The Steam Deck (RDNA2 iGPU) is a handheld card with 4GB of VRAM, and Grand Theft Auto V is a moderately demanding game. Paired with a balanced Intel Core i5-8600K-class CPU it averages about 65 FPS at 1080p with FrameCoach's tuned settings — up from roughly 39 FPS with everything on High.
| Resolution | All-High FPS | Optimized FPS |
|---|---|---|
| 1080p | 39 | 65 |
| 1440p | 23 | 62 |
| 4K | 13 | 46 |
At 1080p expect around 65 FPS, at 1440p about 62 FPS, and at 4K roughly 46 FPS with optimized settings. The single biggest improvement is FSR upscaling — set it to Quality.
🎛 See the full best-settings guide for Grand Theft Auto V on the Steam Deck (RDNA2 iGPU) →
⚡ Check your exact CPU & target FPS in the optimizer →
Yes. With FrameCoach's optimized balanced settings, the Steam Deck (RDNA2 iGPU) averages about 65 FPS at 1080p in Grand Theft Auto V.
Around 65 FPS at 1080p with optimized settings (up from about 39 FPS on all-High).
Turn on FSR (Balanced) for the biggest free boost, 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.