If you use a 64 bit Windows operating system how do you calibrate your
monitor?
What calibration devices have drivers for either of the Windows 64 bit OSes?
What calibration devices have drivers for ANY version of Vista?
If you do not calibrate your monitor and use color management you are better
off shooting in JPEG and not altering color at all.
Therefore it hardly matters what raw converter you use as it is merely
accidental that a print bears any relationship to what you see on your
monitor.