I use a custome made programm which works only when the system hard drive shows up as "Disk0" and the RAID-0 disk (based on PCI-E card) appeares as "Disk1".
I've just upgrated my OS from Windows XP Pro to Windows 7 Pro (hardware configuration is the same). After the first reboot the system...
custom software
disk management
diskrearrangement
drive letter
hardware upgrade
operating system
pci
raid configuration
system drive
usb drives
windows 7
windows xp
