Find the average CPU Mhz over a short period of time. Function

cpuMhz.ps1

#Present the Mhz of a CPU over a short period of time. Quick dirty average of 5 seconds
function Get-WorkArea {
    if (![System.IO.Directory]::Exists("C:\support\")) {
        [system.io.directory]::CreateDirectory("c:\Support")
    }

    if ([System.IO.Directory]::Exists("C:\support\UpToStandard")) { 
        $FileTime = Get-Date -format 'MM.dd.yyyy'
        $Script:Rando = Get-Random -Maximum 100
        Rename-Item -Path "C:\support\UpToStandard" -NewName "C:\support\UpToStandard-$FileTime-$Rando"
    }

    if (![System.IO.Directory]::Exists("C:\support\UpToStandard")) { 
        [system.io.directory]::CreateDirectory("c:\Support\UpToStandard")
    }
}
Get-WorkArea

# Center a menu border
function CenterText {
    param($Message)

    $string = "# "

    for ($i = 0; $i -lt (([Math]::Max(0, $Host.UI.RawUI.BufferSize.Width / 2) - [Math]::Max(0, $Message.Length / 2))) - 4; $i++) {
        $string = $string + " "
    }

    $string = $string + $Message

    for ($i = 0; $i -lt ($Host.UI.RawUI.BufferSize.Width - ((([Math]::Max(0, $Host.UI.RawUI.BufferSize.Width / 2) - [Math]::Max(0, $Message.Length / 2))) - 2 + $Message.Length)) - 2; $i++) {
        $string = $string + " "
    }

    $string = $string + " #"
    return $string

}
    # Check CPU Performance over short time
    function Get-CPUMhz {
        function Write-OutputCenter { param($Message) Write-Output ("{0}{1}" -f (' ' * (([Math]::Max(0, $Host.UI.RawUI.BufferSize.Width / 2) - [Math]::Floor($Message.Length / 2)))), $Message) }
        Write-OutputCenter

            Clear-Host
            CenterText "##########################################################################################"
            CenterText ""
            CenterText "One moment as system CPU performance is checked"
            CenterText ""
            CenterText "##########################################################################################"
            $results = @(1..5) | ForEach-Object {
    
                Get-CimInstance win32_processor | Select-Object -First 1 -ExpandProperty currentclockspeed
                Start-Sleep 1
            
            } 
            (Get-CimInstance –class Win32_processor).NumberOfLogicalProcessors
            $Script:cpuMhz = ($results | Measure-Object -Average | Select-Object -ExpandProperty Average)

            if ($cpuMhz -le 850) {
                $Script:cpuStatus = "Slow CPU Issue"
                $Script:miscStatus = "Needs Attention"
            }
            else {
                $Script:cpuStatus = "CPU Throttle goes above minimum"
            }
        
    }
    Get-CPUMhz
    Write-Host ("Recent Average CPU Speed Detected: $($cpuMhz)Mhz") -ForegroundColor Green
    $cpuStatus