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PowerEdge 11th Generation Servers: R810, R910, and M910 Memory Guidance
Page 1
Contents
Introduction ........................................................................................................... 2
Quick Reference Guide (Terminology Definitions) .............................................................. 2
Overview Intel Architecture ........................................................................................ 3
PowerEdge R810 and M910 .......................................................................................... 4
FlexMem Bridge Technology ........................................................................................ 4
PowerEdge R910 ...................................................................................................... 6
Optimizing Memory Performance for Intel Xeon 7500 and 6500 Series Processors ........................ 7
Best Performance .............................................................................................. 7
Better Performance ........................................................................................... 7
Good Performance ............................................................................................. 8
Memory RAS Features ............................................................................................... 13
Sparing ............................................................................................................. 13
Mirroring ........................................................................................................... 14
Tables
Table 1. Quick Reference R810, R910, and M910 Memory Guide ............................................ 3
Table 2. Quick Comparison Intel Xeon 5500-5600 Series to Intel Xeon 7500-6500 ....................... 3
Table 3. Intel Xeon 7500/6500 Series Processor Performance and Max Memory Speed ................ 17
Figures
Figure 1. FlexMem Bridge Illustration ............................................................................ 5
Figure 2. R810 and M910 Series Servers Memory Illustration ................................................. 6
Figure 3. R910 Series Servers Memory Illustration .............................................................. 7
Figure 4. R910 Relative Memory Bandwidth for the Intel Xeon 7500 Series Processors .................. 8
Figure 5. M910/R810 Relative Memory Bandwidth for the Intel Xeon 6500 and 7500 Series Processors 9
Figure 6. R910 With 64 Identical DIMMs, 2 DIMMs Per Channel .............................................. 10
Figure 7. R810 or M910 With 32 Identical DIMMs, 2 DIMMs Per Channel ................................... 11
Figure 8. R910 With 32 Identical DIMMs, 1 DIMM Per Channel ............................................... 12
Figure 9. R810 and M910 With 16 Identical DIMMs, 1 DIMM Per Channel ................................... 13
Figure 10. Example of Sparing for Dual Rank and Quad Rank DIMMs ...................................... 14
Figure 11. Example of R910 Intra-Socket Mirroring .......................................................... 15
Figure 12. Example of R810 and M910 Intra-Node Mirroring ............................................... 16
Figure 13. Example of R810 and M910 Inter-Socket Mirroring ............................................. 17