I don't think you'd have much of a problem as long as your processor can handle it.

I run PS 7, Snag-It, and PS Image Ready (all paint programs) and Rhino V 2 and 3 simultaneously with no problems. (W-XP on P4 with G Force 4 graphics card 1G RAM).

Cryptojoe - Las Vegas -

Yank My Doodle, It's a Dandy!