-port Gigabit Ethernet Controller
5. 4x SATA 3.0Gbps Ports via ESB2
6. 1 (x16) PCI-Express Generation II
7. ATI ES1000 Graphics with
    32 MB video memory
8. SIMSO IPMI 2.0 Slot
9. Infiniband MT25204 20Gbps Controller

Links & Resources
Tested Memory List
Motherboard Manual
Update Your BIOS
IPMI Firmware
Download the Latest Drivers and Utilities

RoHS 6/6

Product SKUs
  • X7DWT-INF (Bulk Pack)
Physical Stats
Form Factor
  • Proprietary
  • 16.4" x 6.5 " (41.66cm x 16.5cm)
  • Dual 771-pin LGA Sockets
  • Supports up to Dual Intel® 64-bit Xeon®processor(s) of the same type below:
    • Quad-Core Intel®
      5400/5300LV sequence (Harpertown
      /Clovertown processor)

      up to 3.20 GHz
    • Dual-Core Intel®
      5200/5100LV sequence (Wolfdale/Woodcrest processor)
      up to 3.40 GHz
System Bus
  • 1600 / 1333 / 1066 MHz system bus
System Memory
Memory Capacity
  • Eight 240-pin DIMM sockets
  • Supports up to 64 GB 800* / 667 / 533MHz DDR2 ECC FB-DIMM memory
  • Dual branch memory bus
  • Memory must be populated in pairs
  • Memory Sparing supported
Memory Type
  • 800* / 667 / 533MHz FB-DIMM (Fully Buffered DIMM) ECC DDR2 SDRAM 72-bit, 240-pin gold-plated DIMMs
DIMM Sizes
  • 512 MB, 1GB, 2GB, 4GB, 8GB**
Memory Voltage
  • 1.8 V or 1.5 V
Error Detection
  • Corrects single-bit errors
  • Detects double-bit errors (using ECC memory)
  • Supports Intel® x4 and x8 Single Device Data Correction (SDDC)
On-Board Devices
  • Intel® 5400 (Seaburg) chipset
  • ESB2
  • Mellanox MT25204AD-FCC-D Single-Port
  • Intel ESB2 SATA 3.0Gbps Controller
  • RAID 0, 1, 5, 10 support (Windows only)
  • RAID 0, 1, 10 support (Linux)
  • Support for Intelligent Platform Management Interface v.2.0, v.1.5
  • 200-pin IPMI slot (SIMSO(+))
  • (Optional: AOC-SIMSO(+))
Network Controllers
  • ntel® (ESB2/Gilgal) 82563EB Dual-Port Gigabit Ethernet Controller
  • Supports 10BASE-T, 100BASE-TX, and 1000BASE-T, RJ45 output
  • Intel® I/OAT support for fast, scaleable, and reliable networking
  • ATI ES1000 controller with 32 MB of video memory
Super I/O
  • Winbond 83627HF chip
Clock Generator
  • CK410B
Input / Output
Serial ATA
  • Four Serial ATA ports
  • 2x RJ45 LAN ports
  • 2x USB rear ports
  • 2x USB internal headers
  • Total 4 USB 2.0 Compliant
  • 1x VGA Port
Serial Port
  • 1 Fast UART 16550 serial port
  • 1 External Infiniband Connector
Chassis ( Optimized for X7DWT-INF )
  • SC808T-980
Expansion Slots
  • 1 (x16) PCI-e Generation II slot
System BIOS
  • 16Mb Flash EEPROM with Phoenix® BIOS
BIOS Features
  • Plug and Play (PnP)
  • DMI 2.3
  • PCI 2.2
  • ACPI 1.0/2.0
  • USB Keyboard support
  • SMBIOS 2.3
  • Optional IPMI (Intelligent Platform Management Interface) 1.5 / 2.0
  • SuperDoctor® III
  • Watch Dog
  • NMI
Power Configurations
  • ACPI Power Management
  • Main Switch Override Mechanism
  • Wake-On-Ring (WOR) header
  • Wake-On-LAN (WOL) header
  • Power-on mode for AC power recovery
  • Internal / External modem remote ring-on
PC Health Monitoring
  • Monitors for CPU Cores,+1.5V, +3.3V, +5V, ±12V, +3.3V Stdby, +5 Stdby, VBAT, HT, Memory, Chipset
  • 6-Phase-switching voltage regulator with auto-sense from 0.8375V-1.60V
  • Total of four proprietary fan headers supporting up to 8 fans
  • 8x fans with tachometer status monitoring
  • Status monitor for speed control
  • Monitoring for CPU and chassis environment
  • CPU thermal trip support
  • Thermal Control for 8x fan connectors
  • PSU I2C temperature sensing logic
  • Thermal Monitor 2 (TM2) support
  • PECI
  • CPU / System Overheat LED
Other Features
  • Chassis intrusion detection
  • Chassis intrusion header
Operating Environment / Compliance

RoHS 6/6
Environmental Spec.
  • Operating Temperature: 10° to 35°C (50° to 95°F)
  • Non-operating Temperature: -40° to 70°C (-40° to 158°F)
  • Operating Relative Humidity: 8% to 90% (non-condensing)
  • Non-operating Relative Humidity: 5 to 95% (non-condensing)
Parts List (Bulk Package)
  Part Number Qty Description
Manual(s) MNL-0979 1 Motherboard Manual for X7DWT-INF
I/O Cables CBL-0044L 2 2ft. Amphenol, SATA Cable
Driver Disk CDR-X7 1.23 1 Version 1.23 CD or later
Optional Parts List
  Part Number Qty Description
Riser Card RSC-R1U-E16R - 1U - SXB2 Slot TO 1x PCI-E (x16) Slot

Note:  Items in a Standard Retail Package may differ from items in a Standard Bulk Package.

* For 1600MHz FSB CPUs only
**This memory modules are not tested yet
Information in this document is subject to change without notice.
Other products and companies referred to herein are trademarks or registered trademarks of their respective companies or mark holders.