REG COMPARE KeyName1 KeyName2 /v ValueName | /ve Output /s KeyName \Machine\]FullKey Machine Name of remote machine - omitting ...

REG COMPARE KeyName1 KeyName2 [/v ValueName | /ve] [Output] [/s]    KeyName    [\\Machine\]FullKey     Machine  Name of remote machine - omitting defaults to the current machine.              Only HKLM and HKU are available on remote machines.     FullKey  ROOTKEY\SubKey              If FullKey2 is not specified, FullKey2 is the same as FullKey1.     ROOTKEY  [ HKLM | HKCU | HKCR | HKU | HKCC ]     SubKey   The full name of a registry key under the selected ROOTKEY.    ValueName  The value name, under the selected Key, to compare.              When omitted, all values under the Key are compared.    /ve        compare the value of empty value name (Default).    /s         Compare all subkeys and values.    Output     [/oa | /od | /os | /on]              When omitted, output only differences.     /oa      Output all of differences and matches.     /od      Output only differences.     /os      Output only matches.     /on      No output.