The AMD RX 580 (4GB) is a entry-level card with 4GB of VRAM, and Arma 3 is a moderately demanding game. Paired with a balanced Intel Core i5-8600K-class CPU it averages about 66 FPS at 1080p with FrameCoach's tuned settings — up from roughly 42 FPS with everything on High.
| Resolution | All-High FPS | Optimized FPS |
|---|---|---|
| 1080p | 42 | 66 |
| 1440p | 25 | 62 |
| 4K | 14 | 37 |
At 1080p expect around 66 FPS, at 1440p about 62 FPS, and at 4K roughly 37 FPS with optimized settings. The single biggest improvement is FSR upscaling — set it to Quality.
🎛 See the full best-settings guide for Arma 3 on the AMD RX 580 (4GB) →
⚡ Check your exact CPU & target FPS in the optimizer →
Yes. With FrameCoach's optimized balanced settings, the AMD RX 580 (4GB) averages about 66 FPS at 1080p in Arma 3.
Around 66 FPS at 1080p with optimized settings (up from about 42 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.