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X8DAL-3/X8DAL-i User's Manual
Motherboard Features
CPU
Two Intel
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®
5500/5600 Series (LGA 1366) processors, each processor supporting
two full-width Intel QuickPath Interconnect (QPI) @6.4 GT/s with a total of up
to 51.2 GB/s Data Transfer Rate (6.4 GB/s per direction)
Memory
Six 240-pin DIMM sockets support up to 96 GB of Registered ECC or 24 GB
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Unbuffered ECC/Non-ECC DDR3 1333 MHz/1066 MHz/800 MHz Memory (See
Section 2-4 in Chapter 2 for DIMM Slot Population.)
Chipset
Intel 5500 chipset, including: the 5500 North Bridge and the ICH10R South
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Bridge.
Expansion Slots
One PCI-E 2.0 x16 slot (Slot 6)
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One PCI-E 2.0 x4 slot in x16 slot (Slot 3)
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One PCI-E x4 (in x8) slots (Slot 2)
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Two 32-bit PCI 33 slots (Slot 4 and Slot 5)
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BIOS
4 MB AMI SPI Flash ROM
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PCI 2.2, DMI 2.3, ACPI 1.0/2.0/3.0, Plug and Play (PnP), DMI 2.3, USB Keyboard
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support, and SMBIOS 2.3
PC Health Monitoring
Onboard voltage monitors for Vcore1, Vcore2, 1.5V, 5VDD, 5VSB, 12V, -12V,
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3.3Vcc, 3.3VSB, VBAT and Vtt.
Fan status monitor with fi rmware control
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Tachometer Monitoring
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Pulse Width Modulation (PWM) fan control.
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Low-noise fan speed control
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CPU/chassis temperature monitoring
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Platform Environment Control Interface (PECI) ready
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Thermal Monitor 2 (TM2) support
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CPU fan auto-off in sleep mode
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CPU slow-down on temperature overheat
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CPU thermal trip support for processor protection, power LED
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Power-up mode control for recovery from AC power loss
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Auto-switching voltage regulator for CPU cores
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