Min version	7	8 Pre RTM	8 Pre RTM	8	10 Pre RTM
Max version	7 SP1			8.1 Update 1	10 TH2
x86 offset offset:bitpos	Field Name
0x0000	struct _KPRCB * Prcb
0x0004	unsigned long PerfContext
0x0008	unsigned long PercentageCap		unsigned long PlatformCap		unsigned long ProcCap
0x000C	unsigned long ThermalCap				unsigned long ProcFloor
0x0010	unsigned long TargetFrequency		unsigned long LimitReasons		unsigned long PlatformCap
0x0014	unsigned long AcumulatedFullFrequency		unsigned long TargetPercent		unsigned long ThermalCap
0x0018	unsigned long AcumulatedZeroFrequency		unsigned long DesiredPercent	uint64_t PlatformCapStartTime	unsigned long LimitReasons
0x001C	unsigned long FrequencyHistoryTotal	unsigned long FrequencySensitivity	unsigned long SelectedPercent
0x0020	unsigned long AverageFrequency		unsigned long SelectedFrequency	unsigned long TargetPercent	uint64_t PlatformCapStartTime
0x0024			unsigned long PreviousFrequency	unsigned long DesiredPercent
0x0028			unsigned long PreviousPercent	unsigned long SelectedPercent	unsigned long TargetPercent
0x002C			unsigned long LatestFrequencyPercent	unsigned long SelectedFrequency	unsigned long SelectedPercent
0x0030			unsigned long FrequencySensitivity	unsigned long PreviousFrequency	unsigned long SelectedFrequency
0x0034				unsigned long PreviousPercent	unsigned long PreviousFrequency
0x0038			uint64_t SelectedState	unsigned long LatestFrequencyPercent	unsigned long PreviousPercent
0x003C					unsigned long LatestFrequencyPercent
0x0040			uint8_t Force	uint64_t SelectedState
0x0048				uint8_t Force