Paragon Drive Backup 9.0 is one of the highly-rated and easy to use software to backup an entire PC or separate partitions to a local drive or external USB device or a Firewire Device.

Paragon is giving away a free copy of its professional edition of Drive Backup 9 and you can download it (Only for three days) from their promotion page. (You must register to get free serial)

However, you can also download a free edition of Drive Backup 9 (Express Edition) from Paragon.

Requirements: Windows Vista/XP/2000; Intel , 233MHz processor; 128 MB of RAM; Disk space: 100 Mb; Internet Explorer 5.0 or higher.