Originally posted by iTim:[..]
If you're running Windows (as far as I know) any partition will be suitable since in the event of C: being wiped, the partitions don't get touched. I use my D: partition for backup and have re-installed Windows a few times (not due to a system crash though) and each time all my data on D: has been left intact.
Ideally, go for the largest since it'd back the most up.
Windows 7 indeed. I'll use the 1TB D drive then and hope for the best. Too much storage on board to go and buy another external drive to back up on.