The Steam Deck (RDNA2 iGPU) is a handheld card with 4GB of VRAM, and Rainbow Six Siege is a lightweight, high-frame-rate esports title. Paired with a balanced Intel Core i5-8600K-class CPU it averages about 70 FPS at 1080p with FrameCoach's tuned settings — up from roughly 71 FPS with everything on High.
| Resolution | All-High FPS | Optimized FPS |
|---|---|---|
| 1080p | 71 | 70 |
| 1440p | 43 | 65 |
| 4K | 24 | 58 |
At 1080p expect around 70 FPS, at 1440p about 65 FPS, and at 4K roughly 58 FPS with optimized settings. Rainbow Six Siege doesn't use upscaling, so the gains come from trimming the heaviest settings.
🎛 See the full best-settings guide for Rainbow Six Siege on the Steam Deck (RDNA2 iGPU) →
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Yes. With FrameCoach's optimized balanced settings, the Steam Deck (RDNA2 iGPU) averages about 70 FPS at 1080p in Rainbow Six Siege.
Around 70 FPS at 1080p with optimized settings (up from about 71 FPS on all-High).
keep ray tracing off, and lower the heaviest settings a notch. FrameCoach's full per-setting guide for this exact combo shows what each option costs.
FPS figures are estimates from a generalized model (hardware tier × game load × per-setting weights), not live benchmarks — real performance varies by scene, drivers and game version.