If you turn off turbo boost, the fan pretty much never turns on, a lot less heat...

mahyarm on July 18, 2015 | parent | context | favorite | on: New Macbook overheats in Hangouts and Skype, micro...

If you turn off turbo boost, the fan pretty much never turns on, a lot less heat and you get a couple more hours of battery life. Here is a switcher app to turn it on and off:

http://www.rugarciap.com/turbo-boost-switcher-for-os-x/