Videomaker – Learn video production and editing, camera reviews › Forums › Technique › Production Gear › Buying Mac Pro Used › You will not have any prob
You will not have any problems using AVCHD footage, I use it all the time on my Mac. You will want to make sure you can upgrade the memory, the more the better.
For the graphics card, Nvidia 4000 for mac all the way. You will be able to use Adobe’s Mercury Play back feature which will help immensely when rendering and viewing your projects in PP.