Why do I get very low fps even at minimum settings for far cry 4?

Im using MacBook Pro 2012 non retina base model running Windows 10.

As per steam the minimum requirements are given as

My question is why its not even playable in 800x600(minimum) resolution in comfortable frame rate? how can I improve it?

1 Answer

Here is the data from , comparing your video card to the minimum requirements:

You'll notice your graphics does not meet the minimum requirements.