Windows -- TriMonitor Setup ?

finance_teacher used Ask the Experts™
I currently have dual monitors
setup on my Windows XP machine
using my dual graphics card.

How can I add a 3rd monitor
OR do I need to purchase
a TriMonitor graphics card ?
Watch Question

Do more with

Expert Office
EXPERT OFFICE® is a registered trademark of EXPERTS EXCHANGE®
There are a few ways to do it.

The cheapest would be to get an AGP/PCI-E card that supports dual monitors and a PCI card to drive the third.

Alternatively you could buy a card that supports 3 monitors on its own, but they are much more expensive.

Several ways of doing this:

1. Buy another graphics card for your system
2. Exchange your current graphics card for a triple headed one
3. Buy a Graphics eXpansion Modules from Matrox (
4. Buy a USB to VGA adapter (eg

It's really does depend on what you want to do and how much you want to spend, for example number 4 is the cheapest, but not good for gaming...


I just want it so I can view three Microsoft Visual Studio windows at one time.

Is option #4 the cheapest ?
Yes number 4 is the cheapest.

One thing I would like to point out...  Make sure that the USB to VGA adapter that you choose is compatible with your OS.  I bought one that works with XP, but doesn't work in Windows 7, D'oh...

Go with nVidia, they support multiple cards better than ATI from my experience.

Do more with

Expert Office
Submit tech questions to Ask the Experts™ at any time to receive solutions, advice, and new ideas from leading industry professionals.

Start 7-Day Free Trial