Why WirelessAX/Wifi6 test doesn't reach the required speed with Realtek RTL8852BE ?

Solution In Progress - Updated -

Issue

  • While performing the WirelessAX/Wifi6 test on RHEL with Realtek RTL8852BE controller on Precision 3490/3590/3591, we are getting around 800~850 Mbps speed only instead of 960 Mbps which is 80% of 1200 Mbps of required speed

Environment

  • Red Hat Enterprise Linux 9.4
  • Realtek RTL8852BE

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