Dell Command | Configure Version 4.1.0 Command Line Interface Reference Guide

Valid Argument	Disabled, Enabled, SHA384, SHA512
Description	Sets the hash algorithm used for TPM 2.0 measurements. Disabled — Sets hash algorithm to disabled Enabled — Sets hash algorithm to enabled SHA384 — Sets hash algorithm to SHA-384 SHA512 — Sets hash algorithm to SHA-512 NOTE: This value cannot be changed if TPM is already owned.

--SHA256