| URL: | http://www.nims.go.jp/eng/index.html | 
|---|---|
| Segment | Research | 
| City: | |
| Country/Region: | Japan | 
| System | Year | Vendor | Cores | Rmax (GFlop/s) | Rpeak (GFlop/s) | 
|---|---|---|---|---|---|
| Numerical Materials Simulator - HPE SGI 8600, Xeon Platinum 8268 24C 2.9GHz, Dual-rail Intel Omni-Path | 2020 | HPE | 53,568 | 3,082,120 | 4,971,110.4 | 
| Numerical Materials Simulator - SGI ICE X, Xeon E5-2680v3 12C 2.5GHz, Infiniband FDR | 2015 | HPE (SGI) | 25,056 | 741,748 | 1,002,240 | 
| SGI Altix ICE 8200EX, Xeon X5560 quad core 2.8 GHz | 2009 | HPE (SGI) | 4,096 | 42,690 | 45,875.2 | 
| SR11000-H1/56 | 2004 | Hitachi | 56 | 3,319 | 6,093 | 
| List | Highest Rank | Systems | 
|---|---|---|
| 2025/06 | 388 | 1 | 
| 2024/11 | 347 | 1 | 
| 2024/06 | 306 | 1 | 
| 2023/11 | 270 | 1 | 
| 2023/06 | 234 | 1 | 
| 2022/11 | 200 | 1 | 
| 2022/06 | 175 | 1 | 
| 2021/11 | 160 | 1 | 
| 2021/06 | 137 | 1 | 
| 2020/11 | 105 | 1 | 
| 2020/06 | 87 | 1 | 
| 2018/06 | 475 | 1 | 
| 2017/11 | 350 | 1 | 
| 2017/06 | 245 | 1 | 
| 2016/11 | 180 | 1 | 
| 2016/06 | 136 | 1 | 
| 2015/11 | 114 | 1 | 
| 2015/06 | 94 | 1 | 
| 2011/06 | 432 | 1 | 
| 2010/11 | 222 | 1 | 
| 2010/06 | 138 | 1 | 
| 2009/11 | 114 | 1 | 
| 2009/06 | 93 | 1 | 
| 2006/11 | 350 | 1 | 
| 2006/06 | 235 | 1 | 
| 2005/11 | 135 | 1 | 
| 2005/06 | 105 | 1 | 
| 2004/11 | 60 | 1 |