DualHead2Go Digital

  • Adds up to two monitors to your notebook or desktop computer
  • Connects to the VGA video output of your system
  • Support for DVI monitors, with optional adapters for VGA monitor support
  • PC and Mac compatible

Product Description

See more. Do more. Be more productive.

The Matrox DualHead2Go Digital Edition external multi-display adapter adds up to two monitors to your laptop or desktop computer. It connects to the video output of your system and uses the system’s existing GPU to provide high-quality, uncompressed graphics and video across all monitors. Ideal for business and professional users looking to increase their productivity with a dual display setup, this little black box lets you run different applications on each monitor or view one application across two monitors.


  • Lets you connect two monitors to the single VGA video output of your system
  • Creates a stretched desktop of 3840×1200 (2x1920x1200)*1 across two displays
  • Uses your system’s existing GPU to deliver a solid platform for office, 3D design, and multimedia applications
  • Open an application on each display or span one across the two
  • Works with LCDs, CRTs and projectors*2
  • Quick and easy to install—there’s no need to open the computer case or insert components
  • Spans taskbar across monitors for easy access to all your open applications
  • Includes Matrox PowerDesk software to easily manage your desktop configuration
  • External device that won’t void your system warranty
  • Expand your desktop further by connecting a second DualHead2Go Digital Edition to your graphics hardware to support four monitors at a time*3

For more information about other DualHead2Go models visit our GXM homepage.

*1 Displays attached to DualHead2Go must run at the same resolution. Please see the system compatibility information to verify the maximum resolution supported by your system.
*2 Additional adapters may be required (sold separately). See connectivity requirements for details.
*3 Certain conditions apply. Visit the Multi-GXM support page for further details.


Matrox part number D2G-A2D-IF
Maximum DVI Resolution*1 3840×1200
(2x 1920×1200)
Maximum VGA Resolution*1 3360×1050
Input connectors 1 x VGA input
Output connectors 2 x DVI-I outputs (connects to digital or analog)
Power USB for power
Dimensions 3.9″ x 5.5″ x 1.3″
(10cm x 14cm x 3.2cm)
Clone Mode No
Stretched Deskktop Support Yes
PowerDesk Software Yes
Hardware included
  • One 2-foot VGA-to-VGA input cable
  • One USB cable
  • Software CD
Multi-unit support (Windows only) Yes
System Requirements
  • Single VGA output connector, on a compatible system
  • Powered USB connector
  • Display driver supporting 2048×768 or higher resolution

Verify your system compatibility

Supported Operating Systems Microsoft® Windows® 8 (32/64 bit), Windows 7 (32/64 bit), Windows Vista® (32/64bit), Windows XP (32/64bit), Windows Server® 2003/2008 (32/64bit), Windows 2000, Mac® OS X® Lion (10.7), Mac OS X (10.6, 10.5, 10.4) and Linux®*2
Optional Accessories (Sold Separately)
  • DVI-I to VGA adapter (Part # ADP-DVI-AF)
  • Power Supply Kit (Part # GXM-PSKIT-IF)

*1 Maximum resolution is system and monitor type dependent
*2 Contact Matrox for tested versions of leading Linux distributions.

List of Supported Resolutions

Resolution Refresh Rate
1600 x 600 (2x 800 x 600) 60, 75, 85Hz
2048 x 768 (2x 1024 x 768) 60, 75, 85Hz
2560 x 720 (2x 1280 x 720) 50*1, 60Hz
2560 x 768 (2x 1280 x 768) 60Hz
2560 x 800 (2x 1280 x 800) 60Hz
2560 x 960 (2x 1280 x 960) 60Hz
2560 x 1024 (2x 1280 x 1024) 60Hz
2800 x 1050 (2x 1400 x 1050) 60Hz
2880 x 900 (2 x 1440 x 900)*2 60Hz
3200 x 900 (2x 1600 x 900) 60Hz
3200 x 1200 (2 x 1600 x 1200) 60Hz*3
3360 x 1050 (2 x 1680 x 1050) 60Hz
3840 x 1080 (2x 1920 x 1080)*2 60Hz
3840 x 1200 (2 x 1920 x 1200)*2 60Hz*3

*1 This mode runs at 50Hz which may be incompatible with some displays. Verify with your display vendor for compatibility.
*2 Resolution not supported with VGA displays.
*3 Resolution available only with compatible digital panels.

Supported resolutions are GPU dependent. Please see the system compatibility information to verify the
maximum resolution supported by your system. All displays attached to DualHead2Go must run at the same
resolution. To access the full listed of supported resolutions, PowerDesk must be downloaded and installed on
the system.

System Compatibility
DualHead2Go Digital Edition is compatible with a wide range of notebooks and desktop computers.
Please see the system compatibility information for more details.


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