OpenPowerShellExternal.ps1

Register-EditorCommand `
    -Name "MyModule.OpenPowerShellConsole" `
    -DisplayName "Open PowerShell Console" `
    -SuppressOutput `
    -ScriptBlock {
        $Arch = (Get-WmiObject -Class 'Win32_Processor').AddressWidth    

        If ($Arch -eq '64')
        {
            #launch powershell via sysantive here
        }
        Else
        {
           #launch powershell normally here
        }
    }