AI supercomputer · California, United States
Lawrence Livermore NL Lassen Phase 2
Lawrence Livermore NL Lassen Phase 2 is an AI supercomputer in California, United States, with 200 H100e of compute, owned by US Department of Energy.
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 |
|---|---|---|
| Location | California | Epoch AI supercomputers · CC BY 4.0 · checked 24 Oct 2026 |
| Address | 7000 East Ave, Livermore, CA 94550 | 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 | 2020 | 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 | US Department of Energy | Epoch AI supercomputers · CC BY 4.0 · checked 24 Oct 2026 |
| Compute (H100 equivalents) | 200 H100e | Epoch AI supercomputers · CC BY 4.0 · checked 24 Oct 2026 |
| Chips | NVIDIA V100, Cerebras CS-1 | Epoch AI supercomputers · CC BY 4.0 · checked 24 Oct 2026 |
| AI chips | 3,169 | Epoch AI supercomputers · CC BY 4.0 · checked 24 Oct 2026 |
| Facility power | 2.1 MW (estimated) | Epoch AI supercomputers · CC BY 4.0 · checked 24 Oct 2026 |
| Coordinates | 37.6807, -121.7099 | 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
Lawrence Livermore NL Lassen Phase 2 is the 10th-largest of 11 AI supercomputers in California and the 84th-largest of 118 in the United States by compute, with 200 H100e. Ranks and totals cover the AI supercomputers in our data that report their compute, not every one in existence.
| Within | Rank |
|---|---|
| California | 10th of 11 |
| United States | 84th of 118 |
| All AI supercomputers in our data | 185th of 284 |
Nearby
Within 50 km of this AI supercomputer: 73 data centers, 28 water rights (6 active), 7 power plants (5 operating, 3,725 MW) and 5 mines, measured from the coordinates in the facts above. The table shows the nearest 9, up to 3 per kind.
| Name | Kind | Size | Status | Distance |
|---|---|---|---|---|
| Arroyo Valle municipal and irrigation right A017003 | Water right | 60,000 acre-ft/year | Permitted | 7.9 km |
| Aramis I Solar Project | Power plant | 200 MW | Under construction | 9.1 km |
| Pleasanton Plant | Mine | — | Operating | 10 km |
| Arroyo Valle municipal and irrigation right A017002 | Water right | 60,000 acre-ft/year | Permitted | 11 km |
| Old River municipal and irrigation right A005630 | Water right | 1,393,569 acre-ft/year | Permitted | 17 km |
| QES Computers | Data center | — | — | 17 km |
| Zeus BESS | Power plant | 214 MW | Planned | 20 km |
| Sheridan Quarry | Mine | — | Operating | 22 km |
| Petadata | Data center | — | — | 28 km |
Owner and place
More from US Department of Energy
- Lawrence Livermore NL El Capitan Phase 244,143 H100e
- Oak Ridge NL Frontier7,283 H100e
- Lawrence Livermore NL Tuolumne4,567 H100e
- Los Alamos NL Venado2,560 H100e
- Lawrence Berkeley NL NERSC Perlmutter2,260 H100e
- Argonne NL Aurora1,689 H100e
- Sandia NL El Dorado1,506 H100e
- Lawrence Livermore NL Sierra1,091 H100e
Other AI supercomputers in California
- Lawrence Livermore NL El Capitan Phase 244,143 H100e
- Lawrence Livermore NL Tuolumne4,567 H100e
- Lawrence Berkeley NL NERSC Perlmutter2,260 H100e
- NVIDIA Selene Phase 21,413 H100e
- Lawrence Livermore NL Sierra1,091 H100e
- NVIDIA Selene Phase 1706 H100e
- Lawrence Livermore NL El Capitan Phase 1507 H100e
- Lawrence Livermore NL RZAdams507 H100e
Data on this page
- Source: U.S. Energy Information Administration (Sep 2026). EIA-860 / 860M / 923, Public domain.
- Epoch AI. Epoch AI supercomputers, CC BY 4.0.
- eWRIMS Water Rights List. eWRIMS Water Rights List, Public domain.
- MSHA Mines Data Set. MSHA Mines Data Set, Public domain.
- © OpenStreetMap contributors. OpenStreetMap data centers, ODbL 1.0.