Intel Desktop Board DH67CL Product Guide 
10 
Table 1.  Feature Summary (continued) 
Peripheral 
Interfaces 
USB Support: 
•  Two USB 3.0 ports implemented with stacked back panel 
connectors 
•  Fourteen USB 2.0 ports:  
―  Six ports implemented with stacked back panel connectors 
―  Eight front panel ports implemented with four dual-port 
internal headers 
Serial ATA Support: 
•  Two Serial ATA (SATA) 6.0 Gb/s ports 
•  Two Serial ATA (SATA) 3.0 Gb/s ports 
•  Two external SATA (eSATA) 3.0 Gb/s ports (one on the board and 
one on the back panel) 
Legacy I/O  
Legacy I/O Controller (Nuvoton* W83677HG-I) that provides 
Consumer Infrared (CIR) support 
LAN Support  Intel
®
 82579V Gigabit (10/100/1000 Mb/s) Ethernet LAN controller 
including an RJ-45 back panel connector with integrated status LEDs 
BIOS 
•  Intel
®
 BIOS resident in an Serial Peripheral Interface (SPI) Flash 
device 
•  Support for Advanced Configuration and Power Interface (ACPI), 
Plug and Play, and System Management BIOS (SMBIOS) 
•  Unified Extensible Firmware Interface (UEFI) to support hard disk 
drives larger than 2 TB 
•  BIOS support for Hyper Boot 
Instantly Available 
PC Technology 
•  Support for PCI Local Bus Specification Revision 2.3 
•  Support for PCI Express Base Specification Revision 2.0 
•  Suspend to RAM support 
•  Wake on PCI Express, LAN, front panel, CIR, and USB ports 
Hardware 
Management 
Nuvoton W83677HG-I based subsystem, including: 
•  Voltage sense to detect out of range power supply voltages 
•  Thermal sense to detect out of range thermal values  
•  Three fan headers using Pulse Width Modulation (PWM) control 
•  4-pin headers for processor and chassis fans 
•  4-wire and 3-wire (linear) fan speed control support for the 
chassis fans 
•  Support for Platform Environmental Control Interface (PECI)