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The following GUID Explorer output comes from selecting our Intel Core2 CPU on a Windows Vista system:

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Property                                                  Value
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Class Information
    Class GUID                                            GUID_DEVCLASS_PROCESSOR
    Class GUID Value                                      {50127dc3-0f36-415e-a6cc-4cb3be910b65}
    SetupDiClassNameFromGuid                              Processor
    SetupDiGetClassDescription                            Processors
Device Information
    Device Name                                           Intel(R) Core(TM)2 CPU          6600  @ 2.40GHz
    SetupDiGetDeviceInstanceId                            ACPI\GENUINEINTEL_-_X86_FAMILY_6_MODEL_15\_1
Device Interfaces
    Device Interface
        Device Interface GUID                             GUID_DEVICE_PROCESSOR
        Device Interface GUID Value                       {97fadb10-4e33-40ae-359c-8bef029dbdd0}
        Device Interface Path                             \\?\acpi#genuineintel_-_x86_family_6_model_15#_1#{97fadb10-4e33-40ae-359c-8bef029dbdd0}
Device Registry Properties
    SPDRP_ADDRESS                                         (property does not exist for this device)
    SPDRP_BUSNUMBER                                       (property does not exist for this device)
    SPDRP_BUSTYPEGUID                                     (property does not exist for this device)
    SPDRP_CAPABILITIES                                    00000030h (CM_DEVCAP_UNIQUEID+CM_DEVCAP_SILENTINSTALL)
    SPDRP_CHARACTERISTICS                                 (property does not exist for this device)
    SPDRP_CLASS                                           Processor
    SPDRP_CLASSGUID                                       {50127dc3-0f36-415e-a6cc-4cb3be910b65}
    SPDRP_COMPATIBLEIDS
        Compatible ID #1                                  ACPI\Processor
    SPDRP_CONFIGFLAGS                                     00000000h
    SPDRP_DEVICE_POWER_DATA
        CM_POWER_DATA
            PD_Size                                       00000038h
            PD_MostRecentPowerState                       00000001h (PowerDeviceD0)
            PD_Capabilities                               00000009h (PDCAP_D0_SUPPORTED+PDCAP_D3_SUPPORTED)
            PD_D1Latency                                  00000000h (Device does not support D1 state)
            PD_D2Latency                                  00000000h (Device does not support D2 state)
            PD_D3Latency                                  00000000h (Device does not support D3 state)
            PD_PowerStateMapping[PowerSystemUnspecified]  00000000h (PowerDeviceUnspecified)
            PD_PowerStateMapping[PowerSystemWorking]      00000001h (PowerDeviceD0)
            PD_PowerStateMapping[PowerSystemSleeping1]    00000000h (PowerDeviceUnspecified)
            PD_PowerStateMapping[PowerSystemSleeping2]    00000000h (PowerDeviceUnspecified)
            PD_PowerStateMapping[PowerSystemSleeping3]    00000004h (PowerDeviceD3)
            PD_PowerStateMapping[PowerSystemHibernate]    00000004h (PowerDeviceD3)
            PD_PowerStateMapping[PowerSystemShutdown]     00000004h (PowerDeviceD3)
            PD_DeepestSystemWake                          00000000h (PowerSystemUnspecified)
    SPDRP_DEVICEDESC                                      Intel Processor
    SPDRP_DEVTYPE                                         (property does not exist for this device)
    SPDRP_DRIVER                                          {50127dc3-0f36-415e-a6cc-4cb3be910b65}\0001
    SPDRP_ENUMERATOR_NAME                                 ACPI
    SPDRP_EXCLUSIVE                                       (property does not exist for this device)
    SPDRP_FRIENDLYNAME                                    Intel(R) Core(TM)2 CPU          6600  @ 2.40GHz
    SPDRP_HARDWAREID

        Hardware ID #1                                    ACPI\GenuineIntel_-_x86_Family_6_Model_15
        Hardware ID #2                                    *GenuineIntel_-_x86_Family_6_Model_15
        Hardware ID #3                                    ACPI\GenuineIntel_-_x86_Family_6
        Hardware ID #4                                    *GenuineIntel_-_x86_Family_6
        Hardware ID #5                                    ACPI\GenuineIntel_-_x86
        Hardware ID #6                                    *GenuineIntel_-_x86
    SPDRP_INSTALL_STATE                                   00000000h
    SPDRP_LEGACYBUSTYPE                                   (property does not exist for this device)
    SPDRP_LOCATION_INFORMATION                            (property does not exist for this device)
    SPDRP_LOCATION_PATHS                                  (property does not exist for this device)
    SPDRP_LOWERFILTERS                                    (property does not exist for this device)
    SPDRP_MFG                                             Intel
    SPDRP_PHYSICAL_DEVICE_OBJECT_NAME                     \Device\00000050
    SPDRP_REMOVAL_POLICY                                  00000001h (CM_REMOVAL_POLICY_EXPECT_NO_REMOVAL)
    SPDRP_REMOVAL_POLICY_HW_DEFAULT                       00000001h (CM_REMOVAL_POLICY_EXPECT_NO_REMOVAL)
    SPDRP_REMOVAL_POLICY_OVERRIDE                         (property does not exist for this device)
    SPDRP_SECURITY                                        (property does not exist for this device)
    SPDRP_SECURITY_SDS                                    (property does not exist for this device)
    SPDRP_SERVICE                                         intelppm
        File Description                                  Processor Device Driver
        File Version                                      6.0.6000.16386 (vista_rtm.061101-2205) (6.0.6001.18000)
        Product Name                                      Microsoft® Windows® Operating System
        Product Version                                   6.0.6000.16386 (6.0.6001.18000)
        Company Name                                      Microsoft Corporation
        Copyright                                         © Microsoft Corporation. All rights reserved.
        File Path                                         c:\windows\system32\drivers\intelppm.sys
        Services Registry Values
            DisplayName                                   Intel Processor Driver
            ErrorControl                                  SERVICE_ERROR_NORMAL
            Group                                         Extended Base
            ImagePath                                     system32\DRIVERS\intelppm.sys
            Start                                         SERVICE_DEMAND_START
            Tag                                           11
            Type                                          SERVICE_KERNEL_DRIVER
    SPDRP_UI_NUMBER                                       (property does not exist for this device)
    SPDRP_UI_NUMBER_DESC_FORMAT                           (property does not exist for this device)
    SPDRP_UPPERFILTERS                                    (property does not exist for this device)
Device Drivers
    SP_DRVINFO_DATA
        DriverType                                        SPDIT_COMPATDRIVER
        Description                                       Processor
        MfgName                                           (Standard processor types)
        ProviderName                                      Microsoft
        DriverDate                                        06/20/06 16:00:00
        DriverVersion                                     6.0.6001.18000
        SP_DRVINFO_DETAIL_DATA
            InfDate                                       01/18/08 19:16:46
            CompatIDsOffset                               15
            CompatIDsLength                               0
            SectionName                                   Processor_Inst
            InfFileName                                   C:\Windows\INF\cpu.inf
            DrvDescription                                Processor
            HardwareID                                    acpi\processor
    SP_DRVINFO_DATA
        DriverType                                        SPDIT_COMPATDRIVER
        Description                                       Intel Processor
        MfgName                                           Intel
        ProviderName                                      Microsoft
        DriverDate                                        06/20/06 16:00:00
        DriverVersion                                     6.0.6001.18000
        SP_DRVINFO_DETAIL_DATA
            InfDate                                       01/18/08 19:16:46
            CompatIDsOffset                               24
            CompatIDsLength                               0
            SectionName                                   IntelPPM_Inst
            InfFileName                                   C:\Windows\INF\cpu.inf
            DrvDescription                                Intel Processor
            HardwareID                                    acpi\genuineintel_-_x86