DELL 2 x Intel Xeon E7-4860 338-BFMX Manuale Utente

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338-BFMX

Intel Xeon Processor E7-8800/4800/2800 Product Families Architecture

Datasheet Volume 2 of 2

Figure 2-2. Intel® Xeon® Processor E7-8800/4800/2800 Product Families Block Diagram

Table 2-2.

System Interface Functional Blocks

Name

Function

Core

Intel Xeon Processor E7-8800/4800/2800 Product Families core

architecture processing unit

Bbox

Home Agent

Cbox

Last Level Cache Coherency Engine

Mbox

Integrated Memory Controller

Pbox

Physical Layer (PHY) for the Intel

QPI Interconnect and Intel

SMI

Interconnect memory controller

Rbox

Crossbar Router

Sbox

Caching Agent

Ubox

System Configuration Agent

Wbox

Power Controller

Intel

SMI

Intel

Scalable Memory Interconnect (formerly “FBD2” or “Fully

Buffered DIMM 2 interface”)

Intel

QPI

Intel

QuickPath Interconnect

LLC

Last Level Cache (Level 3)

Core

Cbox

(LLC Coherence Engine)

Rbox

(Router)

30M Last Level Cache (L3 Cache)

Sbox

(Caching Agent 2)

Bbox

(Home

Agent 1)

Bbox

(Home

Agent 2)

Mbox

(Memory

Controller)

Mbox

(Memory

Controller)

Pbox

(Physical

Layer)

Pbox

(Physical

Layer)

Sbox

(Caching Agent 1)

Pbox

(Physical

Layer)

Pbox

(Physical

Layer)

Pbox

(Physical

Layer)

Pbox

(Physical

Layer)

4 Intel® QPI links

Dual Intel

SMI

Channels

Dual Intel

SMI

Channels

Wbox

(Power Controller)

Ubox

(System Config

Controller)

Core