I have been wanting to do this for sometime, as I have done several PC's with Windows 7 and 10 and they worked great. But I was a little Leary of the Mac OS. Solid state HD prices are lower than ever, I got a Crucial 500 Gb off Amazon Prime for $57.99 free shipping of course. The hardest part after the Partitioning was understanding the Erase was actually the Format command in Apple! About a 5x speed up at least, and battery life has gone way up. Running nearly 7 hours on a almost full charge! This is a mid 2010 model.