Valheim Server Setup

Quick answer: Valheim dedicated: 2–4 GB RAM for small groups, 4–8 GB for larger worlds. Connection issues → open ports 2456–2458 UDP.

Common problems

Server won't start → Setup
Lag with many builds → Performance

Guides

Related guides

Gameserver hub

Frequently asked questions (FAQ)

How much RAM for Valheim server?

2–4 GB for small groups, 4–8 GB for 10+ players with many builds.

Valheim server lagging?

Too little RAM, many builds/entities, weak CPU. Lower view distance and restart regularly.

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