The GUI portion of AutoDeploy (Image Builder and Deploy Rules) are only available via the Web Client in 6.5. In 6.0, powerCLI must be used to create your Image Profiles and Auto Deploy Rules. Im not sure what Icon you are referring to in the fat client.
Notice that 6.0 does not have a Web Client Auto Deploy Icon even though, it is configured and in use in that environment.
vCenter 6.0 is not having the Auto Deploy option (icon) in GUI. You need to configure this using an Power CLI. Refer the below document,