Hello dwschoon,

 

This would be a good place to use our Enterprise Infrastructure Planning Tool

Tools for right-sizing . Energy Smart Solution Advisor (ESSA)  Dell :  https://dell.to/38A1Pxg

You may need to use the *Download EIPT only for EOL Products

 

Guides on the page:

For EIPT user guide, walkthrough, and definition of terms EIPT User Guide

PSU Advisor page 8 of the guide

For a brief tutorial: EIPT Training Video

 

 

Dell PowerEdge R720 and R720xd Technical Guide

For validated CPUs and PSUs check  : https://dell.to/3ywijBj

Page 20 supported Processors  . Note E5-2690, E5-2690 v2 - Not supported on the R720xd 3.5-inch chassis.

Page 38 for Power Supplies