AI supercomputer · Japan
GSIC Tsubame 2.5
GSIC Tsubame 2.5 is an AI supercomputer in Japan, with 8 H100e of compute, owned by Tokyo Institute of Technology.
Facts
Every value links to its source, and to the source's own record where it has one. Licences and last-checked dates are per row.
| Fact | Value | Source |
|---|---|---|
| Name in the source | GSIC TSUBAME 2.5 | Epoch AI supercomputers · CC BY 4.0 · checked 24 Oct 2026 |
| Location | Japan | Epoch AI supercomputers · CC BY 4.0 · checked 24 Oct 2026 |
| Status | Operating | Epoch AI supercomputers · CC BY 4.0 · checked 24 Oct 2026 |
| Start year | 2014 | Epoch AI supercomputers · CC BY 4.0 · checked 24 Oct 2026 |
| Owner type | Public | Epoch AI supercomputers · CC BY 4.0 · checked 24 Oct 2026 |
| Owner | Tokyo Institute of Technology | Epoch AI supercomputers · CC BY 4.0 · checked 24 Oct 2026 |
| Compute (H100 equivalents) | 8 H100e | Epoch AI supercomputers · CC BY 4.0 · checked 24 Oct 2026 |
| Chips | NVIDIA Tesla K20X | Epoch AI supercomputers · CC BY 4.0 · checked 24 Oct 2026 |
| AI chips | 4,224 | Epoch AI supercomputers · CC BY 4.0 · checked 24 Oct 2026 |
| Facility power | 2.7 MW (reported) | Epoch AI supercomputers · CC BY 4.0 · checked 24 Oct 2026 |
Research on this AI supercomputer and its owner.Who owns it up to the parent company, its permits and status, and an introduction to the owner.
Request researchHow it compares by compute
GSIC Tsubame 2.5 is the 25th-largest of 25 AI supercomputers in Japan by compute, with 8 H100e. Ranks and totals cover the AI supercomputers in our data that report their compute, not every one in existence.
| Within | Rank |
|---|---|
| Japan | 25th of 25 |
| All AI supercomputers in our data | 281st of 284 |
Owner and place
More from Tokyo Institute of Technology
- TSUBAME4.0960 H100e
- GSIC Tsubame 3.023 H100e
Other AI supercomputers in Japan
- Aist Abci 3.06,128 H100e
- Aist Abci-Q2,048 H100e
- SoftBank CHIE-22,040 H100e
- SoftBank CHIE-32,040 H100e
- Sakura's H100s Phase 12,016 H100e
- JCAHPC Miyabi1,120 H100e
- TSUBAME4.0960 H100e
- Softbank SuperPOD646 H100e
Data on this page
- Epoch AI. Epoch AI supercomputers, CC BY 4.0.