Intel G870 BX80623G870 Manuel D’Utilisation

Codes de produits

BX80623G870

Datasheet, Volume 1

2.4.1.2

3D Pipeline .............................................................................. 29

2.4.1.3

Video Engine ........................................................................... 30

2.4.1.4

2D Engine ............................................................................... 30

2.4.2

Processor Graphics Display...................................................................... 31
2.4.2.1

Display Planes.......................................................................... 31

2.4.2.2

Display Pipes ........................................................................... 32

2.4.2.3

Display Ports ........................................................................... 32

2.4.3

Intel

Flexible Display Interface .............................................................. 32

2.4.4

Multi-Graphics Controller Multi-Monitor Support ......................................... 32

2.5

Platform Environment Control Interface (PECI) ..................................................... 33

2.6

Interface Clocking............................................................................................. 33
2.6.1

Internal Clocking Requirements ............................................................... 33

Technologies........................................................................................................... 35
3.1

Intel

Virtualization Technology.......................................................................... 35

3.1.1

Intel

VT-x Objectives ........................................................................... 35

3.1.2

Intel

VT-x Features .............................................................................. 36

3.1.3

Intel

VT-d Objectives ........................................................................... 36

3.1.4

Intel

VT-d Features .............................................................................. 36

3.1.5

Intel

VT-d Features Not Supported......................................................... 37

3.2

Intel

Trusted Execution Technology (Intel

TXT)................................................. 37

3.3

Intel

Hyper-Threading Technology .................................................................... 38

3.4

Intel

Turbo Boost Technology ........................................................................... 38

3.4.1

Intel

Turbo Boost Technology Frequency................................................. 39

3.4.2

Intel

Turbo Boost Technology Graphics Frequency.................................... 39

3.5

Intel

Advanced Vector Extensions (AVX) ............................................................ 40

3.6

Advanced Encryption Standard New Instructions (AES-NI)...................................... 40
3.6.1

PCLMULQDQ Instruction ......................................................................... 40

3.7

Intel

64 Architecture x2APIC ............................................................................ 41

Power Management ................................................................................................ 43
4.1

Advanced Configuration and Power Interface (ACPI) States Supported ..................... 44
4.1.1

System States....................................................................................... 44

4.1.2

Processor Core/Package Idle States.......................................................... 44

4.1.3

Integrated Memory Controller States ........................................................ 44

4.1.4

PCIe* Link States .................................................................................. 44

4.1.5

DMI States............................................................................................ 45

4.1.6

Processor Graphics Controller States ........................................................ 45

4.1.7

Interface State Combinations .................................................................. 45

4.2

Processor Core Power Management ..................................................................... 46
4.2.1

Enhanced Intel

SpeedStep

Technology ................................................. 46

4.2.2

Low-Power Idle States............................................................................ 47

4.2.3

Requesting Low-Power Idle States ........................................................... 48

4.2.4

Core C-states ........................................................................................ 49
4.2.4.1

Core C0 State .......................................................................... 49

4.2.4.2

Core C1/C1E State ................................................................... 49

4.2.4.3

Core C3 State .......................................................................... 49

4.2.4.4

Core C6 State .......................................................................... 49

4.2.4.5

C-State Auto-Demotion ............................................................. 49

4.2.5

Package C-States................................................................................... 50
4.2.5.1

Package C0 ............................................................................. 51

4.2.5.2

Package C1/C1E....................................................................... 51

4.2.5.3

Package C3 State ..................................................................... 52

4.2.5.4

Package C6 State ..................................................................... 52

4.3

IMC Power Management .................................................................................... 52
4.3.1

Disabling Unused System Memory Outputs................................................ 52

4.3.2

DRAM Power Management and Initialization .............................................. 53