Supported operating system:

Windows 2000
Windows XP 32-bit
Windows XP 64-bit
Windows Vista 32-bit
Windows Vista 64-bit
Windows 7 32-bit
Windows 7 64-bit
Windows Server 2003 32-bit
Windows Server 2003 64-bit

Release note:
VIA VT6410/VT6420/VT6421/VT8237/VT8251 SATA RAID controller V-RAID version 5.90A driver for Win2000/XP/2003/WinXP-64/2003-64/Vista/Vista-64/Win7/Win7-64 released on 11th Oct 2010.

Supported Devices:
VIA Bus Master IDE Controller - 0581
VIA SATA RAID Controller
VIA VT8237A SATA RAID Controller
VIA VT8237S SATA RAID Controller
VIA VT8251 AHCI Controller
VIA VT8251 AHCI RAID Controller
VT6410 IDE RAID Controller
VT6421 IDE RAID Controller