Memory Population Requirements for Lenovo ThinkSystem Servers

This paper examines the memory population requirements of the Lenovo® ThinkSystem™ platforms based on the Intel Xeon Processor Scalable family. We describe both Intel and Lenovo specific requirements complete with various examples that show supported and unsupported memory population. This paper explains the value of using the Memory Wizard in the Lenovo Enterprise Server Configurator (LESC) as an easy way to determine the best memory configuration for ThinkSystem servers.

Introduction
Intel Xeon Scalable Family Processors
Types of DIMMs
Memory population rules
Lenovo Memory Configuration Wizard
Memory mirroring rules
Memory Sparing rules
Further reading

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Related product families

Product families related to this document are the following:

• 2-Socket Rack Servers
• 4-Socket Rack Servers
• Blade Servers
• High Density Servers
• Memory
• Mission-Critical Rack Servers
• ThinkSystem SD530 Server
• ThinkSystem SD650 Server
• ThinkSystem SN550 Server
• ThinkSystem SN850 Server
• ThinkSystem SR530 Server
• ThinkSystem SR550 Server
• ThinkSystem SR570 Server
• ThinkSystem SR590 Server
• ThinkSystem SR630 Server
• ThinkSystem SR650 Server
• ThinkSystem SR850 Server
• ThinkSystem SR860 Server
• ThinkSystem SR950 Server
• ThinkSystem ST550 Server