# Setup the context information
$mContext = New-Object System.Management.ManagementNamedValueCollection
$mContext.Add( "__ProviderArchitecture", 64)
$mContext.Add( "__RequiredArchitecture", $true)

# Setup the Authrntification object
$ConOptions = New-Object System.Management.ConnectionOptions
#$ConOptions.Username = "computernameadministrateur" # Should be used for remote access
#$ConOptions.Password = "toto"
$ConOptions.EnablePrivileges = $true
$ConOptions.Impersonation = "Impersonate"
$ConOptions.Authentication = "Default"
$ConOptions.Context = $mContext

# Setup the management scope (change with the computer name for remote access)
$mScope = New-Object System.Management.ManagementScope( `
                                "\localhostrootcimV2", $ConOptions)

$mScope.Connect()

# Query
$queryString = "SELECT * From Win32_PerfFormattedData_NETFramework_NETCLRMemory"
$oQuery = New-Object System.Management.ObjectQuery ($queryString)
$oSearcher = New-Object System.Management.ManagementObjectSearcher ($mScope, $oQuery)
$oResult = $oSearcher.Get();

$oResult.Name      # only for simple check that current code snippet gives
                   # the same results from both 32 and 64 -bit version of PowerShell