1-6
X8DTG-QF User's Manual
Motherboard Features
CPU
Two Intel
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®
5500/5600 Series (LGA 1366) processors with each processor sup-
porting two full-width Intel QuickPath Interconnect (QPI) links with a total of up
to 51.2 GT/s Data Transfer Rate (6.4 GT/s per direction)
Memory
Twelve 240-pin DIMM sockets support up to 192* GB of Registered ECC or up
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to 48 GB of Unbuffered ECC/Non-ECC DDR3 1333/1066/800 MHz Memory. (For
Unbuffered ECC/Non-ECC memory, maximum of 4 GB per DIMM is supported.
See Section 2-4 in Chapter 2 for memory Population.) (*Refer to our memory
recommendation list posted on our website at www.supermicro.com.)
Chipset
Dual Intel 5520 chip platforms, including: dual 5520 (IOH-36D) chips and the
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ICH10R (South Bridge).
Expansion Slots
Four PCI-E Gen. 2.0 x16 slots (Slot 4, Slot 6, Slot 8, Slot 10)
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One PCI-E Gen. 1.0 x4 (in x16) slot (Slot 1)
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One PCI-E Gen. 2.0 x4 (in x16) slot (Slot 2)
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One PCI-E Gen. 2.0 x4 (in x8) slot (Slot 11)
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Two PCI 33 MHz slots (Slot 3, Slot 5)
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BIOS
4 GB AMI SPI Flash ROM
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ACPI 1.0/2.0/3.0, Plug and Play (PnP), DMI 2.3, SMBIOS 2.3, RTC (Real Time-
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Clock) Wake-up, PCI 2.2, Hardware BIOS Virus protection, and USB Keyboard
support
PC Health Monitoring
Onboard voltage monitors for CPU1 VCore, CPU2 VCore, +5Vin,
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12Vcc (V),
VP1 DIMM, VP2 DIMM, +3.3Vcc (V), and Battery Voltage
Fan status monitor with fi rmware control
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CPU/chassis temperature monitors
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Platform Environment Control Interface (PECI) ready
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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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Pulse Width Modulation (PWM) Fan Control
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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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