I think a Matlab forum would be best but
by R. Proffitt - 4/30/12 10:53 AM
In Reply to: how we can maximum utilise CPU in win 7 with matlab software by rahu1510
Matlab itself is in control of what memory it calls for. Also it's up to Matlab to tap extra CPUs if this is a multi-core system.
Back to Matlab?
And there is little reason for me to duplicate prior discussions such as https://www.google.com/search?hl=en&as_q=optimizing+matlab+performance EXCEPT for one thing. Be sure your Matlab is current. One encounter left me shaking my head as they had a 10 year old version and were complaining.