I wish there was a reasonable way to run OS X on non-Apple hardware. Just today I was looking at the current Mac lineup, and there's not a single setup that works for me. Everything comes with underpowered Intel graphics, unless you pay the ridiculous price for a top-of-the-line MacBook Pro. Oh, if only I could have a Surface Pro 3 running OS X... I could live with the Intel graphics if it had Surface-style portabili…
My current MacBook Pro can switch between an AMD Radeon 6770M and Intel HD Graphics 3000. I've found that the Intel is fast enough, and the Radeon is hot and uses a lot of energy.
I usually don't play games, I don't do graphics development, and I don't use Adobe products. So in practice, I rarely need the Radeon.