Applications load nearly instantaneously, including Aperture and Logic.
Hey, if you would be willing to try out the Logic benchmark session and report back, that would be very much appreciated. It's a simple test, download a small zipped Logic session and see how many tracks can be unmuted before it gives an error. Lots of people are dying to know how Logic runs on that machine.
http://www.gearspace.com/board/music-computers/371545-logic-pro-multicore-benchmarktest.html