Intel Desktop Board DX79SI Technical Product Specification
12
Table 2. Feature Summary (continued)
BIOS
• Intel
®
BIOS resident in the SPI Flash device
• Support for Advanced Configuration and Power Interface (ACPI), Plug and Play,
and SMBIOS
• Fast Boot
• Support for advanced over clocking
Instantly Available
PC Technology
•
Support for PCI* Local Bus Specification Revision 2.2
• Support for PCI Express* Revision 3.0
• Suspend to RAM support
• Wake on PCI, PCI Express, LAN, front panel, CIR, and USB ports
LAN Support
Dual-Gigabit (10/100/1000 Mbits/s) LAN subsystem using the Intel
®
82579L and
Intel
®
82574L Gigabit Ethernet Controllers
Expansion
Capabilities
•
Two PCI Express 3.0 x16 connectors
• One PCI Express 3.0 x16 connector (x8 electrical)
• Two PCI Express 2.0 x1 bus add-in card connectors from the PCH
• One Conventional PCI bus add-in card connector from the PCH
Hardware Monitor
Subsystem
• Hardware monitoring and fan control through the Nuvoton I/O controller
• Voltage sense to detect out of range power supply voltages
• Thermal sense to detect out of range thermal values
• Four fan headers using PWM control
• Four fan sense inputs used to monitor fan activity
• Fan speed control using voltage control (4-pin fan headers for processor, front,
rear, and auxiliary) with selectable support in BIOS for 3 wire fans
• Support for Platform Environmental Control Interface (PECI)
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