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CARTIS

DATA4 PAR03 Nozay AI Campus

Nozay, Île-de-France, FrancePreconstruction
Evidence
Planned / design
250 MW
Updated
Oct 28, 2026
Utility
RTE

PAR03 is DATA4's 22-hectare Nozay AI campus, redesigned in 2025 around 250 MW of power capacity and a EUR 2 billion investment envelope. DATA4 PAR03 Nozay AI Campus is located in Nozay, Ile-de-France, FR and is a data center campus in preconstruction status.

Program relationships

DATA4 Paris-Saclay Campus Cluster · Program

Capacity

Current planned power capacity

Planned / design or future potential

250 MW

Source

Designed GPU capacity nearly

Actual

200,000 GPUs

Compute quantity or benchmark; not power capacity

Source

Operating IT capacity: Not established in published records

A missing figure does not mean zero. Planned, utility and generation figures are not operating IT capacity.

Development

Original 2023 schemeChanged or cancelled

8 buildings

Superseded by 2025 AI redesign.

2025 AI redesignAnnounced or preconstruction

Current public design; detailed building count not restated.

Milestones (2)
Original 120 MW concept announced

May 19, 2023 · Recorded actual event

Completed · Announced

Source not linked
PAR03 design and investment doubled

May 16, 2025 · Recorded actual event

Completed · Status changed

Source not linked

Participants

Brookfield Asset Management

Investor

Sources by role
Investor (1)
Investor (1)
DATA4 Group

Developer

Sources by role
Developer (1)
Developer (1)
Other participants (2)
Commune of Nozay

Government authority

Sources by role
Government authority (1)
Government authority (1)
RTE

Utility provider

Sources by role
Utility provider (1)

Capital & incentives

Capital claims

Current investment plan

Actual

€2 billion

Source

Site & development

Site area

Actual

22 hectares

Source

Site address

Actual

7 Route de Villejust, 91620 Nozay

Source

Technical specifications

Designed compute power

Actual

4 million petaFLOPS

Source

Additional project facts

Former nokia site

Actual

True

Source

Heat reuse to nozay ecodistrict planned

Actual

True

Source

Daily full time professionals claimed over

Actual

1,000 people

Source

Brookfield platform owner

Actual

True

Source

Infrastructure & permits

Technical details (2)
Heat reuse

Planned or represented

Planned supply to future Nozay eco-district; no executed service or delivery date disclosed.

Fiber

Reported context

220 providers

Public-source research. Plans may change. See Evidence for sources and qualifications.

Related projects (2)
Equinix PA12x Paris xScale

Under construction · 1-3 Rue Charles Michels, Argenteuil, Île-de-France, France

Shared participant: RTE · Same market: Île-de-France, France

Compare in a collection
Verne Ile-de-France AI Campus

Preconstruction · Ile-de-France, Île-de-France, France

Shared participant: RTE · Same market: Île-de-France, France

Compare in a collection