The NVIDIA GeForce RTX 5090 struggles to deliver smooth 6K gaming, revealing a significant performance gap for buyers targeting ultra-high-resolution displays. TechSpot tested the card on the Samsung Odyssey G80HS, the world's first true 6K gaming monitor, and found that the GPU cannot maintain playable frame rates with maximum settings. This finding matters because it challenges the assumption that flagship GPUs can easily handle resolutions beyond 4K. Gamers expecting seamless 6K performance with ray tracing enabled will likely face choppy visuals.
TechSpot benchmarks the flagship GPU on a 6144×3456 display
The testing setup featured the Samsung Odyssey G80HS, which supports a 6144×3456 resolution at a 165Hz refresh rate. The monitor costs $1,600 USD (around $1,600). NVIDIA’s RTX 5090 retails for $4,700 USD (around $4,700). TechSpot noted that the RTX 5090 is not fast enough for the type of gaming they are exploring, specifically resolutions beyond 4K. The review highlights that 6K is better suited for productivity, desktop applications, and creator workflows rather than high-end gaming.
Performance benchmarks show that upgrading from 4K to 6K typically halves the frame rate on the RTX 5090. In Cyberpunk 2077 with RT Overdrive, the card achieved only 42 fps at 6K, compared to roughly 84 fps at 4K. With DLSS Performance enabled, the frame rate improved to 72 fps. Doom: The Dark Ages dropped to 43 fps with path tracing but reached 82 fps without it. Red Desert fell below 30 fps on cinematic settings but hit 66 fps with balanced DLSS.
Other titles showed similar trends, with frame rates often hovering around or below 60 fps at 6K. Mafia: The Old Country managed 54 fps on Epic settings. Assassin's Creed Black Flag Resynced ran at 57 fps, improving to 74 fps with manual scaling. Forza Horizon 6 reached 56 fps with ray tracing, while Battlefield 6 and Marvel Rivals both hit 77 fps. The RTX 5070 Ti was deemed largely unsuitable for 6K gaming, often dropping below 60 fps even at lower settings.
We've been tracking GeForce RTX 5090 closely — see our earlier coverage on RTX 5090 Smokes After 5 Minutes. The current hardware landscape suggests that 6K gaming is not yet viable for most modern titles without significant upscaling. Future hardware generations may improve this situation, but for now, the RTX 5090 is not the solution for native 6K gaming. Buyers should consider 4K monitors or rely on upscaling technologies for a smoother experience.
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