Country Comparison
United States vs Japan
Japan is emerging as a major AI infrastructure market through government-backed programs and hyperscaler investment. This comparison shows how Japan's growing AI data center footprint compares to the US market leader.
Scale Comparison
Status Breakdown
United States
Operational46
Under Construction16
Planned13
Announced9
Japan
Operational9
Under Construction4
Energy Mix
United States
Renewable45
Nuclear15
Mixed11
Unknown7
Fossil / Gas3
Grid (utility-powered) + Regional Grid Upgrades1
Grid (ERCOT) with potential on-site generation1
Hydroelectric1
Japan
Renewable9
Mixed2
Unknown1
Grid (liquid cooling and efficiency features)1
Top Operators in United States
Meta16 facilities
Microsoft14 facilities
Google12 facilities
Amazon Web Services12 facilities
NVIDIA4 facilities
Top Operators in Japan
Amazon Web Services2 facilities
NVIDIA2 facilities
Oracle2 facilities
Microsoft1 facility
AirTrunk1 facility
Largest in United States
Frequently asked questions
- How does United States compare to Japan in AI data centers?
- United States has 84 tracked AI data center facilities with 70.6 GW of capacity, compared to Japan's 13 facilities with 2.5 GW. See the full breakdown of status, energy, and operators above.
- Which country has more AI data center capacity, United States or Japan?
- United States leads with 70.6 GW of known capacity versus Japan's 2.5 GW.
Build Your Own Comparison
Use the interactive comparison tool to compare any two operators, countries, continents, energy types, or status categories.
More Comparisons
Pre-built analyses for the most-watched AI infrastructure matchups.
United States vs ChinacountriesMicrosoft vs GoogleoperatorsMicrosoft vs AmazonoperatorsGoogle vs AmazonoperatorsNorth America vs EuropecontinentsRenewable vs NuclearenergyMeta vs GoogleoperatorsUnited States vs United KingdomcountriesNVIDIA vs MicrosoftoperatorsUnited States vs IndiacountriesAsia vs North AmericacontinentsOracle vs MicrosoftoperatorsUnited States vs GermanycountriesOperational vs Under ConstructionstatusesMicrosoft vs MetaoperatorsChina vs JapancountriesEurope vs AsiacontinentsAmazon vs OracleoperatorsJapan vs South KoreacountriesSaudi Arabia vs United Arab EmiratescountriesIndia vs JapancountriesUnited Kingdom vs GermanycountriesSingapore vs JapancountriesGoogle vs MetaoperatorsCoreWeave vs Oracleoperators