Min version	7	8 Pre RTM	8 Pre RTM	10
Max version	7 SP1		8.1 Update 1
x86 offset offset:bitpos	Field Name
0x0000	struct _LIST_ENTRY Link
0x0008	struct _KPRCB * Master
0x000C	struct _KAFFINITY_EX Members
0x0018	function * FeedbackHandler	function * FeedbackLazyRead	unsigned long ProcessorCount
0x001C	function * GetFFHThrottleState		struct _PROC_PERF_CONSTRAINT * Processors	uint8_t Class
0x001D				uint8_t[3] Spare
0x0020	function * BoostPolicyHandler		function * GetFFHThrottleState	struct _PROC_PERF_CONSTRAINT * Processors
0x0024	function * PerfSelectionHandler		function * BoostPolicyHandler	function * GetFFHThrottleState
0x0028	function * PerfHandler		function * BoostModeHandler	function * TimeWindowHandler
0x002C	struct _PROC_PERF_CONSTRAINT * Processors		function * PerfSelectionHandler	function * BoostPolicyHandler
0x0030	uint64_t PerfChangeTime		function * PerfControlHandler	function * BoostModeHandler
0x0034			unsigned long MaxFrequency	function * EnergyPerfPreferenceHandler
0x0038	unsigned long ProcessorCount		unsigned long NominalFrequency	function * AutonomousActivityWindowHandler
0x003C	unsigned long PreviousFrequencyMhz		unsigned long MaxPercent	function * AutonomousModeHandler
0x0040	unsigned long CurrentFrequencyMhz		unsigned long MinPerfPercent	function * ReinitializeHandler
0x0044	unsigned long PreviousFrequency		unsigned long MinThrottlePercent	function * PerfSelectionHandler
0x0048	unsigned long CurrentFrequency		uint8_t Coordination	function * PerfControlHandler
0x0049			uint8_t HardPlatformCap
0x004A			uint8_t AffinitizeControl
0x004C	unsigned long CurrentPerfContext		unsigned long SelectedPercent	unsigned long MaxFrequency
0x0050	unsigned long DesiredFrequency		unsigned long SelectedFrequency	unsigned long NominalFrequency
0x0054	unsigned long MaxFrequency		unsigned long DesiredPercent	unsigned long MaxPercent
0x0058	unsigned long MinPerfPercent		unsigned long MaxPolicyPercent	unsigned long MinPerfPercent
0x005C	unsigned long MinThrottlePercent		unsigned long MinPolicyPercent	unsigned long MinThrottlePercent
0x0060	unsigned long MaxPercent		unsigned long ConstrainedMaxPercent	uint64_t MinimumRelativePerformance
0x0064	unsigned long MinPercent		unsigned long ConstrainedMinPercent
0x0068	unsigned long ConstrainedMaxPercent		unsigned long GuaranteedPercent	uint64_t NominalRelativePerformance
0x006C	unsigned long ConstrainedMinPercent		unsigned long TolerancePercent
0x0070	uint8_t Coordination		uint64_t SelectedState	uint8_t Coordination
0x0071		uint8_t Force		uint8_t HardPlatformCap
0x0072				uint8_t AffinitizeControl
0x0073				uint8_t EfficientThrottle
0x0074	volatile long PerfChangeIntervalCount			uint8_t AutonomousMode
0x0078			uint8_t Force	unsigned long SelectedPercent
0x007C				unsigned long SelectedFrequency
0x0080			uint64_t PerfChangeTime	unsigned long DesiredPercent
0x0084				unsigned long MaxPolicyPercent
0x0088			unsigned long PerfChangeIntervalCount	unsigned long MinPolicyPercent
0x008C				unsigned long ConstrainedMaxPercent
0x0090				unsigned long ConstrainedMinPercent
0x0094				unsigned long GuaranteedPercent
0x0098				unsigned long TolerancePercent
0x00A0				uint64_t SelectedState
0x00A8				uint64_t PerfChangeTime
0x00B0				unsigned long PerfChangeIntervalCount
0x00B4				uint8_t Force
0x00B5				uint8_t ProvideGuidance