Under construction
Colocation
Liquid cooling
Tier III

Digital Realty MRS5

Digital Realty / Interxion · Grand Port Maritime

Planned IT
22 MW
Free to lease
22 MW
$ / kW·mo
$99
White space
92k ft²

Inventory

0% occupied

Power

22 MWlive

22 MW to lease · 0 MW in use

White space

92k ft²total

92k ft² free · — occupied

8,516 m² · 8,516 m² free

Free power is unsold critical IT at this building, not utility headroom. Space is computer-room white space.

Power

IT live—
Free to lease22 MW
Utility feed—
Campus / planned22 MW

Power cost

$99/kW·mo

10.6¢ industrial · 13.6¢ after PUE 1.28

Per MW·year
$1.2M
This site · 22 MW
$26M/yr
20 kW rack
$1,981/mo
3.2¢ cheapdear 22.4¢

3.3× the cheapest market (Iceland Landsvirkjun). Same IT load there is $18M/yr less.

France Enedis / Marseille · utility tariff × PUE, not colo list price.

Redundancy
N+1
Opened
2026
Renewable match
100%
Rack density
20 kW
Voltage
PUE
1.281.00 ideal · 1.60 typical
Power source
RTE / Enedis. Dual MV inlets plus on-site diesel. Nuclear-heavy French grid (ARENH).

Cooling

Plant

Hybrid

Liquid

Deployed

Rack density

20 kW

H100-eq

—

WUE

—

Operator has not published WUE. Blank, not zero — air-cooled sites still use some water.

Direct-to-chip cold plates and rear-door HX. Designed for 40 kW-plus AI racks.

Network carriers

6

On-net and metro carriers typically present at this location, including internet exchanges. Not a full circuit inventory.

Clouds

4

Native regions and typical Direct Connect / ExpressRoute / Interconnect on-ramps at this campus. Availability varies by hall.

Location

Marseille, Provence-Alpes-Côte d'Azur, France

Enceinte Portuaire, Porte 4, 13015 Marseille

43.339°, 5.352° · Europe

Tenants / users

Hyperscale, cloud, subsea, content — up to 150 kW/cabinet

Notes

Fifth port hall. 11,000 sqm. High-density liquid cabinets. Pair to MRS4 on the A55 campus.

Operator site

Compiled from public filings, operator pages, and reporting. Not an official operator specification.