Best GPU upgrade for a HP Compaq dc7900? (low profile)

Shibe Inu

Reputable
Apr 18, 2015
15
0
4,510
The PC has 4gb of ram, Core 2 Duo, and a HD 2400XT already inside. Was looking to upgrade it for my younger brother to do some light-medium gaming. I know it probably won't be able to do a whole lot but I was wondering how good of a low profile gpu I can get with a Core 2 Duo.