3-4 GB — Works for a Paper or Spigot server with 10-15 players and a moderate number of plugins. 6-8 GB — Needed for modded servers with up to 100 mods or larger communities of 20+ players. 10-16 GB — Required for heavy modpacks like All the Mods, Pixelmon, or servers with 50+ players.. Unsure of how much RAM you need for your next Minecraft server? Our RAM calculator will help you with the most accurate and up to date data models for Vanilla, Plugin and Modded Minecraft servers!
Free Minecraft server calculator for 2026. Calculate exact RAM, CPU cores, storage, and bandwidth needs for Java/Bedrock servers. Compare Paper vs Spigot vs Forge. Get hosting recommendations and cost estimates.. A Minecraft server will only feel smooth if CPU, storage, and RAM work together. You can check out our blog on How to Optimize Your Minecraft Server for more in-depth guide on server optimization.