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Supermicro X7DWN+ Server Motherboard - Intel Chipset - Socket J LGA-771

$728.38 $662.16

Manufacturer: Supermicro Computer, IncMPN: mbd-x7dwn-oN/AAvailability : In StockIn StockOut of stock

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  • Experience high performance, built-in security and remote management capabilities with compatible Intel Xeon processor
  • DDR2 SDRAM compatible slot - Install memory that synchronizes electrical and clock signals for an efficient data throughput
  • Supports ATI ES1000 controller to ensure amazing graphics output
  • Extended ATX form factor brings a significant number of PCI slots, expansion slots, and peripheral ports with an enhanced heat dissipation capability
  • With 2 USB 2.0 ports, transfer several documents without error
General Information
Manufacturer Supermicro Computer, Inc
Manufacturer Part Number MBD-X7DWN+-O
Manufacturer Website Address
Brand Name Supermicro
Product Model X7DWN+
Product Name X7DWN+ Server Motherboard
Marketing Information

X7DWN+ Server Board is designed with the utmost attention to detail to provide you with the highest standards in quality and performance.

Package Type Retail
Product Type Server Motherboard
Processor & Chipset
Chipset Manufacturer Intel
Total Processor Supported 2
Processor Socket Socket J LGA-771
Processor Supported Xeon
Front Side Bus
  • 1600 MHz
  • 1333 MHz
  • 1066 MHz
  • 800 MHz

Number of Memory Slots 16
Maximum Memory 128 GB
Memory Standard
  • DDR2-800/PC2-6400
  • DDR2-667/PC2-5300
  • DDR2-533/PC2-4200

Memory Technology DDR2 SDRAM
Memory Speed Supported
  • 800 MHz
  • 667 MHz
  • 533 MHz

I/O Controller
Controller Type
  • Floppy Controller
  • Serial ATA/300
  • Ultra ATA/100 (ATA-6)

Onboard Video On-board Video Chipset
Graphics Controller Manufacturer ATI
Graphics Controller Model ES1000
Graphics Controller Memory 32 MB
Network & Communication
Gigabit Ethernet Yes
I/O Expansions
Number of Total Expansion Slots 6
Number of PCI-X Slots 2
Total Number of PCI Express Slots 4
Number of PCI Express x4 Slots 1
Number of PCI Express x8 Slots 3
Total Number of USB Ports 2
Number of USB 2.0 Ports 2
Serial Port Yes
Network (RJ-45) Yes
Onboard Interfaces
Number of IDE Interfaces 1
Number of SATA Interfaces 6
Total Number of Onboard USB Ports 3
Onboard LEDs Header Yes
Physical Characteristics
Form Factor Extended ATX
Width 13.05" (331.47 mm)
Depth 13.68" (347.47 mm)
Package Contents
  • 1 x X7DWN+ Server Board
  • 1 x Motherboard Manual for X7DWN+
  • 1 x ATX Floppy Cable
  • 1 x ATA 66/100 IDE LP Cable
  • 6 x 2ft. Amphenol, SATA Cable
  • 1 x Version 1.23 CD
  • 1 x Motherboard I/O Shield

Additional Information
  • Dual Channel memory supported


  • Intel 5400 (Seaburg)
  • ESB2

BIOS Features:

  • 8Mb Flash EEPROM with Phoenix BIOS
  • EFI BIOS Support
  • Plug and Play (PnP)
  • DMI 2.3
  • PCI 2.2
  • ACPI 1.0 / 2.0
  • USB Keyboard support
  • SMBIOS 2.3

Hardware Monitoring:

  • Monitors for CPU Cores, +1.8V, +3.3V, +5V, ±12V, +3.3V Standby, +5V Standby, VBAT, Memory, Chipset Voltages. 5-Phase-switching voltage regulator with auto-sense from 0.8375V-1.60V
  • Total of eight fan headers supporting up to 8 fans
  • Four 4-pin fan headers
  • Four 3-pin fan headers
  • 8x fans with tachometer status monitoring
  • Status monitor for speed control
  • Support 3-pin fans
  • Low noise fan speed control
  • Pulse Width Modulated (PWM) fan connectors
  • Monitoring for CPU and chassis environment
  • CPU thermal trip support
  • Thermal Control for 8x fan connectors
  • Thermal Monitor 2 (TM2) support
  • PECI
  • CPU / System Overheat LED
  • Chassis intrusion detection
  • Chassis intrusion header
  • SDDC Support
  • Onboard voltage monitors for CPU cores, chipset voltage, Memory voltage, +1.8V, +3.3V, +3.3V Standby, +5V, +5V Standby, +12V, 12V and Vbatt
  • Fan status monitor with firmware control
  • CPU/chassis temperature monitors
  • Platform Environment CPU fan auto-off in sleep mode Control Interface (PECI) ready
  • CPU fan auto-off in sleep mode
  • CPU slow-down on temperature overheat
  • CPU thermal trip support for processor protection, power LED
  • Power-up mode control for recovery from AC power loss
  • Auto-switching voltage regulator for CPU cores
  • System overheat/Fan Fail LED Indicator and control
  • Chassis intrusion detection
  • System resource alert via Supero Doctor III

ACPI Features:

  • Slow blinking LED for suspend state indicator
  • Main switch override mechanism
  • ACPI Power Management
  • Keyboard Wakeup from Soft-off

Support CD Contents:

  • BIOS flash upgrade utility
  • Device drivers

Environmentally Friendly Yes
Environmental Certification RoHS
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