Intel Desktop Board DX79SI Product Guide
10
Table 1. Feature Summary (continued)
Peripheral
Interfaces
• Four USB 3.0 ports:
― Two ports routed to the back panel
― Two ports routed to an onboard connector
• Fourteen USB 2.0 ports:
― Six ports routed to the back panel
― Eight ports routed to four onboard USB headers
• Two IEEE 1394a ports:
― One port routed to the back panel
― One port routed to an IEEE 1394a header
• Six Serial ATA (SATA) channels through the Intel X79 PCH:
― Two onboard 6.0 Gb/s SATA channels (blue connectors)
― Four onboard 3.0 Gb/s SATA channels (black connectors)
LAN Support Gigabit (10/100/1000 Mb/s) dual LAN subsystem using Intel
®
82579L
and Intel
®
82574L Gigabit Ethernet Controllers
BIOS
• Intel
®
BIOS resident in an SPI Flash device
• Support for Advanced Configuration and Power Interface (ACPI), Plug
and Play, and SMBIOS
• Fast Boot
• Support for advanced overclocking
Power Management
• Support for the Advanced Configuration and Power Interface (ACPI)
specification
• Suspend to RAM (STR)
• Wake on USB, PCI, PCI Express, LAN, CIR, and front panel
• ENERGY STAR* capable
Hardware
Management
• 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 fans) with selectable support in
the BIOS for 3-wire fans
• Support for the Platform Environmental Control Interface (PECI)
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