Can Steam Deck Run Dungeon Siege III?
Steam Deck compatibility check and performance analysis
Unknown: not yet tested by Valve
Valve's official Steam Deck compatibility rating for Dungeon Siege III
Spec-based estimate
Overkill: Steam Deck crushes this
ProtonDB Rating
Community Linux/Deck compatibility
Performance Estimate
Based on the Steam Deck GPU (RDNA 2, about a Radeon RX 560, 4,550 pts) at its native 1280x800. Real performance depends on the game's optimization and Proton.
Spec Comparison
| Component | Steam Deck | Minimum | Recommended | Status |
|---|---|---|---|---|
| GPU | RDNA 2 (Score: 4,550) | ATI Radeon HD 3870 or NVIDIA 9800 GT (500) | ATI Radeon HD 4870 or NVIDIA GTX 260 | Pass |
| CPU | Zen 2, 4c/8t (Score: ~15,000) | Core 2 Duo 2.5 GHz or equivalent | Core i5 750 2.67 GHz or equivalent | — |
| RAM | 16 GB LPDDR5 | 1.5 GB | 2 GB | Pass |
| Storage | 64GB / 256GB / 512GB / 1TB | 4 GB | — | — |
| Display | 1280x800, 7" / 7.4" OLED | — | OK | |
Frequently Asked Questions
Can Steam Deck run Dungeon Siege III?
Dungeon Siege III has not been officially tested on Steam Deck by Valve. Based on hardware specs alone, our estimate is S (Overkill). ProtonDB rates it as "platinum".
What settings should I use for Dungeon Siege III on Steam Deck?
For Dungeon Siege III on Steam Deck we estimate: Ultra / High at 800p, 60+ FPS. On PC the game recommends a GeForce GTX 260; the Deck's GPU is roughly a Radeon RX 560 (4,550 pts) and meets that on paper. Start at medium settings and adjust based on frame rate.
Does Dungeon Siege III have Steam Deck verified status?
Dungeon Siege III has not received a Steam Deck verification status from Valve yet. Its compatibility is unknown and may change as Valve keeps testing.
