DLSS 5 Mod Doubles FPS via Second GPU — SkimNews
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- DLSS 5 had an official release with NBA 2K27, and the .DLL file quickly spread to other titles through PC gaming community modding efforts.
- Neural Coprocessor, a mod by Marcelo Guibout, shifts neural rendering to a second GPU while the first handles rendering, demonstrated The Blood of Dawnwalker running up to 127% faster on a dual RTX 5060 Ti setup with each card on its own display.
- The Neural Coprocessor's trade-off is doubled display latency, since rendered frames must pass through a second GPU for neural processing before reaching the monitor.
- Neural Upstream, a separate mod by Matias Lombo, runs the neural processing step before DLSS upscaling rather than at the end of the pipeline, reducing computation cost on the smaller pre-upscaled image.
- Editor Will Judd noted DLSS 5 imposes roughly 8-12ms of rendering time under Nvidia-intended conditions, essentially halving frame rates with a corresponding latency increase.
- Nvidia itself has hinted at a future 7x speed-up versus the initial DLSS 5 showing, suggesting the current performance penalty may be transitional rather than permanent.
- A reader poll found 29% of respondents don't plan to use DLSS 5 in future, with another 23% waiting for official support in a game they like.
Why it matters: DLSS 5's compute cost—roughly halving frame rates and adding 8-12ms of latency—forces users toward workarounds like dual-GPU setups or upstream repositioning. With Nvidia itself hinting at a future 7x speed-up, the present performance penalty reads as a transitional tax, but the 29% of polled users already rejecting it shows adoption remains an uphill battle.
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