The "Out of Memory" error in Cossacks 3 is almost always a . It is rarely about your physical RAM (the sticks in your computer). Instead, it refers to two specific, more limiting resources:
Analysis revealed that particle effects (smoke, cannon fire, dust) are allocated via new but not consistently freed when effects are culled off-screen. Specifically, the CParticleManager::Update() function failed to call delete on effects older than 10 seconds during high frame loss scenarios. cossacks 3 out of memory