Windows Vista Beta 2 and nforce 4 drivers

[sonoma1993]

How do install the nforce 4 drivers (amd) for windows vista beta 2? I looked through the folder for the nforce 4 drivers, i didnt see no setup program. I went through the device manger to look my nforce 4 hardware, but not a clue what drivers relate to which motherboard devices under system devices..such as smbus driver, not sure what I look for in device manger for that.

here the motherboard I have

epox EP-9NPA3ULTRA nforce4 ultra