Management Units are consumed with the iTwin Capture Reality Management Cloud Service.
Processing Units are consumed with the iTwin Capture Reality Processing Cloud Service.
Reality Management is a recurring, consumption-based cloud offering measured by Management Units per enterprise.
Management Units are calculated per month based on the average storage volume. The average storage volume is the monthly sum of peak storage volume per day divided by the number of days per month.
Reality Processing is an on-demand, consumption-based cloud offering, measured by Processing Units per enterprise.
Processing Units are calculated per job:
Processing Units for Modeling jobs are calculated by the count of pixels in the used images, measured in Gigapixel (Gpix, 1 billion pixels)