Depending on your CPU you can get much better performance.
YAM is a really well optimized mining program.
The developer and community support it very well.
Here is a link.
https://bitsharestalk.org/index.php?topic=2609.0I use it on my laptop and run it when I am on it. I get 1.5 to 1.9 running an AMD A8.
As others stated though if your laptop is getting hot do not run it.
I actually had removed my laptop heatsink fan system and replaced the garbage thermal gunk with Arctic Silver and my laptop stays cool and quiet. Do not attempt if you don't know what you are doing or you could brick your laptop.
Here is a great thread to start on for more information on MMC.
It is a great coin with an excellent community.
https://bitcointalk.org/index.php?topic=370806.0I hope this helps you out.