You're looking for a useful piece related to ASHRAE 90.4 PDF updates.
First, a clarification: The most commonly referenced document with a similar number is (Measurement of Energy, Demand, and Water Savings). There is no widely known "ASHRAE 904." You might be thinking of: ashrae 904 pdf upd
A deep review of 90.4 cannot ignore the elephant in the room: PUE (Power Usage Effectiveness) . You're looking for a useful piece related to ASHRAE 90
Purchase the complete ASHRAE Standard 90.4-2022 from the ASHRAE Bookstore (www.ashrae.org) or view free public access drafts of addenda via ASHRAE’s standards portal. ashrae 904 pdf upd