Old video cards

http://www.newegg.com/Product/ProductList.aspx?Submit=E...
or if you are really cheap
http://www.newegg.com/Product/ProductList.aspx?Submit=E...

The price of cards is not in general a good indication of how good they are.
If your motherboard has PCIE x16 slot then you can use most current cards, as long as your power supply can handle it.

Please Gimme A Price, And What You Plan On Using The Card For (Gaming, Multi-Mon Etc.)

Need the following:

1. Budget
2. Current system specs including power supply
3. Resolution you play games at

Since he said "replace" a 1050 and not "upgrade" I assumed he was wanting something low end.

anything on benskis lists should do you just fine, youl probly see at least a mild upgrade no matter what you buy, more so the more you spend.