Binaryworld - GetCpuInfo - Retrieve information about the CPU ... [ VB -> Windows ]

Const HKEY_LOCAL_MACHINE = &H80000002

' Information about the CPU
' you can pass a number <>1 to the last argument to retrieve
' information on all the processors in a multi-CPU system
'
' Returns null strings or MHz=-1 if keys aren't found
'
' Requires the GetRegistryValue routine

Sub GetCpuInfo(Description As String, Vendor As String, MHz As Integer, _
  Optional CpuNumber As Integer = 1)
  Dim keyName As String, speed As String

  keyName = "Hardware\Description\System\CentralProcessor\" & CStr(CpuNumber - _
    1)
  ' description and vendor info are kept in these keys
  Description = GetRegistryValue(HKEY_LOCAL_MACHINE, keyName, "Identifier", _
    "")
  Vendor = GetRegistryValue(HKEY_LOCAL_MACHINE, keyName, "VendorIdentifier", _
    "")

  ' speed is stored as an hex number
  speed = GetRegistryValue(HKEY_LOCAL_MACHINE, keyName, "~MHz", "")
  If LCase$(Left$(speed, 2)) = "0x" Then
    MHz = Val("&H" & Mid$(speed, 3))
  Else
    MHz = -1
  End If
End Sub