Network Tuning – BIOS settings for Mellanox Network cards

How to configure the BIOS of a Mellanox Network Card for best performance.

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

Adjust the following BIOS settings

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

Procedure

  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
  1. Go to CPU Power Management Configuration > Power Technology
  2. Set Power Technology to [Max Performance]
  3. Set Energy/Performance Bias to [Performance]
KB6 - 4 BIOS

Save and Reboot for these settings to take effect

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