Need help with picking out a great graphics card for my Dell Dimesion 9150

[takobonito]

i was wondering what would be better and also good for my wallet The VisionTek® ATI™ Radeon™ HD 3650 512 MB PCIe Graphics Card that has a price tag of about $79.99 that has a list of specs of this Dell : VisionTEK ATI Radeon HD 3650 512 MB PCI Express Graphics Card : Graphics Cards : Small & Medium Business

or the Geforce 8400 GS VIDAPDT-256MB PCIE TVOUT DVI GPU, and is running at the price of $35.99 Dell : MSI COMPUTER GEFORCE 8400GS VIDADPT-256MB PCIE TVOUT DVI GPU : Graphics Cards : Small & Medium Business

and im willing to know if you suggest any other graphics cards too ^w^ but yeah im a heavy gamer that needs a better video card and im asking because you all are going to help me decide , i mean if thats okay of course :3

[Howl]

This section is for a different kind of Graphics.