Intel i7-3612QM AV8063801130704 User Manual

Product codes
AV8063801130704
Page of 168
Power Management
48
Datasheet, Volume 1
4.1
ACPI States Supported
The ACPI states supported by the processor are described in this section.
4.1.1
System States
4.1.2
Processor Core/Package Idle States
4.1.3
Integrated Memory Controller States
Table 4-1.
System States
State
Description
G0/S0
Full On
G1/S3-Cold
Suspend-to-RAM (STR). Context saved to memory (S3-Hot is not supported by the 
processor).
G1/S4
Suspend-to-Disk (STD). All power lost (except wakeup on PCH).
G2/S5
Soft off. All power lost (except wakeup on PCH). Total reboot.
G3
Mechanical off. All power (AC and battery) removed from system.
Table 4-2.
Processor Core/Package State Support
State
Description
C0
Active mode, processor executing code
C1
AutoHALT state
C1E
AutoHALT state with lowest frequency and voltage operating point
C3
Execution cores in C3 flush their L1 instruction cache, L1 data cache, and L2 cache 
to the L3 shared cache. Clocks are shut off to each core
C6
Execution cores in this state save their architectural state before removing core 
voltage
C7
Execution cores in this state behave similarly to the C6 state. If all execution cores 
request C7, L3 cache ways are flushed until it is cleared.
Table 4-3.
Integrated Memory Controller States
State
Description
Power up
CKE asserted. Active mode.
Pre-charge Power Down  CKE de-asserted (not self-refresh) with all banks closed
Active Power Down
CKE de-asserted (not self-refresh) with minimum one bank active
Self-Refresh
CKE de-asserted using device self-refresh