Nothing fancy, but working wonders at the moment. Had to revive my 17" mid 2009 MacbookPro, because of all the spinning Beachballs I was experiencing with a full 500Gb hdd.
2tb Hdd Seagate Spinpoint:   
 
 Battery:  
 
 and most of all, to make the transfer a breeze as simple as it could be: Bombich's 
Carbon Copy ClonerAll in all, for round and about 200 E, I am now enjoying Bryston MM and Plex in all its 17" glory again  
 
  
 Cheers,
Marius