I would say no, if the 23.11 drivers are working well on your system I wouldn't change back.
I had the 23.11 drivers and they sped MOH up quite a bit but I had stability options (blue screens of death), so I rolled back to the 2.1.8.3 drivers.
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Lady Astor: "Winston, if I were your wife I'd put poison in your coffee."
Winston Churchill: "Nancy, if I were your husband I'd drink it."