Project Zomboid Server RAM Calculator

Project Zomboid RAM needs depend on player count, world size, and mod/plugin load. Small private servers often work with low RAM, while larger or heavily customized servers need significantly more.

For a small private Project Zomboid setup, start around your plan minimum and monitor usage. If memory usage regularly stays high, move up one tier.

Mods and plugins can increase memory usage quickly on a Project Zomboid server, especially content-heavy packs. Light setups usually need a small buffer, while heavy stacks can require multiple extra GB.

Yes. You can scale RAM on your Project Zomboid server at any time, so it is safe to start near baseline and expand when your player activity or content grows.

For a Project Zomboid server, both matter. RAM determines how much data stays in memory, while CPU affects tick/update processing speed. Balanced resources usually provide the best gameplay stability.