accelerate render 3d Studio Max Help

Hello: I need to install the Cuda to accelerate render 3d Studio Max, can you help me?

My Computer

E6420
XFX 8500GT 512mb
P5N-E SLI
2GB RAM 800
HD256GB BARRACUDA

I have installed the following programs

WINDOWS XP 32BIT
3D STUDIO MAX 9
NVIDIA_CUDA_SDK_1.1_x86
NVIDIA_CUDA_Toolkit_1.1_x86
Forceware_winxp_32bit_international_whql

As I run Cuda? HELP

Sorry for the translation (use the Google Translator). I am from Argentina.

You should ask this question on 3D Studio MAX support forum, not here.