Surround Sound in Bootcamp on a Mac pro

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I'm getting a Mac Pro and I was wondering how I can make it have surround sound in bootcamp with games. I wanna use surround in like Call of Duty 4, ect.

I want to buy these speakers.

http://www.logitech.com/index.cfm/speakers_audio/home_pc_speakers/devices/224&cl=us,en