IBM Intel Xeon E5-2648L 95Y4670 User Manual

Product codes

95Y4670

Intel® Xeon® Processor E5-1600/ E5-2600/E5-4600 Product Families

Datasheet Volume One

Contents

Overview ................................................................................................................. 13
1.1

Introduction ..................................................................................................... 13
1.1.1

Processor Feature Details ........................................................................ 14

1.1.2

Supported Technologies .......................................................................... 14

1.2

Interfaces ........................................................................................................ 15
1.2.1

System Memory Support ......................................................................... 15

1.2.2

PCI Express* ......................................................................................... 16

1.2.3

Direct Media Interface Gen 2 (DMI2)......................................................... 17

1.2.4

Intel® QuickPath Interconnect (Intel® QPI) .............................................. 18

1.2.5

Platform Environment Control Interface (PECI)........................................... 18

1.3

Power Management Support ............................................................................... 19
1.3.1

Processor Package and Core States........................................................... 19

1.3.2

System States Support ........................................................................... 19

1.3.3

Memory Controller.................................................................................. 19

1.3.4

PCI Express ........................................................................................... 19

1.3.5

Intel QPI ............................................................................................... 19

1.4

Thermal Management Support ............................................................................ 19

1.5

Package Summary............................................................................................. 20

1.6

Terminology ..................................................................................................... 20

1.7

1.8

State of Data .................................................................................................... 23

Interfaces................................................................................................................ 25
2.1

System Memory Interface .................................................................................. 25
2.1.1

System Memory Technology Support ........................................................ 25

2.1.2

System Memory Timing Support............................................................... 25

2.2

PCI Express* Interface....................................................................................... 26
2.2.1

PCI Express* Architecture ....................................................................... 26

2.2.2

PCI Express* Configuration Mechanism ..................................................... 27

2.3

DMI2/PCI Express* Interface .............................................................................. 28
2.3.1

DMI2 Error Flow ..................................................................................... 28

2.3.2

Processor/PCH Compatibility Assumptions.................................................. 28

2.3.3

DMI2 Link Down..................................................................................... 28

2.4

Intel QuickPath Interconnect............................................................................... 28

2.5

Platform Environment Control Interface (PECI)...................................................... 30
2.5.1

PECI Client Capabilities ........................................................................... 30

2.5.2

Client Command Suite ............................................................................ 31

2.5.3

Client Management................................................................................. 69

2.5.4

Multi-Domain Commands ........................................................................ 74

2.5.5

Client Responses .................................................................................... 75

2.5.6

Originator Responses .............................................................................. 76

2.5.7

DTS Temperature Data ........................................................................... 76

Technologies ........................................................................................................... 79
3.1

Intel® Virtualization Technology (Intel® VT) ........................................................ 79
3.1.1

Intel VT-x Objectives .............................................................................. 79

3.1.2

Intel VT-x Features................................................................................. 80

3.1.3

Intel VT-d Objectives .............................................................................. 80

3.1.4

Intel Virtualization Technology Processor Extensions ................................... 81

3.2

Security Technologies ........................................................................................ 81
3.2.1

Intel® Trusted Execution Technology........................................................ 81

3.2.2

Intel Trusted Execution Technology – Server Extensions .............................. 82

3.2.3

Intel® Advanced Encryption Standard Instructions (Intel® AES-NI).............. 82