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Datasheet, Volume 1 3
Contents
1Introduction..............................................................................................................9
1.1 Processor Feature Details ................................................................................... 11
1.1.1 Supported Technologies .......................................................................... 11
1.2 Interfaces ........................................................................................................ 11
1.2.1 System Memory Support ......................................................................... 11
1.2.2 PCI Express* ......................................................................................... 12
1.2.3 Direct Media Interface (DMI).................................................................... 14
1.2.4 Platform Environment Control Interface (PECI)........................................... 14
1.2.5 Processor Graphics ................................................................................. 14
1.2.6 Intel
®
Flexible Display Interface (Intel
®
FDI) ............................................. 15
1.3 Power Management Support ............................................................................... 15
1.3.1 Processor Core....................................................................................... 15
1.3.2 System ................................................................................................. 15
1.3.3 Memory Controller.................................................................................. 15
1.3.4 PCI Express* ......................................................................................... 16
1.3.5 Direct Media Interface (DMI).................................................................... 16
1.3.6 Processor Graphics Controller (GT) ........................................................... 16
1.3.7 Thermal Management Support ................................................................. 16
1.4 Processor SKU Definitions................................................................................... 16
1.5 Package........................................................................................................... 17
1.6 Processor Compatibility ...................................................................................... 18
1.7 Terminology ..................................................................................................... 19
1.8 Related Documents ........................................................................................... 22
2Interfaces................................................................................................................ 23
2.1 System Memory Interface .................................................................................. 23
2.1.1 System Memory Technology Supported ..................................................... 23
2.1.2 System Memory Timing Support............................................................... 24
2.1.3 System Memory Organization Modes......................................................... 25
2.1.3.1 Single-Channel Mode................................................................. 25
2.1.3.2 Dual-Channel Mode – Intel
®
Flex Memory Technology Mode ........... 25
2.1.4 Rules for Populating Memory Slots............................................................ 26
2.1.5 Technology Enhancements of Intel
®
Fast Memory Access (Intel
®
FMA).......... 27
2.1.5.1 Just-in-Time Command Scheduling.............................................. 27
2.1.5.2 Command Overlap .................................................................... 27
2.1.5.3 Out-of-Order Scheduling............................................................ 27
2.1.6 Data Scrambling .................................................................................... 27
2.1.7 DDR3 Reference Voltage Generation ......................................................... 27
2.2 PCI Express* Interface....................................................................................... 28
2.2.1 PCI Express* Architecture ....................................................................... 28
2.2.1.1 Transaction Layer ..................................................................... 29
2.2.1.2 Data Link Layer ........................................................................ 29
2.2.1.3 Physical Layer .......................................................................... 29
2.2.2 PCI Express* Configuration Mechanism ..................................................... 30
2.2.3 PCI Express* Port................................................................................... 31
2.2.3.1 PCI Express* Lanes Connection .................................................. 31
2.3 Direct Media Interface (DMI)............................................................................... 32
2.3.1 DMI Error Flow....................................................................................... 32
2.3.2 Processor / PCH Compatibility Assumptions................................................ 32
2.3.3 DMI Link Down ...................................................................................... 32
2.4 Processor Graphics Controller (GT) ...................................................................... 33