SUPER MICRO Computer X7DCL-i, X7DCL-3 Motherboard Features, Memory, Chipset, Expansion Slots

X7DCL-3/X7DCL-i User's Manual

Motherboard Features

CPU

•Dual Intel® 64-bit Xeon LGA 771 Quad Core/Dual Core 5400/5300/5200/5100 Series processors at a front side bus speed of 1333 MHz/1066 MHz

Memory

•Six 240-pin DIMM sockets with support up to 32 GB Single-Rank, Registered/

ECC DDR2 667/533 Memory.

Note: PCB revision 1.1a and later will now support up to 48 GBs of Single- Rank, Registered/ECC DDR2 667/533 Memory (See Section 2-3 in Chapter 2 for DIMM Slot Population.)

Chipset

•Intel 5100 chipset, including: the 5100 Memory Control Hub (MCH) and the

ICH9R South Bridge

Expansion Slots

•Two PCI-E x8 slot (Slot 5/Slot 6), and one in PCI-E x4 (in x8) slot (Slot 4)

•Three 32-bit PCI 33 MHz slot (Slot 1/Slot 2/Slot 3)

•One SIMLC IPMI Slot (Slot 0)

BIOS

•8 Mb Phoenix® Flash ROM

•DMI 2.3, PCI 2.2, ACPI 1.0, Plug and Play (PnP), USB Keyboard support,

Hardware BIOS Virus Protection and SMBIOS 2.3

PC Health Monitoring

•Onboard voltage monitors for CPU core voltage, Memory voltage, +1.8V, +3.3V,

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

•Fan status monitor with firmware control

•CPU/chassis temperature monitors

•Low noise fan speed control

•Platform Environment Control Interface (PECI) ready

•CPU fan auto-off in sleep mode

•Pulse Width Modulation (PWM) fan control

•I2C temperature sensing logic

•Thermal Monitor 2 (TM2) support

•CPU slow-down on temperature overheat

•CPU thermal trip support for processor protection

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

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