| Tier | RAM | Typical players |
|---|---|---|
| Skirmish | 6 GB | 10–20 |
| Battalion | 10 GB | 32–48 |
| Regiment | 16 GB | 64+ |
AI count and ACE stacks drive RAM. Align with ArmA 3 hosting.
Related guides
Frequently Asked Questions
Skirmish 6 GB?
Entry tier — light missions/mods.
Regiment?
64+ with heavier ACE/scripted Zeus — watch AI/HC.
Upsell?
Extra RAM / Boosted CPU — not VPS.
Need help?
If you are stuck after following this guide, open a ticket from the Chapter22 client area with the exact error, the port or DNS change you made, and whether the service listens locally (ss / Resource Monitor) but fails externally.
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