| Min version | 8 Pre RTM | 8.1 Update 1 | 10 Pre RTM |
|---|---|---|---|
| Max version | 10 Pre RTM | 10 TH2 | |
| x86 offset offset:bitpos | Field Name | ||
| 0x0000 | unsigned long Count | ||
| 0x0004 | unsigned long Slot | ||
| 0x0008 | unsigned long UtilityTotal | struct _PROC_PERF_HISTORY_ENTRY[1] HistoryList | unsigned long UtilityTotal |
| 0x000C | unsigned long AffinitizedUtilityTotal | unsigned long AffinitizedUtilityTotal | |
| 0x0010 | unsigned long FrequencyTotal | unsigned long FrequencyTotal | |
| 0x0014 | struct _PROC_PERF_HISTORY_ENTRY[1] HistoryList | unsigned long[2] TaggedPercentTotal | |
| 0x001C | struct _PROC_PERF_HISTORY_ENTRY[1] HistoryList | ||