This WinXP 64-bit nForce UDA driver package for MCP51, MCP61, MCP68, MCP73 consists of the following components:

Ethernet Driver (v67.80) WHQL
Network Management Tools (v67.81) "Sedona" 
SATAIDE Driver (v10.3.0.21)  WHQL  
SATARAID Driver (v10.3.0.21) WHQL  
RAIDTOOL Application (v10.3.0.21)  
SMU Driver (v1.45) WHQL
SMBus Driver (v4.64) WHQL
GPU Driver (v175.16) WHQL
Installer (v5.93)