ya heres more info on it
http://www.asrock.com/feature/InstantBoot/index.asp
it requires a reboot of your system so looks like shutting down takes a bit longer but I guess it basically just dumps Windows into memory so next time you turn your pc on it instantly appears. Of course it requires a small trickle or power to your memory when the computer is off.
That just sounds like puting your computer to sleep.
Of course it requires a small trickle or power to your memory when the computer is off.