SUPER MICRO Computer MBDX7DA3O user manual Motherboard Features

X7DA3+ User's Manual

Motherboard Features

CPU

•Dual Intel® 64-bit LGA 771 Quad-Core/Dual-Core Xeon 5300/5100/5000 Series

processors at a front side bus speed of 1.333 GHz/1.066 GHz/667 MHz

Memory

•Eight 240-pin DIMM sockets with support up to 32 GB ECC DDR2 FBD 667/533 Memory (See Section 2-3 in Chapter 2 for DIMM Slot Population.)

Chipset

•Intel 5000X (Greencreek) chipset, including: the 5000X (Greencreek) Memory Control Hub (MCH), the Enterprise South Bridge 2 (ESB2), and the I/O subsys- tem (PXH-V).

Expansion Slots

Two PCI-E slots (one x16 signal on x16 slot, one x4 signal on x16 slot) Three 64-bit PCI-X slots (two: PCI-X-133 slots, one PCI-X-100 ZCR Slot) One PCI-33 MHz slot

One Low Profi le IPMI slot

BIOS

•8 Mb Phoenix® Flash ROM

•DMI 2.1, PCI 2.2, ACPI 1.0, Plug and Play (PnP), SMBIOS 2.3, PCI-X 1.0

PC Health Monitoring

•Onboard voltage monitors for CPU cores, chipset voltage, 1.8V, 3.3V, +5V,

+12V, −12V, 3.3V standby and 5V standby

•Fan status monitor with fi rmware speed control

•CPU/chassis temperature monitors

•Platform Environment Control Interface (PECI)

•CPU slow-down on temperature overheat

•CPU thermal trip support for processor protection

•Power-up mode control for recovery from AC power loss

•Auto-switching voltage regulator for CPU core

•System overheat LED and control

•Chassis intrusion detection

•System resource alert

ACPI Features

•Slow blinking LED for suspend state indicator

•Main switch override mechanism

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