I recommend a gtx 1050 ti
Although SR-71 Blackbird asked what power supply you have the 1050 ti only has to be connected the a pcie slot and it also doesnt not need pcie power cables as it pulls all its power from that Slot
Here is One
https://www.amazon.com/MSI-GTX-1050-2G-OC/dp/B01M67EF75