Intel DX79SI Specification page 12

Intel Desktop Board DX79SI Technical Product Specification
Table 2. Feature Summary (continued)
BIOS
Instantly Available
PC Technology
LAN Support
Expansion
Capabilities
Hardware Monitor
Subsystem
12
• 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
• 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
Dual-Gigabit (10/100/1000 Mbits/s) LAN subsystem using the Intel
®
Intel 82574L Gigabit Ethernet Controllers
• 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 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)
®
82579L and