Who owns Leonardo (supercomputer)?

Leonardo (supercomputer) is owned and operated by Cineca.

How clean is the grid behind Leonardo (supercomputer)?

Leonardo (supercomputer) runs on Italy's grid, which was 285 gCO₂/kWh and 49% clean in 2025 (Ember).

Where is Leonardo (supercomputer) located?

Leonardo (supercomputer) is in Emilia-Romagna, Italy.

Mapped (unverified)

Leonardo (supercomputer)

Emilia-Romagna, Italy

Source: OpenStreetMap

Leonardo (supercomputer) is a mapped data center in Emilia-Romagna, Italy, operated by Cineca. It runs on Italy's grid, which was 51% fossil-fuelled at 285 gCO₂e/kWh in 2025 (Ember).

Reporting by Eric Keller · Updated Jun 14, 2026

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Grid carbon

285 gCO₂/kWh

Clean electricity

49%

DC power price

18.69¢/kWh

Region

Emilia-Romagna

Attribution & capacity confidence:mediumprimary source

Status · click to filter

Most sites are mapped — located but awaiting a second source. How we verify

Dot size = disclosed capacity (MW). Smallest = undisclosed, not small.

Overview

source: link

Leonardo is a supercomputer mapped in Italy and operated by Cineca, the consortium that runs the site as a CINECA data center. Available records identify Cineca as the operator but do not disclose an ultimate parent, capacity, or environmental data for the facility.

Operator chain

Ultimate parent
Cineca
Files as
Cineca
This facility
Leonardo (supercomputer)

The grid behind this site

source: Ember · Eurostat

Grid carbon intensity

285 gCO₂/kWh

Clean electricity

49%

Fossil electricity

51%

Data-center power price

18.69¢/kWh

A large data center in Italy pays 18.69¢/kWh for electricity — a household pays 31.11¢, 40% more than the data center (Eurostat).

National grid context, not this facility's own metering. Full country picture: Italy data centers.

In the news

source: Google News (local + English)