Automatic Acoustic Management (AAM)

Count	Level
00h	Vendor Specific
01h	Retired
80h	Minimum acoustic emanation level
81h-FDh	Intermediate acoustic management levels
FEh	Maximum performance
FFh	Reserved

Advanced Power Management (APM)

Count	Level
00h	Reserved
01h	Minimum power consumption with Standby
02h-7Fh	Intermediate power management levels with Standby
80h	Minimum power consumption without Standby
81h-FDh	Intermediate power management levels without Standby
FEh	Maximum performance
FFh	Reserved