Your game is realy be careful when you inside the game with XFX nForce 9800 GTX with Hyper power family.

I think that XFX nForce 9800 GTX with Hyper power family .is the most powerful graphic cards that XFX company has raised before and XFX enforce 9800 GTX with Hyper power family features exceed all prior xfx graphic card like XFX nForce 7&8 series.
XFX nForce 9800 GTX with Hyperpower family make realy world for you game and make you fell that you inside the game.
Here XFX nForce 9800 GTX with Hyper power familyFeatures :

to see it http://spreadsheets.google.com/pub?key=p-O63ay8gk5MQAxdgfPDfMg

My comment: it is powerfull family but XFX nForce 8800 GTX is better than XFX nForce 9800 GTX in 3Dmark test see it