RTX 4090 runs Cities: Skylines - Sunset Harbor at approximately ~125 FPS at 1080p High settings — verdict: SMOOTH. At 1440p: ~85 FPS (SMOOTH). At 4K: ~56 FPS (PLAYABLE).
The RTX 4090 delivers ~125 FPS in Cities: Skylines - Sunset Harbor at 1080P High settings — exceeding the 60 FPS smooth-play threshold by 65 FPS. This GPU is a strong match for high-refresh-rate monitors on this title. No upgrade needed.
Performance Optimizer
Live SimulationFrequently asked questions — RTX 4090 & Cities: Skylines - Sunset Harbor
Can I run Cities: Skylines - Sunset Harbor on RTX 4090?
Yes. The RTX 4090 delivers approximately 125 FPS in Cities: Skylines - Sunset Harbor at 1080p High settings. This exceeds the 60 FPS smooth-play threshold — gameplay is fluid without any adjustments needed.
What FPS does RTX 4090 get in Cities: Skylines - Sunset Harbor at 1440p?
The RTX 4090 averages approximately 85 FPS in Cities: Skylines - Sunset Harbor at 1440p High settings — verdict: SMOOTH. Excellent result for high-refresh-rate 1440p monitors.
Can RTX 4090 run Cities: Skylines - Sunset Harbor at 4K?
The RTX 4090 averages approximately 56 FPS in Cities: Skylines - Sunset Harbor at 4K High settings — verdict: PLAYABLE. 4K is achievable but reducing to Medium settings will significantly improve frame pacing.
About Cities: Skylines - Sunset Harbor
Ahoy! Cities: Skylines - Sunset Harbor introduces the fishing industry, new mass transit options, and important city services. Increase the entertainment of your city by taking flight with helicopters and private planes. Create cities across five new maps and build fishing infrastructure to develop your agricultural industry.
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