Endless Space - Collection is a turn-based 4X strategy game in which you guide one of several distinct civilizations across procedurally generated galaxies. You expand by colonizing star systems, exploit resources to grow your economy, research branching technology trees, conduct diplomacy or wage fleet warfare, and pursue victory through conquest, wonders, or supremacy. Most players settle in for long single-player campaigns against AI or occasional multiplayer sessions, often spending dozens of hours per playthrough as galaxies grow to hundreds of systems and multiple empires. At 1440p the experience benefits from sharper text, clearer icons, and more legible galaxy maps that make managing complex empires less straining on the eyes during extended sessions. The higher resolution adds very little rendering load thanks to the game's modest Unreal Engine 3 visuals, so the dominant performance factor remains CPU performance. Late-game turns with large empires, numerous fleets, diplomatic relations, and simulation layers create the real workload. Players commonly encounter progressively longer turn processing times after 100+ turns, along with occasional UI lag when opening dense research screens or scanning across crowded star maps. Common pain points include assuming the game is primarily GPU-limited because of its space-opera art style, leading many to overspend on high-end graphics cards while skimping on CPU cores and single-thread speed. In reality, the simulation grows more demanding as your empire scales, making a strong modern processor far more valuable than extra VRAM or rasterization horsepower. Before choosing a PC for 1440p Endless Space, understand that smooth, frustration-free campaigns depend on quick turn resolution and responsive interfaces more than on raw frame rates or visual effects.