What is the difference between show processes memory and show processe

[narsha]

Difference between show processes memory and show processes memory platform

[balaji.bandi]

below screenshot help you when you run both command where they run :

show processes memory  - IOS command

show processes memory platform - IOS XE command that introduced.

[MHM Cisco World]

All ios is build on base of Linux systems, and whenever you see platform keyword that meaning the linux based of ios.

MHM

[Leo Laohoo]

"sh process memory" is data plane. 

"sh process memory/cpu platform" is looking at the control plane. 

Most NMS, including DNAC, will only look at the CPU/memory utilization of the data plane.  There is only a handful NMS application will poll the control plane.