I would ideally like to keep the price in the $150 range, but if there is a huge difference in performance in going up to $200 I wouldn't be opposed to it. I'm not sure which PC specs you will need to make a suggestion on which graphics card is right for my computer so I have included some below (please tell me if you need anything else, my PC has quite a few years behind it so im not sure if getting the latest and greatest grahpics card is worth it.
PC Details:
what are you trying to achieve?