AMD AMD Athlon 64 Manual, Application Note

21, Chapter 3 Analysis and Recommendations 21 Performance Guidelines for AMD Athlon™ 64 and AMD Opteron™ ccNUMA Multiprocessor Systems 40555 Rev. 3.00 June 2006 distance. If they are indirectly connected to each other in a 4P configuration, it is considered as a 2 hop access distance. The fo…

25, AMD AMD Athlon 64 Chapter 3 Analysis and Recommendations 25 Performance Guidelines for AMD Athlon™ 64 and AMD Opteron™ ccNUMA Multiprocessor Systems 40555 Rev. 3.00 June 2006 Spec JBB 2005 was run using the NUMA tools provided by Linux ® to measure the performance improvement with node interleaving. The resul…

43, Appendix A 43 Performance Guidelines for AMD Athlon™ 64 and AMD Opteron™ ccNUMA Multiprocessor Systems 40555 Rev. 3.00 June 2006 A.5 Why Is 0 Hop-1 Hop Case Slower Than 0 Hop-0 Hop Case on a System under High Background Load (High Subscription) for Write- Only Threads? When a 0 hop-0 ho…

48, 48 Appendix A 40555 Rev. 3.00 June 2006 Performance Guidelines for AMD Athlon™ 64 and AMD Opteron™ ccNUMA Multiprocessor Systems …

33, Chapter 3 Analysis and Recommendations 33 Performance Guidelines for AMD Athlon™ 64 and AMD Opteron™ ccNUMA Multiprocessor Systems 40555 Rev. 3.00 June 2006 Figure 13. Both Write-Only Threads Running on Node 0 (Different Cores) under Medium Background Load (High Subscription) Figure 14. B…

42, 42 Appendix A 40555 Rev. 3.00 June 2006 Performance Guidelines for AMD Athlon™ 64 and AMD Opteron™ ccNUMA Multiprocessor Systems A.3 Why Is the No Crossfire Case Slower Than the Crossfire Case on a System under a Very High Background Load (Full Subscription)? When the threads are…