What kind of hair does V3 have? Maybe you are using freebies that were built from the hair room, not a conforming hair or a hair smart prop.

If you are using the one from the hair room then it might be the one triggering your memory problem because hair strands is composed of lots of polys.

Better solution: BUY A NEW COMPUTER.

Passion is anger and love combined. So if it looks angry, give it some love!