5.1 pci card

[jpmkm]

I've been poking around on dolby's site a bit and found this. Not exactly what you would use for doom3, but it definately is a pci card that does dolby digital encoding. Though that card costs more than a lot of our computers. I know I won't be getting one any time soon.
http://www.mds.com/Products/product.asp?prod=OP-563-E