Correct -- it is not the hardware. It is the stability and settings of the software environment of the system, which is likely not set up specifically with Poser in mind. Not a bad thing, mind you, just a point. Incidentally, the Propack memory updater is NOT recommended for Poser 5, and may, in fact, decrease the stability of the program.

thou and I, my friend, can, in the most flunkey world, make, each of us, one non-flunkey, one hero, if we like: that will be two heroes to begin with. (Carlyle)