Now the Smooth Motion function can only be used for owners of RTX 50 series cards, but NVIDIA has confirmed that it will be used for RTX 40 cards in one of the future updates. The release date of this update has not yet been determined, because the company is still testing and controlling the function on older models.
This step was a surprise for many people, because the previous Nvidia limited some new technologies with the latest cards. However, by following the approach (as in DLSS4), NVIDIA is now expanding its proper movement function to a wider graphics card
Source: Ferra

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