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H8DA8-2/H8DAE-2 User’s Manual
Serverboard Features
CPU
• Single or dual AMD 64-bit Socket F, Opteron 2000 type processors
Memory
• Eight dual/single channel DIMM slots supporting up to 64 GB of DDR2-
800/667/533/400 registered ECC SDRAM
Note: Memory capacities are halved for single CPU systems. Refer to Section 2-4 before installing.
Chipset
• nVidia MCP55 Pro/IO-55/NEC uPD720400
• IO-55
• NEC uPD720400
Expansion Slots
• Two (2) PCI-Express x16
• One (1) PCI-Express x8
• One (1) PCI-Express x4 (in PCI-Express x8 slot)
• One (1) PCI-X 133 MHz
• One (1) PCI-X 100 MHz (supports ZCR)
• One (1) low-profi le SIMLP slot (for IPMI card)
BIOS
• 8 Mb AMIBIOS
®
LPC Flash ROM
• DMI 2.3, PCI 2.2, ACPI 2.0, SMBIOS 2.3, Plug and Play (PnP)
PC Health Monitoring
• Onboard voltage monitors for two CPU cores, Hyper Transport (1.2V), two
memory banks (1.8V), chipset (1.5V)
• Fan status monitor with fi rmware/software on/off and speed control
• Watch Dog
• Environmental temperature monitoring via BIOS
• Power-up mode control for recovery from AC power loss
• System resource alert (via included utility program)
• Pulse Width Modulated (PWM) fan connectors
• Auto-switching voltage regulator for the CPU core
Note: the H8DA8-2/H8DAE-2 requires a power supply with >3 amps current sup-
plied by the 5V standby voltage.
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