RAM Count : Poweshell

RAM in MB
$mem = Get-WmiObject -Class Win32_ComputerSystem
# Display memory
"This system has {0} MB Free Memory" -f $($mem.TotalPhysicalMemory/1mb)
Processor cOUNT
$system = Get-WmiObject -Class Win32_ComputerSystem

Non Working devices
Get-WmiObject Win32_PNPEntity | where {$_.ConfigManagerErrorcode -ne 0}