Hi Grant, > So I don't have vrm, therfore I don't need to scale vid, that's the > logical reduction I've been trying to reach. Why am I scaling a > value when nothing can write access vrm? You do have VRM, it is only auto-detected from the CPU model instead of being set by the user. You still need to convert {VID, VRM} into a voltage value. And again your use of the term "scalling" here is confusing. What you do is convert a binary value into a voltage value. -- Jean Delvare