Intel i7-3612QM AV8063801130704 User Manual

Product codes

AV8063801130704

Datasheet, Volume 1

4.2.4.4

Core C6 State........................................................................... 53

4.2.4.5

Core C7 State........................................................................... 54

4.2.4.6

C-State Auto-Demotion ............................................................. 54

4.2.5

Package C-States ................................................................................... 54
4.2.5.1

Package C0 .............................................................................. 56

4.2.5.2

Package C1/C1E ....................................................................... 56

4.2.5.3

Package C3 State...................................................................... 56

4.2.5.4

Package C6 State...................................................................... 56

4.2.5.5

Package C7 State...................................................................... 57

4.2.5.6

Dynamic L3 Cache Sizing ........................................................... 57

4.3

IMC Power Management..................................................................................... 57
4.3.1

Disabling Unused System Memory Outputs ................................................ 57

4.3.2

DRAM Power Management and Initialization ............................................... 58
4.3.2.1

Initialization Role of CKE............................................................ 59

4.3.2.2

Conditional Self-Refresh ............................................................ 59

4.3.2.3

Dynamic Power Down Operation ................................................. 60

4.3.2.4

DRAM I/O Power Management .................................................... 60

4.3.3

DDR Electrical Power Gating (EPG) ........................................................... 60

4.4

PCI Express* Power Management ........................................................................ 61

4.5

DMI Power Management..................................................................................... 61

4.6

Graphics Power Management .............................................................................. 61
4.6.1

Intel

Rapid Memory Power Management (RMPM) (also known as CxSR) ....... 61

4.6.2

Intel

Graphics Performance Modulation Technology (GPMT) ....................... 61

4.6.3

Graphics Render C-State ......................................................................... 62

4.6.4

Intel

Smart 2D Display Technology (Intel

S2DDT) .................................. 62

4.6.5

Intel

Graphics Dynamic Frequency.......................................................... 62

4.6.6

Display Power Savings Technology 6.0 (DPST) ........................................... 63

4.6.7

Automatic Display Brightness (ADB) ......................................................... 63

4.6.8

Seamless Display Refresh Rate Switching Technology (SDRRST)................... 63

4.7

Graphics Thermal Power Management .................................................................. 64

Thermal Management .............................................................................................. 65
5.1

Thermal Considerations...................................................................................... 65

5.2

Intel

Turbo Boost Technology Power Monitoring................................................... 65

5.3

Intel

Turbo Boost Technology Power Control ....................................................... 66

5.3.1

Package Power Control............................................................................ 66

5.3.2

Power Plane Control................................................................................ 68

5.3.3

Turbo Time Parameter ............................................................................ 68

5.4

Configurable TDP and Low Power Mode ................................................................ 68
5.4.1

Configurable TDP ................................................................................... 68

5.4.2

Low Power Mode .................................................................................... 69

5.5

Thermal and Power Specifications........................................................................ 70

5.6

Thermal Management Features ........................................................................... 73
5.6.1

Adaptive Thermal Monitor........................................................................ 73
5.6.1.1

TCC Activation Offset ................................................................ 74

5.6.1.2

Frequency/Voltage Control ......................................................... 74

5.6.1.3

Clock Modulation ...................................................................... 76

5.6.2

Digital Thermal Sensor............................................................................ 76
5.6.2.1

Digital Thermal Sensor Accuracy (Taccuracy)................................ 77

5.6.2.2

Fan Speed Control with Digital Thermal Sensor ............................. 77

5.6.3

PROCHOT# Signal .................................................................................. 77
5.6.3.1

Bi-Directional PROCHOT# .......................................................... 77

5.6.3.2

Voltage Regulator Protection versus PROCHOT#............................ 78

5.6.3.3

Thermal Solution Design and PROCHOT# Behavior ........................ 78

5.6.3.4

Low-Power States and PROCHOT# Behavior ................................. 78

5.6.3.5

THERMTRIP# Signal .................................................................. 79

5.6.3.6

Critical Temperature Detection ................................................... 79