Nice choice.

But it is a laptop so the drive speed can be the bottleneck and since we can't fit a RAID system, you have one alternative such as a HYBRID HDD like this one.
http://www.amazon.com/Seagate-Momentus-7200RPM-Hybrid-ST750LX003/dp/B00691WMJG

I am using a very similar Samsung RC512 and have 8GB ram (max'd out) and the prior gen 500GB hybrid drive.
Bob