Modders Enable NVIDIA Smooth Motion on RTX 30 GPUs Through Experimental Compatibility Mods

Community Mods Bypass Official Restrictions

Two independent community projects have successfully enabled NVIDIA Smooth Motion on RTX 30 GPUs, circumventing the company's official hardware limitations1

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. While NVIDIA officially supports Smooth Motion only on RTX 40 series and RTX 50 series graphics cards, modders have demonstrated that the driver-level AI-based frame-generation technology can run on Ampere hardware through clever workarounds. This development matters because it extends cutting-edge rendering capabilities to millions of existing GPU owners who might otherwise need to upgrade to access these features.

How NVSmooth30 Mod Works

Developer Adeline created NVSmooth30, an experimental mod that enables Smooth Motion on RTX 30 series cards by modifying NVIDIA's NvPresent64.dll runtime behavior2

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. The mod works by bypassing GPU architecture checks that prevent Smooth Motion from initializing on Ampere hardware. It intercepts the CUDA module-loading process, retargeting compatible Ada Lovelace SM89 GPU code to work with Ampere's SM86 architecture. Unlike some compatibility layers, NVSmooth30 doesn't redistribute NVIDIA's proprietary binaries—instead, it uses the NvPresent64.dll version already installed with the user's graphics driver. Adeline initially demonstrated the project on an RTX 3050 Laptop GPU, proving that even entry-level Ampere cards could handle the technology.

Second Project Extends DLSS-G Compatibility

The dlssg_for_sm86-MFG-version project takes a different approach by building on an existing community-made compatibility layer that previously brought DLSS Frame Generation to RTX 30 series GPUs1

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. This mod uses a proxy DLL placed alongside the game's rendering executable and can be enabled through NVIDIA Profile Inspector. The latest version adds Vulkan support to the existing framework, expanding compatibility across different rendering APIs. Testing confirmed unofficial support on an RTX 3070, with RTX 3080 users also reporting success across several games and emulators.

Real-World Performance Gains

Early user reports suggest meaningful performance improvements with Smooth Motion on RTX 30 GPUs. One Reddit user confirmed the technology works in Kingdom Come: Deliverance II on an RTX 3070, while another RTX 3080 owner reported achieving approximately 130 displayed FPS, up from 65 FPS without frame generation in the same title2

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. These preliminary results suggest that Smooth Motion on RTX 30 series hardware can deliver substantial frame rate boosts similar to what RTX 40 and RTX 50 series users experience officially. The technology's driver-level implementation means it doesn't require game developers to integrate NVIDIA's SDK, unlike DLSS Frame Generation, allowing it to work across a wider range of titles that lack native frame generation support.

Technical Challenges and Limitations

Both projects remain experimental, with users reporting compatibility issues, visual artifacts, and occasional crashes1

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. The mods' functionality could break with future NVIDIA driver updates, as they rely on specific implementation details that may change. Adeline has been developing an experimental Direct3D 11-to-Direct3D 12 presentation bridge to expand compatibility with older games, but this remains in testing2

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. Installation requires placing proxy DLL files and configuring settings through NVIDIA Profile Inspector, with settings potentially needing reactivation after driver updates. Users are strongly advised against using these mods in competitive multiplayer or anti-cheat-protected games due to potential anti-cheat conflicts and the risk of corrupted frames or black screens.

What This Means for GPU Owners

These community efforts demonstrate that Ampere architecture possesses the computational capability to run NVIDIA Smooth Motion, raising questions about why official support remains restricted to newer generations. For RTX 30 series owners, these mods offer an experimental path to access advanced rendering technologies without upgrading hardware. The NVSmooth30 mod source code and installation instructions are available on GitHub as an open-source project, allowing the community to contribute improvements and expand compatibility2

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. Watch for continued development as modders refine these implementations and test compatibility across different games, drivers, and GPU models. The success of these projects follows similar community efforts that enabled DLSS Frame Generation and Multi Frame Generation on older GeForce RTX GPUs, suggesting a pattern of artificial segmentation that modders continue to challenge through technical innovation.