Norton Ghost (I use this one)
Acronis True Image (most users like this one, images and backup incrementally)
Acronis Migrate Easy (Just disk clone - quite good!)
Drive Image (Basically an alternative)
DriveImage XML (This one is free!)
MaxBlast (I haven't used this, but it's free)
pc-disk-clone(Home Edition: Up to 2GB/min, Pro Edition: Up to 7GB/min)

Imaging: Backs up your entire system, including Windows and data, plus your partition as well. The image can be stored on removable media, such as DVD. And usually takes under an hour (depending on size of image) to fully recover to a blank HardDrive.