Processor Support

• 2nd Generation Intel® Core™ i7 Desktop processor series in an LGA1155 socket 
• 2nd Generation Intel® Core™ i5 Desktop processor series in an LGA1155 socket
• 2nd Generation Intel® Core™ i3 Desktop processor series in an LGA1155 socket
• 2nd Generation Intel® Pentium Desktop processor in an LGA1155 socket

View all compatible Intel® processor numbers here:
http://processormatch.intel.com/CompDB/SearchResult.aspx?BoardName=dq67sw

Memory

• Four 240-pin DDR3 SDRAM Dual Inline Memory Module (DIMM) sockets 
• Support for DDR3 1333 /1066 MHz DIMMs 
• Support for up to 32 GB of system memory

Chipset

• Intel® Q67 Express Chipset

Graphics

• DisplayPort, DVI-D, DVI-I graphics connectors for processors with Intel® HD Graphics

Audio

• Intel® High Definition Audio (Intel® HD Audio) subsystem in the following configuration:
  8-channel (5.1+ 2 independent multi-streaming) audio subsystem with three analog audio outputs using the Realtek ALC888* audio codec

LAN support

• Gigabit (10/100/1000 Mbs/s) LAN subsystem using the Intel® 82579LM Gigabit Ethernet Controller

Peripheral interfaces

• Two USB 3.0 ports (External Blue Connectors)
• Up to twelve USB 2.0 ports (External Black Connectors and Intenal Connectors)
• Two Serial ATA 6.0 Gb/s port (Blue Connectors)
• Two Serial ATA 3.0 Gb/s ports (Black Connectors)
• Two eSATA 3.0 Gb/s rear ports (External Red Connectors)
• Up to two IEEE 1394a ports (One Internal / One External)

Expansion capabilities

• One PCI Express 2.0 x 16 bus add-in card connector 
• One PCI Express x 4 connector
• One PCI Express x 1 connector 
• One PCI Conventional bus connector

http://www.intel.com/content/www/us/en/motherboards/desktop-motherboards/desktop-board-dq67sw.html

http://processormatch.intel.com/CompDB/SearchResult.aspx?BoardName=dq67sw

Legacy considerations

• No floppy drive connector
• No serial port on the back panel
• No Analogue VGA Connector (Comes with DVI-I to VGA Convertor)
• No Parallel Port on the back panel