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LENOVO THINKSTATION 

P920 AND P720 MEMORY 
CONFIGURATOR 

 

 

 

 

 

 

 

Содержание ThinkStation P720

Страница 1: ...LENOVO THINKSTATION P920 AND P720 MEMORY CONFIGURATOR ...

Страница 2: ...Contents OVERVIEW SECTION 1 PLATFORM MEMORY ARCHITECTURE SECTION 2 P920 MEMORY CONFIGURATIONS SECTION 3 P720 MEMORY CONFIGURATIONS SECTION 4 DOCUMENT REVISION HISTORY ...

Страница 3: ... has brought with it some exciting changes to the system architecture for memory as compared to previous workstation platforms Newly added features such as support for 6 channels of memory per CPU and a higher top supported memory bus speed combine to provide users with significantly improved memory performance in their workstations Both the ThinkStation P920 and ThinkStation P720 have been design...

Страница 4: ...ull advantage of all 6 channels of memory support offered by the new Intel Xeon E5 Skylake CPUs Figure 1 below shows a visual reference of the DIMM slot layout for the P920 platform Figure 1 P920 Motherboard DIMM Layout 1 Actual memory bus speed is determined by the CPU s selected CPU 2 CPU 1 CPU1 DIMM 2 CPU1 DIMM 6 CPU1 DIMM 4 CPU1 DIMM 8 CPU1 DIMM 7 CPU1 DIMM 3 CPU1 DIMM 5 CPU1 DIMM 1 CPU2 DIMM ...

Страница 5: ...acity While the system will function with unbalanced DIMMs overall memory performance could be affected For best memory bandwidth performance Lenovo recommends optimizing the overall memory configuration to use 6 DIMMs per CPU DIMMS A1 and D1 for each CPU can be used where overall memory capacity is prioritized over memory bandwidth Once DIMM quantity and DIMM capacity have been balanced across CP...

Страница 6: ... DIMM 6 DIMM 7 DIMM 8 Note Memory configurations using 5 DIMMs or 7 DIMMs per CPU are not recommended as they are unbalanced configurations that could result in memory performance degradation 2 5 DIMM per CPU and 7 DIMM per CPU configurations will function but should be avoided as they present an unbalanced load to the CPU that could result in memory bandwidth degradation 3 8 DIMM per CPU configur...

Страница 7: ... all 6 memory channels offered by the new Intel Xeon E5 Skylake CPUs in a single DIMM per channel configuration and also support the highest memory bus speed of 2666MHz4 Figure 3 shows a visual representation of the DIMM slot layout for the P720 platform Figure 3 P720 Motherboard DIMM Slot Layout 4 Actual memory bus speed is determined by the CPU s selected CPU 1 CPU 2 CPU2 DIMM 3 CPU2 DIMM 5 CPU2...

Страница 8: ...s CPUs if necessary users should follow the recommended fill order for each CPU found in Figure 4 Largest capacity DIMMs should be installed first if using mixed DIMM capacities Figure 4 shows the recommended DIMM slot fill order for each CPU installed in the system Figure 4 P720 DIMM Slot Fill Order Recommendations of DIMMs per CPU DIMM slots used for each CPU 1 DIMM DIMM 3 2 DIMMs DIMM 3 DIMM 5 ...

Страница 9: ...Section 4 Document Revision History Version Date Author Changes Updates 1 0 11 8 2017 Cory Chapman Initial launch release ...

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