What graphics cards will work with my motherboard?

I have a Foxconn 946gz7ma-946pl7ma motherboard.
What powerful gaming graphics cards will work with it?

See my rig for the graphic card. It is a HD 4870 Graphic Card and I play all games at highest settings with max. fps rate. Or if you intend to go with the nVidia then go with gtx series.

you can buy XFX GeForce GTX 285 XXX Edition Video Card - 1GB GDDR3, PCI Express 2.0, SLI Ready, (Dual Link) Dual DVI, HDTV. you can Place yourself in the center of the action and experience true DirectX 10 gaming cinema in extreme HD (2560x1600) resolutions—all enabled by GeForce 200 Series’ second generation unified architecture, NVIDIA SLI technology, and incredible performance in the latest games including Far Cry 2, Mirrors Edge, and Call of Duty 5: World at War. With up to 50% more performance than prior generation GPUs, GeForce GTX 285 GPUs tear through complex DirectX 10 environments and cinematic effects at blazing frame rates in extreme HD resolutions.:thumbup1: