vista beta2 runnig but need w drivers video sound

hi all
need some help Windows Vista beta2 x86. install and very stable on my rig oc 4.4ghz the following software are run stable:
Zboard Vapochill LS Nero 6.6.1.6 Asus Ai Booter X-Fi driver only, software no loard Nvidia 88.61: but only basic setting winzip b2a winrar beta and more...
**** BF2 SP **** 1.3 need SLI enable..
i need drivers for Creative SB X-Fi 5.1 and mic setup. what nvidia driver can i use to enable SLI i check the nvidia web site no go.
drivers all ready install: sbxf_pcdvtbeta.us.2_07_0007 / install 88.61_forceware_vista.x86_international / install Nforce_vista.x86beta-en / not intall driver chipset Vista using Microsoft Windows Hardware Compatibility Publisher Digital Signer drivers. Viper help please thanks