# Nebius Mäntsälä Data Center

AI data center campus tracked on DEPLOY: announced-vs-energized capacity, each figure dated and sourced.

- **Canonical ID:** dee2544a-dedc-4d29-9109-1e969a496373
- **Type:** AI data center campus
- **Location:** Mäntsälä, Uusimaa, Finland (Eurosatory 2026 showcase), Europe
- **Lifecycle state:** partially_energized
- **Announced capacity (GW):** 0.075
- **Energized capacity (GW):** 0.025
- **Announced-to-energized gap (GW):** 0.05

## Capacity ledger (append-only, dated, sourced)

- announced: 0.075 GW · claimed · as of 2024-10-01 · https://nebius.com/newsroom/nebius-to-triple-capacity-at-finland-data-center-to-75-mw
- energized: 0.025 GW · reported · as of 2024-06-01 · https://nebius.com/newsroom/nebius-to-triple-capacity-at-finland-data-center-to-75-mw

## Parties

- NVIDIA (chip_supplier): https://registry.deploy.report/companies/nvidia

## Common questions


**What is Nebius Mäntsälä Data Center?**

Nebius Mäntsälä Data Center is an AI data center campus tracked on the DEPLOY registry, located in Mäntsälä. DEPLOY records its capacity as a dated, sourced ledger: announced gigawatts versus actually energized gigawatts, never a press-release total.

**How much power will Nebius Mäntsälä Data Center use?**

Nebius Mäntsälä Data Center has 0.07 GW of announced capacity on the DEPLOY registry, of which 0.03 GW is recorded as energized, an announced-to-energized gap of 0.05 GW. Each figure is individually dated and sourced.

**Is Nebius Mäntsälä Data Center operating yet?**

As of the most recent verification on the DEPLOY registry, Nebius Mäntsälä Data Center is partially energized. DEPLOY tracks the lifecycle from announced through energized, so the current state reflects sourced evidence, not the original announcement.

**How verified is the data on Nebius Mäntsälä Data Center?**

A human editor has reviewed this record for the indexed registry. Every capacity figure is an append-only, dated claim resolved to the highest-evidence tier; superseded claims are kept but excluded from the current view.

## Sources

- Nebius to triple capacity at Finland data center to 75 MW: https://nebius.com/newsroom/nebius-to-triple-capacity-at-finland-data-center-to-75-mw
- Nebius to triple capacity at Finland data center to 75 MW: https://www.datacenter-forum.com/datacenter-forum/nebius-to-triple-capacity-at-finland-data-center-to-75-mw

Canonical: https://registry.deploy.report/datacenters/nebius-mantsala
JSON: https://registry.deploy.report/v1/datacenters/nebius-mantsala