I've been intentionally developing a data science type app - one where run times are critical - on a 12' MacBook. I know run times will feel great on a 6 Core

I've been intentionally developing a data science type app - one where run times are critical - on a 12' MacBook. I know run times will feel great on a 6 Core i7 machine for my fairly simple test cases. With the MacBook I get immediate feedback if something I've done creates a slowdown.