Trusted Platform Module, or TPM, is a security device that holds computer-generated keys for encryption. It is a hardware-based solution that prevents hacking attempts to capture passwords, encryption keys, and other sensitive data. Compatibility Dell EMC Servers: PowerEdge R740XD PowerEdge M640 VRTX PowerEdge R6415 PowerEdge R940 PowerEdge R7415 PowerEdge R7425 PowerEdge R640 PowerEdge R740 PowerEdge FC640 PowerEdge M640 PowerEdge C6420.