AMD athlon 64 Manuale Utente

AMD

List of Figures

5

Performance Guidelines for AMD Athlon™ 64 and AMD Opteron™

ccNUMA Multiprocessor Systems

40555

Rev. 3.00

June 2006

List of Figures

Quartet Topology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14

Internal Resources Associated with a Quartet Node . . . . . . . . . . . . . . . . . . . . . . . . . . .15

Write-Only Thread Running on Node 0, Accessing Data from 0, 1 and 2 Hops
Away on an Idle System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17

Read-Only Thread Running on Node 0, Accessing Data from 0, 1 and 2 Hops
Away on an Idle System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21

Write-Only Thread Running on Node 0, Accessing Data from 0, 1 and 2
Hops Away on an Idle System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22

Crossfire 1 Hop-1 Hop Case vs No Crossfire 1 Hop-1 Hop Case on an Idle System . .26

Crossfire 1 Hop-1 Hop Case vs No Crossfire 1 Hop-1 Hop Case under a
Low Background Load (High Subscription) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .27

Crossfire 1 Hop-1 Hop Case vs No Crossfire 1 Hop-1 Hop Case under a
Very High Background Load (High Subscription). . . . . . . . . . . . . . . . . . . . . . . . . . . . .28

Crossfire 1 Hop-1 Hop Case vs No Crossfire 1 Hop-1 Hop Case under a
Very High Background Load (Full Subscription) . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29

Both Read-Only Threads Running on Node 0 (Different Cores) on an Idle System . . .30

Both Write-Only Threads Running on Node 0 (Different Cores) on an Idle System . .31

Both Write-Only Threads Running on Node 0 (Different Cores) under
Low Background Load (High Subscription) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .32

Both Write-Only Threads Running on Node 0 (Different Cores) under Medium
Background Load (High Subscription). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .33

Both Write-Only Threads Running on Node 0 (Different Cores) under High
Background Load (High Subscription). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .33

Both Write-Only Threads Running on Node 0 (Different Cores) under
Very High Background Load (High Subscription). . . . . . . . . . . . . . . . . . . . . . . . . . . . .34

Internal Resources Associated with a Quartet Node . . . . . . . . . . . . . . . . . . . . . . . . . . .39