How to Safe Sleep (Hibernate) Your Mac
www.andrewescobar.com/archive/2005/11/11/how-to-safe-sleep-your-mac
What Jamie wrote
Safe Sleep is so-far only officially available on the new PowerBooks. But Safe Sleep is very much software based , not hardware based. With Apple’s release of Mac OS 10.4.3, Safe Sleep can be enabled on many Macs thanks to an excellent hack. To enable S