Silent Hill 3 Help

I have P4 1.6GHz, Windows XP SP2, 256MB RAM, with 32MB video display...



*img111.imageshack.us/img111/8940/sh32vh5.jpg



I meet the minimum requirements for Silent Hill 3, but on starting it gives this error...



*img341.imageshack.us/img341/7972/sh3ra3.jpg

Can someone tell me, how can i play this game?? Can i turn off the Vertex/Pixel shader support externally??
I am attaching the dxdiag file, if needed....
Thanx....