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Network Tuning – BIOS settings for Mellanox Network cards

This article documents the BIOS parameter settings to achieve the best performance for Mellanox Network Cards.

Adjust the following BIOS settings

  • Disable Hyper-Threading
  • Set CPU Power to High Performance


  1. Boot to BIOS and go to Advanced
  2. Select CPU Configuration

KB6 - 1 BIOS

Disable Hyper-Threading

KB6 - 2 BIOS

Enable Power Performance Parameters

KB6 - 3 BIOS

Go to CPU Power Management Configuration > Power Technology
Set Power Technology to [Max Performance]
Set Energy/Performance Bias to [Performance]

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Save and Reboot to take effect

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