How many GPU threads are you going to create when you had an entire thread with people recommending you GPUs
right here? Here is a
$90 GPU that's the best fit your for low-end CPU under $130. If you want to spend a bit more, try to find a GTX960 2GB for $130. After that you are going to need a whole new system upgrade and a PSU upgrade too.
With your CPU, you won't be able to max out a lot of AAA 2013-2016 PC games to start with so have realistic expectations.