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Can the Steam Deck (RDNA2 iGPU) run Total War: Warhammer III? (2026)

✅ Yes

~63 FPS at 1080p with optimized settings

The Steam Deck (RDNA2 iGPU) is a handheld card with 4GB of VRAM, and Total War: Warhammer III is a demanding, graphically heavy game. Paired with a balanced Intel Core i5-8600K-class CPU it averages about 63 FPS at 1080p with FrameCoach's tuned settings — up from roughly 27 FPS with everything on High.

Resolution	All-High FPS	Optimized FPS
1080p	27	63
1440p	16	40
4K	9	23

💡 Total War: Warhammer III: Massive battles are very CPU-heavy; lower Unit Detail first.

🚀 Biggest free win: enable FSR (Balanced) — about +55% FPS for a small sharpness trade.

At 1080p expect around 63 FPS, at 1440p about 40 FPS, and at 4K roughly 23 FPS with optimized settings. The single biggest improvement is FSR upscaling — set it to Quality.

🎛 See the full best-settings guide for Total War: Warhammer III on the Steam Deck (RDNA2 iGPU) →

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Can other GPUs run Total War: Warhammer III?

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Frequently asked

Can the Steam Deck (RDNA2 iGPU) run Total War: Warhammer III?

Yes. With FrameCoach's optimized balanced settings, the Steam Deck (RDNA2 iGPU) averages about 63 FPS at 1080p in Total War: Warhammer III.

What FPS does the Steam Deck (RDNA2 iGPU) get in Total War: Warhammer III at 1080p?

Around 63 FPS at 1080p with optimized settings (up from about 27 FPS on all-High).

How do I make Total War: Warhammer III run better on the Steam Deck (RDNA2 iGPU)?

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.