Day of Defeat: Source on the Steam Machine
Can the Steam Machine run Day of Defeat: Source?
Yes — Day of Defeat: Source, a 2010 action game, rates green on the Steam Machine at 1080p.
Derived from Valve's SteamOS rating (Playable on the far weaker Deck), not a measured frame-rate.
Key facts: Day of Defeat: Source on Steam Machine
- Compatibility
- Runs great (works). Inferred from Valve's SteamOS compatibility rating.
- Device & mode
- Steam Machine: Runs great — Runs locally on SteamOS (1080p default)
- Steam Deck: Deck Playable — Runs locally on the handheld (800p)
- Steam Frame: Native status: unknown — Flatscreen — streamed from a Steam Machine to a virtual screen; native play not rated
- Performance
- No frame-rate data — we don't publish a number we don't hold.
- Conditions
- None recorded — there is no frame-rate test to describe.
- Basis
- Derived from SteamOS compatibility · 2 sources (2 linked) · data as of · methodology
- Limitations
- No frame-rate measured — the verdict is inferred from Valve's SteamOS compatibility rating.
- Not recorded here: anti-cheat status, frame generation, game / SteamOS / Proton versions.
At a glance across Valve's SteamOS devices
Analysis — Day of Defeat: Source on the Steam Machine
This kind of action game is GPU-bound on the Machine: the frame-rate follows resolution and post-processing. FSR is the main lever when frames get tight; effects and shadows go before textures.
35 ProtonDB reports rate it Platinum (runs perfectly out of the box), in line with Valve's Deck Playable rating.
Frequently asked
Is Day of Defeat: Source Steam Deck Verified?
Day of Defeat: Source is rated Playable on the Steam Deck — it runs, with some manual settings tweaks.
Search other key stores for Day of Defeat: Source — stock and price aren't checked by us (not Steam)
Real Steam Machine FPS reports like yours replace our derived estimates, one game at a time.
Submit a resultDay of Defeat: Source appears in
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How we know this
Inferred from this title's official SteamOS compatibility rating, scaled to the Machine's roughly 6× Deck GPU power.
- Valve SteamOS compatibility: Compatible · Valve (Steam store)
- ProtonDB: Platinum, 35 reports · ProtonDBIndependent community signal shown alongside our verdict, not used to compute it.
Every verdict is labelled by confidence. Numbers are estimates unless tagged “measured.”
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