Become a MacRumors Supporter for $50/year with no ads, ability to filter front page stories, and private forums.
That drive will fit your MBP no problem. I see no reason to have two partitions. Some people like a OS partition and a work partition, then only backup the work partition, but I don't see the point with OS X. Just backup your user folders and you have done the same thing.

Look in the MacBook Pro section and you will find many people using this SSD.
 
Register on MacRumors! This sidebar will go away, and you'll see fewer ads.