Whenever I will use adobe tool on my computer/laptop, I'll look for smooth working of the tool. To run the adobe toll flawlessly, I require some predefined RAM, storage, processor on my machine. I want to know, How much RAM, Storage and processor will be sufficient to run the adobe software tools.
Adobe campaign standard is Saas based solution hence works via browser and cannot be installed locally so your current hardware configuration should be sufficient.
For Adobe camapign classic if you plan to install it locally to learn and explore than 4gb of ram plus an i3 processor would be sufficient enough plus 80 gb of free disk space on Hdd.
Adobe campaign classic server or console cannot be installed on Mac as it only supports windows,CentOs,Debian and RHEL. Here is the document for compatibility matirx incase required Campaign Classic Compatibility Matrix