Games like X3: Terran Conflict for the Steam Machine
Matched by shared genres and a comparable Steam Machine verdict — estimated or community-reported unless labeled “measured”.

Homeworld 3
Runs greatPlayable, with caveatsNot yet tested
Simulation · Strategy

Space Empires: Starfury
Not yet testedNot yet testedNot yet tested
Action · Strategy

Space Empires III
Not yet testedNot yet testedNot yet tested
Strategy

Sins of a Solar Empire II
Runs greatPlayable, with caveatsNot yet tested
Simulation · Strategy

Stellaris
Runs greatPlayable, with caveatsNot yet tested
Simulation · Strategy

Space Empires V
Not yet testedNot yet testedNot yet tested
Strategy

Galactic Civilizations III
Runs greatPlayable, with caveatsNot yet tested
Strategy

Space Empires II
Not yet testedNot yet testedNot yet tested
Strategy

ARMA 2
Runs greatPlayable, with caveatsNot yet tested
Action · Simulation · Strategy

Arma 2: Operation Arrowhead
Runs greatPlayable, with caveatsNot yet tested
Action · Simulation · Strategy

ARMA: Cold War Assault
Runs greatPlayable, with caveatsNot yet tested
Action · Simulation · Strategy

ARMA: Gold Edition
Runs greatPlayable, with caveatsNot yet tested
Action · Simulation · Strategy

Port Royale 3
Runs greatPlayable, with caveatsNot yet tested
Action · Simulation · Strategy

Iron Sky: Invasion
Runs greatPlayable, with caveatsNot yet tested
Action · Simulation · Strategy

Men of War: Assault Squad 2
Runs greatPlayable, with caveatsNot yet tested
Action · Simulation · Strategy

Faces of War
Runs greatPlayable, with caveatsNot yet tested
Action · Simulation · Strategy

Arma 2
Compatibility issueCompatibility issueNot yet tested
Action · Simulation · Strategy

Warhammer 40,000: Dawn of War III
Runs greatPlayable, with caveatsNot yet tested
Action · Simulation · Strategy

Steel Division: Normandy 44
Runs greatPlayable, with caveatsNot yet tested
Action · Simulation · Strategy

X4: Foundations
Runs greatRuns greatNot yet tested
Action · Simulation · Strategy

Iron Warriors: T-72 Tank Command
Not yet testedNot yet testedNot yet tested
Action · Simulation · Strategy

Iron Front: Digital War Edition
Not yet testedNot yet testedNot yet tested
Action · Simulation · Strategy

Animal Revolt Battle Simulator
Runs greatPlayable, with caveatsNot yet tested
Action · Simulation · Strategy

A Total War Saga: TROY
Runs greatPlayable, with caveatsNot yet tested
Action · Simulation · Strategy