Desktop 4th Generation Specification Sheet

4.2.3 Requesting Low-Power Idle States...............................................................53
4.2.4 Core C-State Rules....................................................................................54
4.2.5 Package C-States......................................................................................55
4.2.6 Package C-States and Display Resolutions....................................................59
4.3 Integrated Memory Controller (IMC) Power Management............................................60
4.3.1 Disabling Unused System Memory Outputs...................................................60
4.3.2 DRAM Power Management and Initialization..................................................61
4.3.3 DRAM Running Average Power Limitation (RAPL) .........................................63
4.3.4 DDR Electrical Power Gating (EPG).............................................................. 63
4.4 PCI Express* Power Management............................................................................63
4.5 Direct Media Interface (DMI) Power Management...................................................... 63
4.6 Graphics Power Management..................................................................................64
4.6.1 Intel
®
Rapid Memory Power Management (Intel
®
RMPM)................................64
4.6.2 Graphics Render C-State............................................................................64
4.6.3 Intel
®
Graphics Dynamic Frequency............................................................ 64
5.0 Thermal Management................................................................................................. 65
5.1 Desktop Processor Thermal Profiles......................................................................... 66
5.1.1 Processor (PCG 2013D) Thermal Profile........................................................67
5.1.2 Processor (PCG 2013C) Thermal Profile........................................................68
5.1.3 Processor (PCG 2013B) Thermal Profile........................................................69
5.1.4 Processor (PCG 2013A) Thermal Profile........................................................70
5.2 Thermal Metrology................................................................................................ 71
5.3 Fan Speed Control Scheme with Digital Thermal Sensor (DTS) 1.1.............................. 71
5.4 Fan Speed Control Scheme with Digital Thermal Sensor (DTS) 2.0.............................. 73
5.5 Processor Temperature..........................................................................................74
5.6 Adaptive Thermal Monitor...................................................................................... 75
5.7 THERMTRIP# Signal.............................................................................................. 78
5.8 Digital Thermal Sensor.......................................................................................... 78
5.8.1 Digital Thermal Sensor Accuracy (Taccuracy)................................................79
5.9 Intel
®
Turbo Boost Technology Thermal Considerations..............................................79
5.9.1 Intel
®
Turbo Boost Technology Power Control and Reporting.......................... 79
5.9.2 Package Power Control.............................................................................. 80
5.9.3 Turbo Time Parameter............................................................................... 81
6.0 Signal Description....................................................................................................... 82
6.1 System Memory Interface Signals........................................................................... 82
6.2 Memory Reference and Compensation Signals.......................................................... 84
6.3 Reset and Miscellaneous Signals............................................................................. 85
6.4 PCI Express*-Based Interface Signals......................................................................86
6.5 Display Interface Signals....................................................................................... 86
6.6 Direct Media Interface (DMI).................................................................................. 86
6.7 Phase Locked Loop (PLL) Signals.............................................................................87
6.8 Testability Signals.................................................................................................87
6.9 Error and Thermal Protection Signals.......................................................................88
6.10 Power Sequencing Signals.................................................................................... 88
6.11 Processor Power Signals.......................................................................................89
6.12 Sense Signals..................................................................................................... 89
6.13 Ground and Non-Critical to Function (NCTF) Signals.................................................89
6.14 Processor Internal Pull-Up / Pull-Down Terminations................................................ 89
Processor—Contents
Desktop 4th Generation Intel
®
Core
™
Processor Family, Desktop Intel
®
Pentium
®
Processor Family, and Desktop Intel
®
Celeron
®
Processor Family
Datasheet – Volume 1 of 2 December 2013
4 Order No.: 328897-004