Civil War: Battle of Petersburg on the Steam Machine

Not yet testedDerived from SteamOS compatibility

Can the Steam Machine run Civil War: Battle of Petersburg?

Civil War: Battle of Petersburg isn't rated for the Steam Machine yet — Steam publishes no SteamOS compatibility signal for it, and we'd rather say so than guess.

Buy on Steam — $11.99US Steam price as of Oct 24, 2026; yours may differ by region.

We'll publish a verdict as data arrives.

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Key facts: Civil War: Battle of Petersburg on Steam Machine

Compatibility: Not yet tested (unknown). No SteamOS compatibility signal for the Steam Machine yet.
Device & mode: Steam Machine: Not yet tested — Runs locally on SteamOS (1080p default)
Steam Deck: Unrated by Valve — 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: No verdict · 0 sources (0 linked) · data as of June 2026 · methodology
Limitations: No frame-rate measured and Valve hasn't rated it for SteamOS — there is no verdict yet.
Not recorded here: anti-cheat status, frame generation, game / SteamOS / Proton versions.

Steam Machine

Not yet tested

Not yet rated

Steam Deck

Unrated

No measured data yet

Steam Frame

Flatscreen

Stream to a virtual screen

Analysis — Civil War: Battle of Petersburg on the Steam Machine

CPU vs GPU

Strategy games slow down as a campaign grows, not as resolution rises: late-game turns and big unit counts load the Machine's 6-core Zen 4 while the RX 7600-class GPU idles. Smaller maps or fewer AI opponents speed things up more than any graphics preset.

What to expect

Civil War: Battle of Petersburg has no SteamOS rating yet. A similar game we do rate, Shattered Union, lands red on the Steam Machine — a reasonable first guide until this one gets its own verdict.

On the couch

It also has shared/split-screen co-op on Steam's list, which suits a living-room box with a second controller.