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  |  |   | MBD-H8DAE-2-O |  H8DAE-2 (Standard Retail Pack) |   | MBD-H8DAE-2-B |  |   |  |  |
 |  |   | Form Factor |  |   | Dimensions |  12" x 13.05" (30.5cm x 33.2cm)  |   |  |     |  |   | CPU |  Dual 1207-pin Socket FSupports up to two Six-Core / Quad-Core / Dual-Core AMD Opteron 2000 Series processorsHT3.0 Link support ^ |   | Chipset |  nVidia MCP55 PronVidia IO-55NEC uPD720400 |   |  |  |
 |  |   | Memory Capacity |  8x 240-pin DIMM sockets support up to 64GB DDR2 800/667/533/400 MHz SDRAM
Single or Dual (recommended) channel memory supportFor Single CPU: Memory must be populated in CPU1 DIMMs onlyFor Dual CPUs: Recommended that memory be populated equally in adjacent memory banks |   | Memory Type |  DDR2 800/667/533/400 MHz Reg. ECC SDRAM 72-bit, 240-pin gold-plated DIMMs |   | DIMM Sizes |  256MB, 512MB, 1GB, 2GB, 4GB, 8GB |   | Memory Voltage |  |   | Error Detection |  Corrects single-bit errorsDetects double-bit errors (using ECC memory) |   |  |  |
 |  |   | SATA |  nVidia MCP55 Pro SATA2 3.0Gbps Controller6 SATA PortsnVidia RAID 2.0SATA RAID 0, 1, 0+1, 5, JBOD Support |   | IPMI |  |  	 | Network Controllers |  nVidia MCP55 Pro Chipset Dual-port LAN / Ethernet ControllerSupports 10BASE-T, 100BASE-TX, and 1000BASE-T, RJ45 output |   | Super I/O |  |   | Audio |  |   |  |  |
 |  |   | SATA |  |   | IDE |  Single EIDE channel support up to two UDMA IDE devicesSupports UDMA Mode 5Supports PIO Mode 4Supports ATA 100/133 |   | Floppy |  1 Floppy port; 1.44 MB support |   | LAN |  |   | USB |  FUCIUp to 8 USB Ports 2.0 Compliant4 Rear Ports4 Internal Headers |   | Keyboard / Mouse |  PS/2 keyboard and mouse ports |   | Serial Ports |  2 Fast UART 16550 serial ports |   | Parallel Port |  1 ECP / EPP parallel port |   | Audio |  1 Line In / Line Out / Microphone port3 Audio Jacks for 7.1 Sound |   | Firewire |  |   |  |  |
 |  |   | PCI-Express |  2 x16 PCI-e Slots(nVidia SLI Technology Supported)
1 x8 PCI-e Slot1 x4 (using x8 slot) PCI-e Slot |   | PCI-X |  1 64-bit 133MHz PCI-X (3.3V) slots1 64-bit 100MHz PCI-X (3.3V) slot |  |  |  |  |  |
 |  |   | Important Chassis Notes |  To ensure system stability, a 550W (minimum) ATX power supply[ 4-pin (+12V), 8-pin (+12V) and 24-pin are required]
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 |  |   | Model(s) |  |   |  |  |
 |  |   | BIOS Type |  8Mb Flash EEPROM with AMI® BIOS |   | BIOS Features |  Plug and Play (PnP)DMI 2.3PCI 2.2ACPI 2.0BIOS Rescue Hot KeysUSB Keyboard SupportHardware BIOS Virus ProtectionSMBIOS 2.3 |   |  |  |
 |  |   | Software |  Optional IPMI (Intelligent Platform Management Interface) 2.0 Super Doctor IIIWatch Dog |   | Power Configurations |  ACPI Power ManagementWake-On-Ring (WOR) headerWake-On-LAN (WOL) headerKeyboard Wakeup from Soft-OffCPU Fan auto-off in sleep modePower-on mode control for AC power loss recoveryInternal/External modem remote ring-onSuspend to RAM (STR) |   |  |  |
 |  |   | CPU |  Monitors CPU Core Voltages, +1.5V, +3.3V, +5V, ±12V, 3.3V Standby, 5V Standby, HyperTransport Link voltage 1.2V, memory voltage 1.8V, VBATCPU switching voltage regulator |   | FAN |  Total up to 8-fan status tachometer monitoring Up to eight 4-pin fan headers Status monitor for speed controlStatus monitor for on/off controlLow noise fan speed controlPulse Width Modulated (PWM) fan connectors |   | Temperature |  Monitoring for CPU and chassis environmentCPU Thermal Trip SupportThermal Control for 8x Fan ConnectorsI2C Temperature Sensing Logic |   | LED |  CPU / System Overheat LEDSuspend-State Indicator LED+5V Standby Alert LED  |   | Other Features |  Chassis Intrusion DetectionChassis Intrusion Header |   |  |  |
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   |   | 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) |   |  |  |
 |  |   | FCC |  |  |