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#11
Windows 7 backup or Macrium for free solutions.
Acronis as a Paid solution if you want more features.
Any of these should work just fine.
You will get many opinions on whats best but I would use either Macrium Reflect or Acronis.
I didn't like the built in one so well, as it just seemed to be lacking. But thats all just personal preference.
Theres a tutorial on Macrium BTW:
Imaging with free Macrium