Int 15/AX=2305h

IBM BIOS - SMART ENERGY SYSTEM - GET PROCESSOR SPEED

AX = 2305h

Return:
CF clear if successful
AL = processor speed in MHz
CF set on error
AL = FFh (speed unknown or >80 MHz)
AL = error code (80h,86h = unsupported function)

Note: IBM classifies this function as optional

See Also: AX=2301h - AX=2304h - AH=BCh

Category: Bios - Int 15h - I

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