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HP ProLiant DL360e Configuring and using DDR3 memory with HP ProLiant Gen8 Ser - Page 25

For more information, Online DDR3 Memory Configuration Tool, DDR3 memory technology, Technology brief

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For more information Visit the URLs listed below if you need additional information. Resource description Online DDR3 Memory Configuration Tool Web address www.hp.com/go/ddr3memory-configurator DDR3 memory technology Technology brief, 2nd edition HP Advanced Memory Error Detection Technology Technology brief http://h20000.www2.hp.com/bc/docs/support/SupportMan ual/c02126499/c02126499.pdf http://h20000.www2.hp.com/bc/docs/support/SupportMan ual/c02878598/c02878598.pdf © Copyright 2012 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice. The only warranties for HP products and services are set forth in the express warranty statements accompanying such products and services. Nothing herein should be construed as constituting an additional warranty. HP shall not be liable for technical or editorial errors or omissions contained herein. Intel® and Xeon® are registered trademarks of Intel Corporation.

Section	Page
Introduction	3
Overview of DDR3 memory technology	3
Basics of DDR3 memory technology	3
DDR3 Memory Technology	3
DDR3 Speeds	3
Basics of DIMMs	4
DRAM technology	4
Ranks	4
Speed	4
DDR3 DIMM types	5
Unbuffered DIMMs	5
Registered DIMMs	5
Load Reduced DIMMs	5
HP SmartMemory	6
HP Advanced Memory Error Detection	6
ProLiant Gen8 memory architecture and DDR3 Memory	7
ProLiant Gen8 memory Architecture	7
HP ProLiant Gen8 Servers	8
HP ProLiant Gen8 Processors	8
DDR3 memory for HP ProLiant Gen8 servers	9
Populating memory in HP ProLiant Gen8 servers	10
HP ProLiant Gen8 memory slot configurations	10
Population rules for HP ProLiant Gen8 servers	10
Rules for populating processors and DIMM slots	10
Rules for DIMM types	10
General rules	11
DIMM Population Order	11
Memory system operating speeds	12
Mixing DIMM speeds and DIMMs/channel	13
General population guidelines	13
Optimizing memory configurations	13
Optimizing for capacity	13
Optimizing for performance	14
Factors influencing latency	14
Factors influencing memory throughput	15
Number of memory channels and throughput	15
Memory speed and throughput	16
Number of DIMMs per channel and throughput	17
Mixing DIMM sizes	19
General guidelines	19
Optimizing for lowest power consumption	19
DIMM types and power consumption	19
Memory speed and power consumption	20
General guidelines when optimizing for power consumption	21
Optimizing for Resiliency	21
Understanding unbalanced memory configurations	22
0TMemory configurations that are unbalanced across channels	22
0TMemory configurations that are unbalanced across Processors	22
BIOS Settings for memory	23
Controlling Memory Speed	23
Setting Maximum Memory Bus Frequency	23
Setting Memory Interleave	24
Diasabling Memory Interleaving	24
Setting Node Interleaving	24
For more information	25
Appendix A	26
Sample Configurations for 2P ProLiant Gen8 servers	26
24 DIMM slot servers	26