Particle Systems System Requirements » Mephzara

The screensaver saves screens under NT 4, Windows 95, 98, 2000, XP, Vista and probably Windows 7
A CPU with at least 200MHz clock speed. With less it is getting jittery.
A graphics card with high or better true color mode.
Memory should not be a problem today. But as always the more the better ;)
A little bit Harddisc space of 1-2Mb.