Server Size Calculator

Estimate the vCPU, RAM, storage and node count your server needs to handle real traffic — not just a guess.

Monthly visitors

1k5M+

Average pages per visit

120

Content type

Cache hit rate

0%95%

% of requests served from CDN/page cache instead of hitting your server directly.

Data, Redundancy & Growth

These shape how many nodes you need and how much headroom to build in.

Database & application data size (GB)

02000

Redundancy level

Growth headroom (applied to sizing now)

0%50%

Expected traffic growth (next 12 months)

0%200%

Your Recommended Setup

Recommended spec, per node

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Nodes needed

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Storage needed (total)

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Peak requests/second

—

Suggested server tier

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Projected spec in 12 months (at expected growth)

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Where your requests go

Served from cache

Hits your server

vCPU needed by content type

Other types

Your selection

Sizing Details

This calculator provides a ballpark estimate using common capacity-planning rules of thumb (peak traffic ≈ 5x average, Little's Law for concurrency). Actual needs vary by software stack, query complexity, and optimization — load test before committing to a production configuration.