BIOS Performance and Power Tuning Guidelines ... - Dell Community
BIOS Performance and Power Tuning Guidelines ... - Dell Community
BIOS Performance and Power Tuning Guidelines ... - Dell Community
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<strong>BIOS</strong> <strong>Performance</strong> <strong>and</strong> <strong>Power</strong> <strong>Tuning</strong> <strong>Guidelines</strong> for <strong>Dell</strong> <strong>Power</strong>Edge 12th Generation Servers<br />
Contents<br />
Executive summary ............................................................................................................................................... 5<br />
Introduction ........................................................................................................................................................... 5<br />
<strong>BIOS</strong> features overview ........................................................................................................................................ 5<br />
Test methodology ................................................................................................................................................. 6<br />
<strong>Power</strong> collection methodology ....................................................................................................................... 7<br />
<strong>BIOS</strong> Memory Settings section ............................................................................................................................ 7<br />
Memory settings ................................................................................................................................................ 9<br />
Memory operating mode ............................................................................................................................... 10<br />
<strong>Performance</strong> impacts of Advanced ECC <strong>and</strong> Optimizer Mode ...............................................................13<br />
Node Interleave ............................................................................................................................................... 14<br />
<strong>BIOS</strong> Processor Settings section ...................................................................................................................... 16<br />
Logical Processor ............................................................................................................................................ 16<br />
QPI Speed ......................................................................................................................................................... 18<br />
Alternate RTID setting..................................................................................................................................... 19<br />
Virtualization technology ................................................................................................................................... 19<br />
Processor prefetchers .................................................................................................................................... 19<br />
Execute disable ................................................................................................................................................ 19<br />
Number of cores per processor ................................................................................................................... 19<br />
Logical processor idling ................................................................................................................................. 20<br />
<strong>BIOS</strong> System Profile Settings section ............................................................................................................... 20<br />
System Profiles comparison ...........................................................................................................................21<br />
<strong>Performance</strong> <strong>and</strong> power comparisons of System Profiles ...................................................................... 22<br />
Turbo Boost...................................................................................................................................................... 28<br />
C-States <strong>and</strong> C1E options ...............................................................................................................................31<br />
Monitor/Mwait ................................................................................................................................................. 32<br />
Collaborative CPU <strong>Performance</strong> Control ................................................................................................... 33<br />
Memory Management section .......................................................................................................................... 33<br />
Memory frequency .......................................................................................................................................... 34<br />
Memory operating voltage ............................................................................................................................ 34<br />
Conclusion ........................................................................................................................................................... 34<br />
References ............................................................................................................................................................ 36<br />
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