Sea of Thieves is a shared-world multiplayer pirate adventure built on Unreal Engine 4 where players sail ships across procedurally generated seas, hunt treasure for trading companies, battle skeleton forts, and engage in PvP ship fights with other crews. Most players experience it in crews of 2-4 on High Seas servers, mixing cooperative voyages with opportunistic player encounters that create emergent stories rather than scripted campaigns. At 1080p the game remains accessible yet still exposes its core performance characteristics: heavy world streaming as you approach islands, CPU-bound simulation during dense events or player gatherings, and particle effects from cannon fire, storms, and volcanic activity. Traversal stutter from texture and asset loading is the most common frustration, especially when hard drives or slow SSDs are used. Multiplayer synchronization and AI calculations add further load in busy sessions, making stable frame pacing more important than raw resolution or ultra settings. Players often underestimate the CPU demands because the stylized visuals look modest on paper. In reality, the game can feel unresponsive during faction battles or near crowded outposts if the processor lacks enough cores and cache to handle simulation alongside the GPU. Fast storage is equally critical; traditional drives cause visible hitches every time the game streams new cosmetics, ship customizations, or island details. Before choosing parts, understand that Sea of Thieves rewards balanced systems that prioritize low-latency loading and steady minimum frame rates over flagship GPUs.