Driver for TESLA and Quadro issues

Accelerated Computing CUDA CUDA Programming and Performance
1

Pegasus Workstation
Win Xp64
8 Xeon
72gb DDR3 RAM
6TB HD
2 Tesla C1060
1 Quadro FX 5800

Works up to driver 185.
the CUDA driver borks whole system.

Any suggestions what to install
how to fix
WHICH driver to use ?